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