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WCDMA Power Amp Supply

June 28, 2001 7:33 am | Comments

Maxim Integrated Products introduces the MAX1820, which is the first step-down DC-DC converter designed specifically for the fixed-gain linear power amplifiers (PAs) used in 2.5G and 3G WCDMA cellular phones. The high-speed MAX1820 can vary its output voltage from 0.4 V to 3.4 V in less than 30 μs, adjusting the power applied to the PA so that it tracks the power being transmitted by the PA....

GaAs HBT MMIC Divide-by-4 Prescaler for DC - 12.5 GHz

June 28, 2001 7:33 am | Comments

Hittite Microwave introduces a low noise, Divide-by-4 Static Prescaler with InGaP GaAs HBT technology in an 8 lead surface mount plastic package. The HMC365S8G features a wide operating input window and low additive SSB phase noise of -151 dBc/Hz at 100 kHz offset. This device operates from DC (with a square wave input) to 12....

Prescaler with InGaP GaAs HBT technology Operates to 13.0 GHz

June 28, 2001 7:33 am | Comments

Hittite Microwave introduces a low noise, Divide-by-4 Static Prescaler with InGaP GaAs HBT technology that operates to 13.0 GHz. The HMC365 features a wide operating input window, a selectable output power bias option, and a low additive SSB phase noise of -151 dBc/Hz at 100 kHz offset. This device operates from DC (with a square wave input) to 13 GHz input frequency and operates from a single 5....

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Divide-by-2 Static Prescaler with InGaP GaAs HBT Technology

June 28, 2001 7:33 am | Comments

Hittite Microwave introduces a low noise, Divide-by-2 Static Prescaler with InGaP GaAs HBT technology that operates to 13.0 GHz. The HMC364 features a wide operating input window, a selectable output power bias option, and a low additive SSB phase noise of — 145 dBc/Hz at 100 kHz offset. This device operates from DC (with a square wave input) to 13 GHz input frequency and operates from a single +5....

Surface Mount GaAs HBT MMIC Divide-by-4 Prescaler

June 28, 2001 7:33 am | Comments

Hittite Microwave introduces a low noise, Divide-by-4 Static Prescaler with InGaP GaAs HBT technology in an 8 lead surface mount plastic package. The HMC362S8G features a wide operating input window and low additive SSB phase noise of -149 dBc/Hz at 100 kHz offset. This device operates from DC (with a square wave input) to 12 GHz input frequency with a single +5....

GaAs HBT MMIC Divide-by-8 Prescaler for DC - 12.0 GHz

June 28, 2001 7:33 am | Comments

Hittite Microwave introduces a low noise, Divide-by-8 Static Prescaler with InGaP GaAs HBT technology that operates to 12 GHz. The HMC363 features a wide operating input window, a selectable output power bias option, and a low additive SSB phase noise of -153 dBc/Hz at 100 kHz offset. This device operates from DC (with a square wave input) to 12 GHz input frequency and operates from a single +5....

Surface Mount GaAs HBT MMIC Divide-by-2 Prescaler

June 28, 2001 7:33 am | Comments

Hittite Microwave introduces a low noise, Divide-by-2 Static Prescaler with InGaP GaAs HBT technology in an 8 lead surface mount plastic package. The HMC364S8G features a wide operating input window and low additive SSB phase noise of -145 dBc/Hz at 100 kHz offset. This device operates from DC (with a square wave input) to 12....

Divide-by-8 Prescaler for DC - 12.0 GHz

June 28, 2001 7:33 am | Comments

Hittite Microwave introduces a low noise, Divide-by-8 Static Prescaler with InGaP GaAs HBT technology in an 8 lead surface mount plastic package. The HMC363S8G features a wide operating input window and low additive SSB phase noise of -153 dBc/Hz at 100 kHz offset. This device operates from DC (with a square wave input) to 12 GHz input frequency with a single +5....

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Portable Spectrum Analyzers Designed for Satellite Dish Installation

June 28, 2001 7:33 am | Comments

Avcom-Ramsey Technologies announces availability of their new PSA-45 series of spectrum analyzers, smaller, lighter, and easy to use. The all new design incorporates a high contrast LCD display and battery power in an 8 pound package. Frequency coverage is 950 - 1450 MHz (L-band), selectable LNB power (+12 V/off/+18 V) is provided through the input connector....

SMT Clock Oscillators

June 28, 2001 7:33 am | Comments

Giving designers of network systems a high frequency (100 MHz) precision timing device, AVX introduces a new series of SMT clock oscillators. Designated the K50H Series, the low-profile ultraminiature clock oscillators provide design engineers with a new option for timing control circuits. The K50H Series' electrical characteristics, reliability and frequency capabilities offer designers more flexibility in implementing timing control cir...

Multipath Fading and Noise Characteristics Simulation

June 28, 2001 7:33 am | Comments

Micronetics Wireless introduces the Wave3GBB for simulation of multipath fading and noise characteristics in communication systems. It operates at baseband with up to 30 MHz sampling rate, 4-12 paths of fading, dual digital noise source, programmable AGC, and power meter. Options allow the user to configure 14 bit analog inputs, multiple channels and to synchronize multiple units for applications like modem chipset development and adaptiv...

Audio Digital Potentiometers

June 28, 2001 7:33 am | Comments

Maxim Integrated Products introduces the MAX5408/MAX5409, tiny digital potentiometers designed for use in audio applications. These space-saving potentiometers are available in the new 4 mm × 4 mm 16-pin QFN surface-mount package. They are also available in a 16-pin QSOP. Their logarithmic resistor tapers are ideal for controlling audio signals, including volume control and panning signals between speakers....

Transmit Integrated Circuit for Deal Band Cellular Phones

June 28, 2001 7:33 am | Comments

Maxim Integrated Products introduces the MAX2361/MAX2363/MAX2365 baseband-to-PA complete dual-band cellular phone transmit ICs. They are designed for dual-band, dual-mode, and single-mode N-CDMA, TDMA, GAIT, and W-CDMA cellular phones. A key feature of the MAX2361 series is high integration level, which dramatically reduces component count and size....

Lithium Ion Battery Pulse Charger

June 28, 2001 7:33 am | Comments

Maxim Integrated Products introduces the MAX1879, which is a safe, simple, and inexpensive single-cell lithium-ion (Li) battery pulse charger that does not dissipate heat. Its small size and low heat enables the charging function to be incorporated into cell phones, PDAs, and other portable equipment....

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Power Supply Integrated Circuit

June 28, 2001 7:33 am | Comments

Maxim Integrated Products introduces the MAX1856 power supply IC, which generates a low audio noise "talk battery" supply at – 24 V and a stiff "ring battery" supply at -72 V for voice-enabled broadband consumer premises equipment (CPE) applications such as VoDSL modems, VoPacket cable modems, LMDS, MMDS, WLL, and FTTH....

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