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November 2008
Welcome to Brainstorm!
As sensor nodes are usually battery-powered devices, the critical aspects designers face concern how to reduce the energy consumption of nodes so that the network lifetime can be extended to reasonable times.
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October 2008
6U VMEbus SBC Supports Intel Multicore Architectures
MEN Micro, Inc. offers a 6U VMEbus single board computer (SBC) that supports several Intel processors from the 2.16 GHz Core 2 Duo T7400 down to the single core Celeron M. The rugged Model A19 uses Intel’s low-power 945 GME Express chipset with an integrated 256-bit graphics engine, providing up to 250 MHz for optimal graphics performance, and it enables the connection of two monitors with either the same or different displays.
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Airflow/Air Temp Measuring Instrument Includes a Micro Head
Degree Controls, Inc. announces its Cambridge AccuSense PointFlow micro head airflow/air temperature measurement instrument. It has a 0.5 mm omni-directional sensor head remotely located on a two meter cable, a digital display showing airflow in either feet/minute or meters/second, and the ability to download readings through either serial or analog output.
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Amplifier Features Noise Figure of 0.55 dB
Mini-Circuits unveils its ultra-low noise ZX60-0916LN+ amplifier that has a noise figure of 0.55 dB while delivering 18 dB gain and a high output power of up to 16.5 dBm. Reliable and packaged in a rugged Unibody housing and using SMA connectors, these amplifiers can be used in a range of applications from 824 MHz to 960 MHz, including CDMA: 824 to 894 MHz, GSM Rx: 880 to 915 MHz and GSM Tx: 925 to 960 MHz.
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Arbitrary Waveform Generators Provide Performance Boost
Tektronix, Inc. announces its AWG7000B and AWG5000B Series of arbitrary waveform generators (AWG). The AWG B series provides a 20% performance boost over many of the prior AWG instruments, and it meets the test needs for high-speed serial data buses and wideband RF applications.
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DC/DC Converters Offer High Performance in Small Packages
Murata Power Solutions, Inc. releases its fully isolated (2,250 V DC) UCE series of cost-effective eighth-brick DC/DC converters with fixed output voltages from 1.5 V to 12 V, output current to 40 A and output power up to 100 W.
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Dual Band Antenna Performs Indoors and Outdoors
Astron Wireless Technologies, Inc. offers a low profile dual band antenna for both indoor and outdoor use with a design that features broadband performance and ease of mounting. Electrically, the antenna has a power handling capability of 50 W.
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GaAS FET Amplifier for Digital Video Broadcast Apps
Stealth Microwave, Inc. introduces its Model SM7175-43 7.1 to 7.5 GHz solid state GaAs FET amplifier for European digital video broadcast applications. The amplifier provides 58 dB of linear gain with a P1 dB of 43 dBm.
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HBT Chip Delivers High Peformance
California Eastern Labs introduces the NESG303100G SiGe HBT chip from NEC for engineers whose designs can benefit from the use of die. The chip is produced using NEC’s 110 GHz fT silicon germanium processing technology.
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High Linearity Switch for WLAN and Bluetooth Markets
Tyco Electronics M/A-COM unveils its Model MASW-008955 DC to 3.5 GHz SP3T RoHS-compliant switch for applications that require high linearity, low insertion loss and fast settling time over a wide frequency range in an ultra-small package size.
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High Performance Connector Creates Rugged Cable Assemblies
San-tron, Inc. announces its Model eSMA high performance connector to address the problems of signal transmission and fragility of solder joints in hand-formable cable assemblies. This connector features an extended ferrule and enhanced performance from an internal design.
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Interface Module Provides Simple Analog Signal Conversion
Turck, Inc. introduces its IMS interface module that provides a cost-effective solution for analog signal conversion. The module's profile measures 6.2 mm wide. Along with signal conversion, this compact module conditions and isolates signals from external sources, making it effective in industries where electrical noise is commonplace.
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Isolator Delivers 1,500 W Peak Power
Raditek, Inc. announces its F1 Series isolator that is robust and high power. This double junction cellular band 850 to 869 MHz coaxial isolator features 65 dB isolation (typically >70 dB), 0.45 dB insertion loss, 1.
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L-Band VCO Exhibits Low Phase Noise
Z-Communications, Inc. announces its Model CLV1295A-LF RoHS compliant VCO in L-band that operates from 1,235 to 1,355 MHz with a tuning voltage range of 0.50 to 4.50 V DC. The VCO features a typical phase noise of -105 dBc/Hz at 10 kHz offset and a typical tuning sensitivity of 68 MHz/V.
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MMIC Multiplier Uses GaAs PHEMT Technology
Hittite Microwave Corporation introduces its Model HMC598 GaAs MMIC Active x2 Frequency Multiplier chip which allows radio designers to achieve continuous output frequency coverage from 22 to 46 GHz. This multiplier also provides optimal fundamental and sub-harmonic suppression in clock generation, point-to-point radio, military and space, VSAT and test equipment applications.
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Oscillator Features Low Power Consumption
VIDA Products introduced its Model V10 oscillator that features low power consumption and less than -140 dBc/Hz at 1 MHz offsets. Frequency ranges are 6 to 13 GHz, 7 to 15 GHz and 8 to 18 GHz. Power consumption
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Power Supplies Demonstrate ITE Approval
Emerson Network Power launches its LPS200-M series of high efficiency 250 W AC/DC power supplies that feature both ITE and non-patient contact and non-patient critical medical safety approvals. The 3? × 5? × 1.
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Silicon Protection Arrays Protect Against ESD Surges
Littelfuse, Inc. announced its SP3000 Series of electrostatic discharge (ESD) over-voltage suppression devices for data lines and interface circuits in a range of equipment. Applications include PCs and PC peripherals, hand-held devices, adapter cards and data communications equipment, including USB2.
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Single Chip Synchronous Clock Solution Works for SETS
The STC5230 single chip solution of timing source in SDH, SONET and synchronous Ethernet network elements from Connor-Winfield Corporation is fully compliant with ITU-G.813 and Telcordia GR1244 and GR253.
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Single Test System Encompasses Entire LTE Protocol
Setcom Wireless announces its S-CORE conformance and research test environment for LTE (long term evolution) protocol testing and monitoring. S-CORE is a protocol tester for LTE signaling that is easy to use, it provides clear diagnostic information, and it leverages off-the-shelf hardware to reduce capital expense.
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Small Audio Subsystem Provides High Output Power
Maxim Integrated Products introduces the MAX9877, a small audio subsystem that combines a high-efficiency, high-power, mono Class D speaker amplifier, a DirectDrive, stereo headphone amplifier and a low-noise, bypass analog switch.
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SMT Fuse Features Extended Current Ratings
Schurter announces several new current ratings to its UMT 250 Series of SMT fuses for a total of 22 ratings from 80 mA to 10 A. The series provides over-current and short-circuit protection in both primary and secondary circuits.
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Software Improves RF Board Design
Agilent Technologies, Inc. releases its Genesys 2008.07 software that contains improvements to the reliability of artwork masks for electromagnetic (EM) verification and RF board manufacturing, along with modeling and user interface improvements.
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SSOP Optocouplers Offer a Combination of Features
Everlight Electronics Co. Ltd. introduces its EL3H7-G Series of four-pin SSOP photo-transistor optocouplers with a combination of key specifications that include a low-profile (2 mm) package, high isolation voltage (3,750 Vrms), minimum creepage distance (5 mm), wide operating temperature range (-55°C to 110°C), multiple current-transfer-ratio (CTR) bins and high breakdown voltage (80 V).
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USB PHY Cores Perform in Consumer Applications
MIPS Technologies, Inc. introduces its 40 nm USB PHY IP core and USB-certified 1.8 V 45 nm USB PHY IP core, enabling developers to integrate USB functionality into their advanced SoCs for a large number of consumer applications.
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VCO Presents Optimal Linearity
Crystek’s CVCO55FL-0200-0239 VCO operates from 200 to 239 MHz with a control voltage range from 0.5 V to ~4.5 V. It features a typical phase noise of -123 dBc/Hz at 10 kHz offset, and it has optimal linearity.
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September 2008
16-Bit Microcontrollers Feature Low Power Consumption
NEC Electronics America, Inc. introduces 22 16-bit all-Flash microcontrollers (MCUs) for compact, low-power, battery-operated and sensor-enabled systems.
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Advanced Test Capabilities Support Radio Test Set
Aeroflex releases Version 1.7.4 software for its 3900 Series Digital Radio Test Set that includes support for Motorola’s Astro SmartNet/SmartZone systems.
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Coaxial RF Connector and Cable Assemblies for Military Applications
ITT Interconnect Solutions introduces its coaxial RF connector along with 12 phase-matched RF cable assemblies.
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Diode Controller Integrates 5 A MOSFET
Linear Technology announces its LTC4358 single high voltage ideal diode controller that uses an internal 5 A MOSFET to provide a simple, low loss replacement to Schottky diodes in high current applications.
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Eighth Brick Isolated DC/DC Converters Deliver 100 W at 75°C
FDK Corporation expands its Sensei Series of isolated DC/DC converters with the FPER48T5R020 and the FPER48T01210 eighth brick converters.
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Epoxy Adhesive Cures Rapidly at Room Temperature
Master Bond, Inc. introduces its EP41SMED high performance, low viscosity epoxy adhesive for fast room temperature curing and bonding applications.
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Foil Resistor Features a Low Absolute TCR
Vishay Intertechnology, Inc. introduces its VPR220Z ultra-high-precision Z-Foil resistor that provides an industrial-grade absolute TCR of ?0.05 ppm/°C from 0°C to 60°C and ?0.20 ppm/°C from -55°C to 125°C, 25°C ref., a power rating up to 8 W at 25°C per MIL-PRF-39009, an optimum power coefficient of ?5 ppm at rated power, and a tolerance of ?0.01%.
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High-Linearity Broadband LNAs Offer Optimal IP3 Headroom
Endwave Corporation releases three high-linearity broadband low noise amplifiers which preserve signal purity by minimizing the nonlinear contributions.
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High-Linearity Broadband LNAs Offer Optimal IP3 Headroom
Endwave Corporation releases three high-linearity broadband low noise amplifiers which preserve signal purity by minimizing the nonlinear contributions.
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HJ FET Offers Low Noise Performance
For designers working in the X and Ku bands, California Eastern Laboratories introduces NEC’s NE3515S02 Hetero-Junction FET for use as a buffer amplifier in applications such as DBS LNBs and high dynamic range front ends.
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Low Dropout Regulators for High Efficiency Applications
Micrel, Inc. launches its MIC5313/4/5/6 family of low input voltage capable, low dropout regulators that integrates two LDOs that are capable of operating from a low input voltage of 1.7 V while consuming 37 µA total quiescent current.
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Low-Power ICs Support Per-Channel Enable Controls
STMicroelectronics announces six devices in a series of clock-distribution ICs that provide per-channel output-enable controls for precision clock management in embedded and handheld applications.
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Low-Power ICs Support Per-Channel Enable Controls
STMicroelectronics announces six devices in a series of clock-distribution ICs that provide per-channel output-enable controls for precision clock management in embedded and handheld applications.
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Oscillators Feature Low Jitter
Connor-Winfield'S oven-stabilized crystal controlled oscillator (OCXO) series and voltage controlled oven stabilized crystal controlled oscillator (VCOCXO) series are used in applications requiring stabilities of ?0.05 ppm to ?0.25 ppm.
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RF Coaxial Relays Offer Flexibility of Operation
Relcomm Technologies introduces its RRS Series of newly configured inline 5-port 2P2T coaxial relays.
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S-Band VCO Features Low Phase Noise
Z-Communications, Inc. announces its RoHS-compliant voltage-controlled oscillator (VCO) Model CRO2905A-LF in S-band.
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S-Band VCO Features Optimal Harmonic Suppression
Z-Communications, Inc. announces its RoHS-compliant voltage-controlled oscillator (VCO) model SMV3400A-LF in S-band that operates from 3220 to 3580 MHz with a tuning voltage range from 0.50 to 3 V DC.
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SMC Board-to-Board Adapter Stretches Flexible Mezzanine Distances
This SMC board-to-board-adapter from ERNI Electronics is an addition to the SMC 1.270 mm (0.050") pitch connector line, offering flexibility in its board-to-board heights ranging from 20 to 40 mm in 2 mm increments.
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SMT SAW-Based VCO Offers True Sinewave Output
Crystek Corporation releases its Model CVS575S-500 500 MHz voltage controlled SAW (surface acoustic wave) oscillator, or VCSO, providing low-noise and low-jitter performance with true sinewave output.
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Software Allows Signal Analyzers to Support Mobile Phone Systems
Anritsu Company introduces its EDGE evolution test system.
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Software Delivers IC Package Modeling
Daat Research Corporation announces the addition of powerful tools for modeling IC packages into its Coolit v.8 CFD thermal analysis software.
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Splitter Combiner Operates on Full or Part Bandwidth
Raditek, Inc. announces its wide band six-way splitter combiner coaxial model that operates from 2 to 18 GHz on full or part bandwidth.
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Switches Exhibit Failsafe Functions
Ducommun Technologies, Inc. announces its 2N Series of SPDT switches that features N connectors and a frequency range of DC to 12.4 GHz, and the 2NH Series that features high-power N connectors and a frequency range of DC to 12.4 GHz.
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Technology Platform Operates in a Wide Frequency Range
Astron’s HESA II Technology Platform operates in the frequency range from 2 MHz to 18 GHz for most applications.
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Thick Film Chips Offer Optimal Pulse Handling
The RPC series from Stackpole Electronics, Inc. is a line of surge-withstanding thick film chips that is offered in the usual industry sizes from 2512 down to 0805, in resistance values from 0.27 ? up to 22 Mg, and in tolerances as low as 5%.
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USB Connectors Target Surface Mount Applications
Mill-Max expands its USB family to include 2 mini USB connectors that offer more options when smaller solutions are necessary.
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VXS Backplane Offers Star Routing Topology
Elma Bustronic Corporation announces its 8-slot VXS backplane that features a Star routing topology, fitting into most 4U high horizontal mount enclosures.
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VXS Backplane Offers Star Routing Topology
Elma Bustronic Corporation announces its 8-slot VXS backplane that features a Star routing topology, fitting into most 4U high horizontal mount enclosures.
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WiMAX Test System Covers RF Pre-Certification Testing
AT4 wireless launches its WiMAX test system which covers RF pre-certification testing.
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WiMAX Test System Covers RF Pre-Certification Testing
AT4 wireless launches its WiMAX test system which covers RF pre-certification testing.
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August 2008
3.3 V HCMOS Oscillators Feature Tighter Stability Options
Fox Electronics offers HCMOS oscillators with 3.3 V operation and tighter stability options of 15 ppm (F537), 10 ppm (F539) and 8 ppm (F53S).
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32-bit ARM-Based Radio Module Lowers Power Consumption
CEL expands its line of IEEE 802.15.4 transceiver systems with the addition of the FreeStar Pro 32-bit ARM-based ZigBee radio module.
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Bluetooth IC Ready for Automotive Production
CSR announces the enhancement of its BlueCore4-ROM Plug-n-Go automotive Bluetooth silicon with Bluetooth v.2.1 functionality.
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Coax Isolator Spans 17 to 45 GHz
Raditek announces its coaxial isolator family that spans from 17 to 45 GHz with up to 2 GHz bandwidth using either K/2.9 or 2.4 connectors.
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Combined Audio Filtering and ESD Protection Save Board Space
STMicroelectronics introduces its EMIF06-AUD01F2 for optimal audio performance in feature-rich cellphones.
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DSA Line Features Serial-Addressable Control Interface
Peregrine Semiconductor Corporation releases three 7-bit UltraCMOS digital step attenuators to complement its 50-? DSA line.
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Dual-SP4T Switch Has Eight High Power RF Ports
Peregrine Semiconductor Corporation introduces its PE42112 MultiSwitch RFIC, a 2.6 V dual-SP4T RF switch that is designed for the needs of the tri-band WCDMA antenna switch module (ASM) market for use in multimode cellular handsets.
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ESD Protection Portfolio Features Ultra-Low Capacitance Technology
ON Semiconductor announces the expansion of its high performance off-chip ESD protection portfolio with the introduction of the ESD7L5.0D and the NUP4212.
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GaN CATV Amplifier Modules Offer Design Flexibility
RF Micro Devices releases its D10040200PH1 and D10040230PH1 gallium nitride (GaN) based CATV amplifier modules for use as power doubler amplifiers in current and next generation CATV infrastructure applications including line amplification and hybrid fiber coaxial (HFC) optical nodes.
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Heptaband External Wireless Antenna Offers Seven Frequency Ranges
Laird Technologies, Inc. announces its ultra-flexible Heptaband External Wireless Antenna that exhibits optimal radio transmission characteristics while supporting seven bands in one profile.
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High Power SPDT Switch for WiMAX and WLAN
Tyco Electronics M/A-COM announces the MASW-007921 DC-7 GHz SPDT RoHS-compliant switch for applications that require low insertion loss and fast settling times over a wide frequency range in an ultra-small package.
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HV-HBT Transistors Provide RF Solution
TriQuint Semiconductor releases two HV-HBT (high voltage-heterojunction bipolar transistor) devices that are efficient and highly linear.
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Keyboards Featured on Dual Output Function Generators
Protek Test and Measuremet offers its Model B8040FD DDS function generator.
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Network Management Software Streamlines Operation
Radio Frequency Systems (RFS) launches version three of its NEM-ALD-S 3.0 Network Element Manager (NEM) software.
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Non-Reflective MMIC SP4T Covers DC to 18 GHz
Hittite Microwave Corporation announces its GaAs pHEMT SP4T (single pole, four throw) MMIC switch which is suitable for automotive, industrial sensors, test and measurement, microwave radio, military and space applications from DC to 18 GHz.
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PLL/Synthesizer Line Comes in a Space-Saving Package
Crystek Corporation introduces its CPLL66 family of complete PLL/Synthesizers that needs only an external frequency reference and supply voltages for the internal PLL (phase lock loop) and VCO (voltage controlled oscillator).
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Power Measurement Kit Replaces Attenuators
MECA Electronics, Inc. introduces its MFK-PMK-1 Power Measurement Kit that replaces high power attenuators as a means of reducing RF signal levels into sensitive power meters.
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Programmable Gain Amplifier is Optimized for DOCSIS 3.0
ANADIGICS, Inc. launches its ARA2017 programmable gain amplifier that is optimized for DOCSIS 3.0 cable modem and E-MTA applications.
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Single-Chip System Decrypts and Decodes Code-Hopping Transmitters
Radiometrix introduces an IC that uses an internal clock so that a sophisticated low cost data decoder that incorporates secure authorization can be produced.
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TCAS Switches High Frequency RF Signals
The D2-729B003 SPDT from Ducommun Technologies, Inc. switches high frequency RF signals between the top and bottom fuselage-mounted antennas and numbers 1 and 2 systems transponders.
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Thick Film Power Resistor Features Wide Resistance Range
Vishay Intertechnology, Inc. released its 35-W thick film power resistor that features a compact, easy-to-mount TO-263 package (D2PAK) and a range of resistance values.
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Two-Element Capacitor Array Reduces Surface Area
Murata Electronics North America introduces its 1-µF 0.9 × 0.6-mm two-element capacitor array.
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UHF RFID Tags for Warehousing and Waste Management
Sokymat Automotive GmbH extends its transponder range for the management of waste and warehouse logistics.
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Ultra-mini Encapsulated Switching Supplies Improve EMC Performance
Astrodyne Corporation adds 30 W units to its ECA Series of ultra-miniature encapsulated switching power supplies for EMC noise compliance to EN 60601-1-2:2001.
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VCO Features Ultra Low Phase Noise
Z-Communications, Inc. announces its RoHS compliant VCO (voltage-controlled oscillator) model CLV1570B-LF in L-band that operates from 1560 to 1580 MHz with a tuning voltage range of 0.5 to 4.5 VDC.
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Wideband SMT MMIC LNA Covers 18 to 31 GHz
Hittite Microwave Corporation announces its SMT MMIC wideband low noise amplifier (LNA) which covers microwave radio, military EW, and test and measurement equipment applications.
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Wireless Integrated Circuits Perform in Management System
Lansdale Semiconductor, Inc. announces single-source rights to three wireless integrated circuits (ICs) originally designed and built by Freescale Semiconductor, Inc.
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July 2008
Analyzer Shows Live RF
Tektronix’s SA2600 real-time spectrum analyzer uses DPX waveform image processor technology to show a live RF view of a spectrum in analog and digital transmissions. The handheld device has a frequency coverage range from 10 kHz to 6.
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Buck Regulator Includes an Integrated Dual Power Monitor
Austriamicrosystems expands its DC/DC converter portfolio with the AS7620 hysteretic, high efficiency 32 V step-down regulator in a small 4 mm² MLPQ 12-pin package. Well suited to maximize up-time of utility metering, sensor interface and other industrial motion control and battery-powered data-acquisition equipment, it provides early-power-fail warning and power-good signals to microcontrollers that cannot afford to lose critical data during a power failure or brown-out condition.
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ICs Provide Four Output Voltages
Micrel’s MIC2811/21 power management ICs provide four output voltages for system core, I/O, SDRAM, NAND flash, and Secure Digital (SDIO) with LDO regulators and a DC/DC converter. The 3-mm² device can supply two LDO regulators that operate from an independent input supply at 1.
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Micropower Hall-effect Switch Conserves Board Space
Allegro MicroSystems, Inc. introduces its Model A1172 ultra-sensitive, Hall-effect switch with latched digital outputs and omni-polar magnetic actuation. It features operation at low supply currents and voltages, making it suitable for battery-operated electronics.
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MMIC Mixers Provide Broad Frequency Coverage
Hittite Microwave Corporation announces its family of GaAs MMIC fundamental mixers, I/Q mixers and sub-harmonic IRM mixers in chip form which provide broad frequency coverage from 19 to 90 GHz. These Velocium GaAs MMIC mixer products are suitable for use in a range of applications that include microwave radio, military and space, wideband communication systems, VSAT, SATCOM, automotive radar and test instrumentation.
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Move over Bluetooth – You've Got Some Competition
By Nancy Maas, Editor-in-Chief?nancy.maas@advantagemedia.com Get ready Bluetooth because another player has entered into the Personal Area Network (PAN) market. Challenging the future of Bluetooth, a new start-up called Ozmo Devices and an Intel Corporation program point to a future for Wi-Fi in a broad range of peripherals, ranging from computer mice to cellular handsets and MP3 players.
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RFID Reader Patch Antenna Minimizes Attenuation
Astron Wireless Technologies offers its Model H91CDPSFPM RFID Reader Patch Antenna that is available in the 902 to 928 MHz frequency range. Its polarization is left or right hand circular, helping to minimize attenuation caused by cross polarization, and the VSWR is 1.
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Sensor Supports Mobile Display Digital Interface
OmniVision Technologies’ OV3647 0.25" 3 MegaPixel image sensor supports the mobile display digital interface (MDDI) that operates at 15 fps in QXGA (2048 × 1536) resolution. The 1.75-micron OmniPixel3 device features user control over image quality, format and output data transfer as well as a standard parallel interface, which acts as an input for a secondary camera, so it can share the MDDI interface while functioning as an MDDI hub.
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Solid State Relays Feature High Speed Switching
OPTEK Technology's OSSR Series of solid state relays are offered in hockey puck (panel mount), SIP1 and SIP2 packages. They incorporate a zero crossing circuit that minimizes current and noise surges due to resistive and inductive loads.
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T/R Module for Short-Range Indoor Communications
Endwave Corporation releases its 60 GHz T/R module that targets short-range indoor communications that must transport data traffic at multi-gigabit speeds. The design allows full-duplex operation with flexible modulation, and the module can also be operated in various radar modes if desired.
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VCO Operates from 787 to 805 MHz
Crystek Crystals introduces its Model CVCO55CC-0787-0805 VCO that operates from 787 to 805 MHz with a control voltage range of 0.3 V to 4.7 V. This VCO features a typical phase noise of -122 dBc/Hz at 10 kHz offset with optimal linearity.
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Vibration Sensors Displace Piezoresitive Technology
The Colibrys wide-bandwidth capacitive accelerometers set new performance standards on vibration sensing, and they are expected to displace piezoresistive sensors in health and usage monitoring systems (HUMS), aeronautics, railway technologies and automotive crash testing applications.
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Wideband Switches Offer High Isolation and High Frequency
Spectrum Microwave introduces its expanded line of switches that offer SPDT to SP5T designs with a bandwidth from 100 MHz to 22 GHz. These switches feature an integral TTL driver and are available with switching speeds higher than 100 nsec, high isolation up to +95 dB and insertion loss as low as 0.
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June 2008
2.5 V HCMOS Oscillators SignificantlyReduce Noise Levels
Fox Electronics now offers its HCMOS XpressO oscillators with 2.5 V operation. Featuring a third order Delta Sigma Modulator (DSM) that offers significantly reduced noise levels, the oscillators are comparable to traditional bulk quartz and surface acoustic wave (SAW) oscillators at a lower cost.
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30 A Half-Brick DC/DC Converters Feature 93% Efficiency
PNS? Lambda launches its iHG series of 100 W fully-isolated, single output DC/DC converters. Providing optimal thermal performance, using the industry standard half-brick footprint with no base plate, the modules are suitable for designing low airflow, high temperature, 48 V power architectures and for telecom, wireless, medical and industrial applications.
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Beryllium Oxide Achieves Higher Thermal Conductivity
PNS Brush Ceramic Products Inc. announced an increase in thermal conductivity over standard beryllium oxide BeO. Called BW3250, the material now delivers thermal conductivity of greater than 325 W/mK at room temperature, an increase of over 15% from the 285 W/mK that was previously obtainable.
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Broadband Wireless Chipset Provides Seamless Migration
Wavesat introduces its new family of 4G Broadband Wireless chipset named Odyssey™, with a unique flexible, multimode 4G architecture enabling WiMAX Wave2, WiFi, XG-PHS and seamless migration to future 4G technologies such as LTE.
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Compact Power Supplies Deliver Peak Power of 600 W
PNS? Power Partners introduces its PPR250 Series of power supplies that deliver 250 W of power with 600 W of peak power in a compact 5" x 3.2" x 1.5" package. The series is suitable for price-sensitive, size-sensitive or low profile applications in the telecom, datacom, industrial and process control industries.
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Design Tools Help Meet Critical Power Budgets
With ChipVision's PowerOpt™ and P-SAM, users can evaluate performance, area and power tradeoffs at the architectural level rather than the gate level, resulting in significant savings. PowerOpt performs synthesis, analysis and estimation, and generates RTL code automatically to bridge the gap between specification at the system level and implementation at the RT level.
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Ethernet Circular Connector with RJF Range
Amphenol Socapex has released a robust Ethernet circular connector with the RJF range. Its steel shell provides desirable mechanical behavior including 10g vibration resistance (at 10 to 500 Hz, 3-axis) and IK06 impact resistance (equivalent to a 250g weight falling on the mated connectors from a height of 40 cm).
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Fast Switching RF & Microwave Synthesized Signal Generator
PNS? The 2520GTA series signal generator delivers extremely fast switching speeds, high output power, and low residual phase noise in a single unit. The 2520GTA series signal generator is offered in a frequency range of 100 MHz to 20 GHz with a frequency resolution of 0.
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FHSS Radio Module Enables Networked LOS and BLOS
Intuicom, Inc., introduces its Model C1000 m ultra-small spread spectrum OEM RF transceiver module with “leap-ahead” performance technology. Designed for integration into military/aerospace instruments and commercial systems where size, weight and power consumption are critical design issues, the module is suitable for unmanned vehicles, robotics and portable devices.
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Fixed Attenuators Available in Four Models
PNS? BroadWave Technologies, Inc. introduces its line of low cost fixed attenuators. These 1 W units are available in SMA (Model 351-300-XXX), N (Model 352-300-XXX), TNC (Model 353-300-XXX) and BNC (Model 354-300-XXX) connectors.
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Fixed Attenuators Feature Frequency Range of DC-6 GHz
PNS Trilithic’s RF & Microwave Components Division releases its XFP-6 series of 2 W fixed attenuators. The series features a frequency range of DC-6 GHz with attenuation values from 1 to 40 dB. VSWR is optimal and specified at 1.
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Fixed Attenuators Feature Frequency Range of DC-6 GHz
Trilithic’s RF & Microwave Components Division releases its XFP-6 series of 2 W fixed attenuators. The series features a frequency range of DC-6 GHz with attenuation values from 1 dB to 40 dB. VSWR is optimal and specified at 1.
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Flange Mount Drop-In Isolator Features Gold-Plated Housing
PNS? Renaissance Electronic Corporation releases its K-Series flange mount drop-in isolator that features up to 30% bandwidth in the 4 to 18 GHz range. Suitable for military and space applications with a steel housing that is gold plated for better RF performance, this temperature-stable device has typical loss of 20 dB.
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High Power MMIC SPST Switch for Multi-Band Antenna Matching
PNS? California Eastern Laboratories unveils the Model UPG2189TB high-power SPST (single pole single throw) GaAs MMIC switch from NEC. Its ability to handle high GSM input power levels with low harmonic distortion makes the switch suitable for switching the tuning and matching elements in multi-band antennas.
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Linear Amplifier Powers EGSM WCDMA Networks
ANADIGICS, Inc. announces its AWT6281 HELP3 WCDMA linear power amplifier for use in advanced 3G handsets for EGSM (Band 8) UMTS wireless networks. This amplifier extends the operating time of 3G handsets and data cards which is critical for successful operation using high speed packet access (HSPA) networks.
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Linear Amplifier Powers EGSM WCDMA Networks
PNS? Anadigics, Inc. announces its AWT6281 HELP3 WCDMA linear power amplifier for use in advanced 3G handsets for EGSM (Band 8) UMTS wireless networks. This amplifier extends the operating time of 3G handsets and data cards which is critical for successful operation using high-speed packet access (HSPA) networks.
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Membrane Media Increases Thermal Performance
W. L. Gore & Associates, Inc. introduces a membrane media for its line of GORE® Cooling Filters that increases thermal performance while providing strong environmental protection and reliability. The GORE Cooling Filters improve thermal cooling while reducing both capital and operating costs in wireless base stations, MCPAs, base band units, power cabinets, switching systems, and other outdoor electronic enclosures.
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MIMO RF Transceiver Performs in WiMAX Applications
PNS? Maxim Integrated Products introduces its MAX2839 single-chip, 2.3 to 2.7 GHz, WiMAX MIMO RF transceiver that uses a dual-receiver architecture to mitigate RF channel fading, thereby increasing the signal-to-noise ratio (SNR) by as much as 10 dB compared to a single-receiver architecture.
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New Process Delivers Significant Miniaturization
Avago Technologies announces a breakthrough in packaging technology that brings wireless chip micro-miniaturization and high frequency performance to new levels. Avago’s WaferCap is a semiconductor-based chip scale packaging (CSP) technology.
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OEM Mixed Language Simulator for FPGA Design
PNS Lattice Semiconductor Corporation announces an agreement that will deliver an OEM FPGA mixed language simulator. Active-HDL Lattice Edition will be bundled with the ispLEVER design tool suite, providing mixed language simulation (VHDL, Verilog and SystemVerilog), co-simulation with Simulink from The MathWorks and simulation support for Lattice encrypted IP Cores.
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Proximity Sensors Make Mobile Devices User-Friendly
PNS? OSRAM Opto Semiconductors two SMT proximity sensors (Models SFH7740 and SFH7741) use distance measurements to detect a mobile device’s operating status without physical contact to the sensor itself.
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Rectifiers Save Energy and Deliver High Efficiency
PNS? Power-One, Inc. introduces its FMP25.48 energy-saving 2,500 W, -48 V rectifier that delivers efficiencies exceeding 92%. Power densities surpassing 27 W/cubic inch enable 12.5 kW of power in a one rack-unit 23" shelf.
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SAW Clock Oscillator Provides Low Jitter Performance
PNS? Crystek Crystals announces its 1 GHz SAW clock oscillator (CCSO) that was designed using FR5 PCB and SAW (surface acoustic wave) crystal technology to provide a low noise, low jitter performance with true SineWave output.
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Security System Offers Protection for FPGA Designs
PNS? Maxim Integrated Products unveils its 1-Wire secure memory devices that add additional security to designs using the Altera Cyclone III and Cyclone II FPGA families. These secure memory devices incorporate the Secure Hash Algorithm (SHA-1), a thoroughly scrutinized public hash protocol developed by National Institute of Standards and Technology (NIST), and the 1-Wire interface.
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SMT Connectors Offer Secure Mating Retention
PNS? Molex, Inc. introduces its series of 2.00 mm pitch SMT wire-to-board connectors for applications that require secure electrical contact. The CLIK-Mate connector features a positive locking mechanism that provides an audible click, indicating that it is fully mated.
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Thin LED-Based Backlights Offer High Brightness
Global Lighting Technologies (GLT) announces its LED-based high-brightness backlights that offer exceptional thinness, down to 0.4 mm or less. They provide slim molded light guide BLUs for backlighting LCDs in an array of consumer electronics products, as well as in the keypads/keyboards used in mobile phones, and laptop and desktop PCs.
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Wideband Power Amplifier Modules Cover 10 MHz to 15 GHz
PNS? Link Microtek Ltd. introduces two MMIC-based connectorized power amplifier modules that are suitable for broadband instrumentation, test equipment and communications applications. Manufactured by Hittite Microwave Corporation, Models HMC-C037 and HMC-C036 are GaAs PHEMT 0.
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Wire-wound Performance with Multi-layer Manufacturability
The BRC1608 series of high-current, wire-wound power inductors from Taiyo Yuden measure 1.6(L) x 0.8(W) x 0.8(H) mm (all dimensions ± 0.2 mm). In addition to small size, the eight models offer a good combination of low DC resistance (0.
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WVAN Wireless Library Helps Prevent Wafer Spins
Agilent Technologies+IBk- Wireless Video Area Networks (WVAN) Library helps prevent unnecessary wafer spins, thus accelerating deployment of next-generation 60 GHz WVAN for high-volume consumer video equipment.
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April 2008
Coaxial Resonator Oscillator Delivers Low Phase Noise
Z-Communications, Inc. announces its Model CRO2715D-LF lead free, RoHS compliant, coaxial resonator oscillator in S band (2670 to 2760 MHz).
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Digital Infrared Temperature Sensor for OEM Usage
Measurement Specialties, Inc., introduces its TSEV01P OEM module with a strong integration that leads to a reduction of the outer dimensions of the sensor, combined with a strong reduction of power consumption.
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February 2008
Coaxial Resonator Oscillator
Z-Communications, Inc. announces the introduction of their lead free, RoHS compliant, coaxial resonator oscillator (CRO2935B-LF) in S band.
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October 2006
Coaxial Resonator Oscillator
Z-Communications, Inc. announces their lead free, RoHS-compliant, coaxial resonator oscillator (CRO3617B-LF) in C band (3515 to 3720 MHz) featuring low phase noise performance of 𤩜dBc/Hz at 10 kHz offset from the carrier over 200 MHz.
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September 2006
Hybrid Coupler
Innovative Power Products Inc. announces its Model IPP-2015, a high power, 3 dB, 90° hybrid coupler covering the 2000 to 4000 MHz frequency range. The Model IPP-2015 combines two signals of up to 200 W CW of total output power.
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June 2006
Second Time Around
It’s amazing how unpredictable life is at times. If someone had told me eight years ago that I would be sitting here writing the Up Front column again, I would have told them that they were nuts. Allow me to explain.
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May 2006
802.16e Development Platform
picoChip and Wintegra announce a development platform for mobile WiMAX that integrates picoChip's PC102 picoArray™ multi-core digital signal processor (DSP) running its IEEE 802.16e PHY with the Wintegra WinMax™ access processor and programmed with 16e MAC software for transport and backhaul functionality.
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January 2006
Chip Inductors
Taiyo Yuden (U.S.A.), Inc.’s CKP3216 series of 1206 case size multilayer chip inductors offer one of the industry's lowest profiles for DC/DC converter choke coil applications in portable electronic device power circuits.
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December 2005
Radio Transceivers Using an I/Q Receiver Interface
By C.N. Wilson
Conventional FM receivers use an analog demodulator, such as a PLL, or more commonly, a limiter-discriminator. Digital schemes replace these with digital processors. The following information covers general issues involving digital demodulators, with the marine AIS as an example.
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November 2005
Broadband Amplifier
Aethercomm announces Model Number SSPA 0.020-1.000-25, a broadband, RF solid state amplifier that operates from 20 MHz to 1.0 GHz. This PA is suited for broadband military platforms as well as commercial applications because it is robust and offers high power over a multi-octave bandwidth.
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July 2005
Omni Antennas
Pacific Wireless announced its MultiSector™ Sectorized Omni Antenna. The SO24 series antennas are a sector antenna array packaged in a unique integrated radome with single point mounting system. The SO24 consists of 3 120° beamwidth, 15 dBi gain antennas and features three Type N female integrated Connectors.
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June 2005
Digital Potentiometers
Maxim introduces the MAX5527/MAX5528/MAX5529, 64-tap, one-time-programmable digital potentiometers in 8-pin, 3 × 3 mm TDFN or microMAX® packages. The one-time fuse-programmable feature sets the power-on position of the wiper, enabling these devices to power up to a unique predefined state.
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Multi-Channel Transceivers
Radiometrix introduces VHF and UHF narrow band multi-channel transceivers for low power ISM applications. The SMX series transceivers are compact (53 × 32 × 12 mm) multi-channel narrowband radios intended for a range of industrial wireless data link applications.
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Silicon Prescalers
CEL announces two miniature prescalers from NEC, suitable for designers of V-SAT terminals, point-to-point and multipoint radios, VCDROs and other products with PLL circuits requiring a "divide" function.
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Sinewave VCXO
Crystek launches the CVSS-940 — a true sinewave voltage controlled crystal oscillator (VCXO) providing – 150 dBc/Hz noise floor and ± 50 ppm minimum APR pullability. This VCXO is available in a 9 × 14 mm SMD package.
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April 2005
An Innovative Approach to Faster RFIC Transmitter Design
Transmitter designs continue to evolve at a blazing pace, in both complexity and integration. In today's competitive wireless environment, accurate and efficient transmitter design isn't an option — it's a must.
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March 2005
Location Awareness by Implementing Time of Arrival
Since the emergence of GPS systems, of the various
techniques available to identify location, TOA has
been of least interest. But its importance will be
on the rise again with the development of miniature
and low-power sensing and communications platforms, especially in tactical combat, homeland security, and
crisis management scenarios.
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February 2005
Voltage Controlled Oscillator
Z-Communications announces the V582ME18, geared for low noise mobile communication applications. This miniature VCO generates frequencies between 1020 and 1100 MHz within a control voltage range of 1 to 4 VDC making it suitable for integration into PLLs where the error voltage can be taken directly from the IC’s charge pump circuitry.
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December 2004
Challenges for VoIP Deployment in the Enterprise
VoIP is coming of age but it still faces a myriad of issues, especially in the wireless enterprise. Understanding the technical issues of VoIP in wireless environments makes development and deployment a bit less inundating.
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Isolators and Circulators
Raditek's coaxial model, the FF1 Series, is a 380 - 515 MHz, 10% bandwidth isolator and circulator with 100 watts forward power and 10 watts reverse power handling. Operating over the full temperature range of 20° C to +80° C with dimensions of 22 × 45.
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Micro-Fabrication Techniques for Millimeter-Wave Devices
Today, as frequencies increase, so does the pressure to reduce form factors and footprints. This is the driving force behind MEMS, and the movement is starting to target mm-wave devices. By Rich Chen
The growth of the wireless communication industry has strengthened interest in millimeter-wave circuits.
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September 2004
Low Noise Amplifier
Planar Electronics introduces its product, PEC-12-50M40G-4R0-15-SFF. This amplifier offers 12dB of gain while providing a low midband noise figure of 4.0 dB. Frequency is 50 MHz to 40 GHz; gain is 12 dB; Gain Flatness is ۬.
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August 2004
Low Noise Amplifier
Planar Electronics introduces its product, PEC-12-50M40G-4R0-15-SFF. This amplifier offers 12dB of gain while providing a low midband noise figure of 4.0 dB. Frequency is 50 MHz to 40 GHz; gain is 12 dB; Gain Flatness is ۬.
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July 2004
Tri-Port Devices
IDT introduces a family of tri-port devices. These devices enable simultaneous access to the memory for three device ports. The products provide high-speed, bi-directional interface between three intelligent devices, such as an applications or baseband processor, digital multimedia broadcast (DMB) processor and an 802.
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May 2004
Dual Band Antennas
Kathrein announces four dual band panel antennas with self-contained combiners, models 742-290, 800-10046, 742-222, and 742-223. The adjustable tilt antenna, model 742-223, is compatible with the company's remote downtilt control systems, offering the system operator the ability to control dynamically sector sizes.
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Major Nano/Micro Commercialization Leaders Headline COMS 2004
Edmonton conference to spotlight emerging $500 billion world industry
Edmonton, Alberta, Canada: A line-up of key global nano and microsystems leaders will tackle the
challenges and opportunities of transforming research breakthroughs into commercial reality during the 9th Annual Conference on the Commercialization of Micro and Nano Systems (COMS 2004) in Edmonton, Alberta, Canada, Aug.
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Matrix Switch
The 5025 Matrix Switch provides the reliability required for automated test and measurements, signal routing, and monitoring applications. This integrated coaxial switch matrix system with TTL control interface, performs up to 18 GHz and is configured as a 2 × 5 bi-directional, non-blocking switch matrix.
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MICRON TECHNOLOGY, INC., TO HOST HONG KONG ANALYST CONFERENCE
Micron Technology, Inc., will host an analyst conference on Friday, May 14, in Hong Kong. Steve Appleton, Micron's Chairman, Chief Executive Officer and President, and other Micron executive officers will make presentations, respond to questions regarding Micron's strategy and provi |
