TDA7309(1997) Datasheet PDF - STMicroelectronics

DESCRIPTION
The TDA7309 is a control processor with independent left and right volume control for quality audio applications. Selectable external loudness and soft mute functions are provided.
   
■ INPUT MULTIPLEXER:
    3 STEREO INPUTS
■ RECORD OUTPUT FUNCTION
■ LOUDNESS FUNCTION
■ VOLUME CONTROL IN 1dB STEPS
■ INDEPENDENT LEFT AND RIGHT VOLUME
    CONTROL
■ SOFT MUTE FUNCTION
■ ALL FUNCTIONS PROGRAMMABLE VIA SERIAL I2C BUS