CX74061 Datasheet (Skyworks Solutions) - Mobile Handset Applications

CX74061, Mobile Handset Applications

The CX74061 Application-Specific Integrated Circuit (ASIC) is a single Intermediate Frequency (IF), multi-mode, tri-band receiver intended for use in Code Division Multiple Access (CDMA) phones in Personal Communications System (PCS), cellular CDMA, Advanced Mobile Phone System (AMPS), and Global Po

www.DataSheet4U.com PRODUCT SUMMARY CX74061: Rx ASIC for CDMA, AMPS, PCS, and GPS Mobile Handset Applications APPLICATIONS Tri-band, quad-mode handsets PCS and GPS phones CDMA and GPS phones After RF LNA signal amplification and filtering from the antenna, the received signal is mixed down from RF to the IF.

There are separate mixers for AMPS, CDMA-cellular, CDMAPCS, and GPS modes.

The CDMA and PCS mixers have balanced outputs for the IF SAW filters, while the AMP

CX74061 Features

* Two-step gain control PCS LNA Three-step gain control cellular LNA GPS LNA External resistor to adjust LNA bias current Independent AMPS, CDMA, PCS, and GPS mixers Single