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Advance

Information

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

GSM900/1800/1900

Dual/Triple Band Rx/Tx

2001XPS

Structure

Land grid array plastic multi-chip module

Absolute Maximum Ratings

Supply voltage

Vcc

–0.3 to +4.0

V

Operating temperature

Topr

–25 to +85

°C

Storage temperature

Tstg –65 to +150

°C

Operating Conditions

Supply voltage

Vcc

2.7 to 3.6

V