Product Description

The TQ5121 is a 3V, RF receiver IC designed specifically for Cellular band TDMA applications. It’s RF performance meets the requirements of products designed to the IS-136 and AMPS standards. The TQ5121 is pin compatible with TQ9222, which enables handset designers to use strategic board platform strategy. The TQ5121 contains LNA+Mixer circuits to handle the 800MHz cellular band.

Features

◾ Pin compatible with TQ9222 (dual-band TDMA receiver)

◾ Single 3V operation

◾ Low-current operation

◾ 50 W matched inputs

◾ QSOP-16 plastic package

Applications

◾ IS-136 Mobile Phones

◾ AMPS Mobile Phones

◾ ISM 900MHz