TDA7433D

基本功能音频处理器 BASIC FUNCTION AUDIO PROCESSOR

DESCRIPTION

The TDA7433 is a volume, tone bass and treble balance Left/Right processor for quality audio applications in car radio and Hi-Fi systems. Control is accomplished by serial bus microprocessor interface.

The AC signal setting is obtained by resistor networks and switches combined with operational amplifiers.

■ TWO STEREO AND ONE MONO INPUTS CONTROLLED

■ MUTE FUNCTION SOFTWARE AND HARDWARE

■ VOLUME CONTROL IN 1dB STEP

■ FOUR SPEAKER ATTENUATORS:

   – Independentattenuationcontrol

   – Independentmute function

■ ALL FUNCTIONS PROGRAMMABLE VIA I2CBUS