The MAX2247 PA is available in the tiny 3 x 4 UCSP measuring 1.5 × 2.0 mm. The device is ideal for small form factor WLAN applications. The MAX2247 integrates a three-stage power amplifier with on-chip input and interstage match, output power detector, and power management circuitry. The power detector provides over 20 dB of dynamic range with ۪.8 dB accuracy. The PA also features an external bias control pin. The MAX2247 delivers 29 dB gain, up to +24 dBm linear power, and +29dBm saturated power. The device operates over a 2.7 V to 4.2 V supply range.