DESCRIPTION

The TDA7340G I2C bus controlled audio signal processor contains all signal processing blocks of a high performance car radio, including audio processor, stereodecoder, noise blanker, pause detector and different mute functions.

AUDIOPROCESSOR:

■ MUTE, SOFT MUTE AND ZERO CROSSING MUTE

■ ONE DIFFERENTIAL, TWO STEREO AND TWO MONO INPUTS

■ DIFFERENTIAL PHONE INPUT

■ VOLUME, BASS, TREBLE AND LOUDNESS CONTROL

■ FOUR SPEAKER ATTENUATORS WITH IN DEPENDENT ATTENUATION CONTROL

STEREODECODER:

■ ROLL-OFF ADJUSTMENT

■ ADJUSTMENT FREE INTEGRATED 456KHz VCO

■ HIGH CUT CONTROL

■ STEREO BLEND

NOISE BLANKER:

■ INTEGRATED HIGH-PASS FILTER

■ NOISE RECTIFIER OUTPUT FOR QUALITY DETECTION

■ PROGRAMMABLE TRIGGER THRESHOLD

■ DEVIATION AND FIELD STRENGTH DEPENDENT TRIGGER ADJUSTMENT

PAUSE DETECTOR:

■ PROGRAMMABLE THRESHOLD