Description
The CXM3000GA is a module for the RF section of GSM/GPRS handsets containing a fast-lock synthesizer and RF transceiver.

Features
● Receiver, transmitter, dual PLL, RF + IF VCOs
● Dual fast lock PLL (< 140 µs)
● No external RF or IF LO required
● Extremely small size: 8.0 × 8.0 × 1.3 mm
● Programmable baseband interface
● Tx sum-loop modulator
● Power save control on all functions
● Rx current 55 mA 3.0 V
● Tx current 75 mA 3.0 V
● On-chip LNA bias control
● On-chip transmit IF filtering
● 3-wire serial bus control
● 60-pin LFLGA module package

Functions
● Receive down-conversion mixers × 2
● PGA IF amplifier (programmable gain amplifier)
● IQ demodulator and baseband filters
● IQ modulator (single sideband)
● Tx sum-loop mixer and phase detector
● LNA temperature compensated bias control
● VCOs with the on-chip RF and IF

Applications
● GPRS class 12
● GSM900/1800/1900 triple band
● GSM900/1800 dual band
● GSM900/1900 dual band
● GSM900 single band
● GSM1800 single band
● GSM1900 single band