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.
0V
ORDERING INFORMATION
Device S1A0429A01-S0B0 Package 16−SOP−225 Operating Temperature −10°C − + 70°C
1
S1A0429A01
FM 1 CHIP RADIO
BLOCK DIAGRAM
MPX 16
FILTER 15
MPX OUTP...