INTRODUCTION

The S1A0426C01 is a monolithic integrated circuit designed for radio-cassette tape recorders, clock radios and headphone radios.

FEATURES

• Built-in AM/FM Switching Circuit

• Wide operating supply voltage: VCC = 2V - 8.5V

• Low current consumption (VCC = 3V)

   — FM: ICCQ = 7.0mA (Typ)

   — AM: ICCQ = 3.5mA (Typ)

• High Power Audio Amplifier: 0.5W (typ) at VCC = 6V, RL = 8, THD = 10%

FUNCTIONS

• AM/FM RF AMP

• Local OSC

• AM AGC Control

• FM AFC Control

• Audio Power AMP

• Tuning Indicator

• DC Volume

• AM/FM IF AMP

• FM Quadrature DET

• AM DET