INTRODUCTION
The S1A0427B01 is a monolithic integrated circuit designed for portable AM/FM radios or AM/FM clock radios.
FUNCTIONS
•  AM RF & MIX
•  AM AGC
•  AM/FM DET
•  Regulator
•  AM Local OSC
•  AM/FM IF AMP
•  Audio Power AMP
•  FM AFC Control

FEATURE
• Portable AM/FM 1-chip radio
• Wide operating supply voltage range: VCC = 3V -12V (Approximately ) (Depending on the internal regulator tolerance)
• Recommended operating suply voltage: VCC= 4.5V -9V