Maxim MAX2835ETM+

Overview

The MAX2830E/D direct conversion, zero-IF, RF transceiver is designed specifically for 2.4GHz to 2.5GHz 802.11g/b WLAN applications.

♦ 2.4GHz to 2.5GHz ISM Band Operation♦ IEEE 802.11g/b Compatible (54Mbps OFDM and 11Mbps CCK)♦ Complete RF Transceiver, PA, Rx/Tx and Antenna Diversity Switch, and Crystal Oscillator Best-in-Class Transceiver Performance 62mA Receiver Current 3.3dB Rx Noise Figure -75dBm Rx Sensitivity (54Mbps OFDM) No I/Q Calibration Required 0.1dB/0.35° Rx I/Q Gain/Phase Imbalance 33dB RF and 62dB Baseband Gain Control Range 60dB Range Analog RSSI per RF Gain Setting Fast Rx I/Q DC-Offset Settling Programmable Baseband Lowpass Filter 20-Bit Sigma-Delta Fractional-N PLL with < 20Hz Step Size Digitally Tuned Crystal Oscillator +17.1dBm Transmit Power (5.6% EVM with 54Mbps OFDM) 31dB Tx Gain Control Range Integrated Power Detector Fully Integrated RF Input and Output Matching and DC Blocking Serial or Parallel Gain-Control Interface > 40dB Tx Sideband Suppression Without Calibration Rx/Tx I/Q Error Detection♦ Transceiver Operates from +2.7V to +3.6V♦ PA Operates from +2.7V to +4.2V♦ Low-Power Shutdown Mode♦ Small 48-Pin TQFN Package (7mm x 7mm x 0.8mm)

Features