WIRELESS COMMUNICATIONS DIVISION TQ5121 N/C N/C Vdd MXR 1 2 3 16 15 14 13 12 11 10 9 Optional GND N/C Mixer IF/ Vdd GND MXR RF GND LNA Out N/C DATA SHEET MXR LO 4 VDD LNA GND RF IN GND 5 6 7 8 3V Cellular TDMA/AMPS LNA/mixer Receiver IC Features §Pin compatible with TQ9222 (dual-band TDMA receiver) §Single 3V operation §Low-current operation §50 Ω matched inputs §QSOP-16 plastic package 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 ...

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