Product Description
The TQ9222 is a 3-V, RF receiver IC designed specifically for dual-band TDMA applications. Its RF performance meets the requirements of products designed to the IS-136 and GSM standards. The TQ9222 is pin compatible with TQ5121 (cellular band LNA/Mixer) which enables handset designers to use strategic board platform strategy.

FEATUREs
◾ Pin compatible with TQ5121
◾ Single 3 V operation
◾ Low-current operation
◾ Low-frequency IF capability
◾ Excellent ½ IF rejection
◾ IF output combining
◾ 50 W matched inputs (most ports)
◾ QSOP-24 plastic package

APPLICATIONs
◾ IS-136 dual-band Mobile Phones
◾ Tri-Mode Phones
◾ GSM dual-band Mobile Phones
◾ Wireless local loop