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FM 1 CHIP RADIO
S1A0429A01
INTRODUCTION
The S1A0429A01 is a monolithic integrated circuit designed for Portable FM radios. It consists of an RF input stage, mixer, IF, mute control and loop (earphone drive) Amp. It is suitable for a pocket-size radio.
16−SOP−225
FUNCTIONS
• RF input stage • Mixer • Mute control • Local OSC • IF Amp • Earphone drive amp
FEATURES
• • • • • Minimum number of external parts required Single trimmer tuning No FM det coil FLL IF detect system (76kHz) Operating voltage: VCC = 1.8V − 6.