TV Sound Processor

TA1343N is a sound processor controlled by I2C bus. It incorporates the following: 2-channel input, 3-channel output signal processing circuit, phase shift circuit for surround, and LPF for woofer channel. ALS (Automatic Level Suppresser) circuit which prevents distort the signal in large signal condition for woofer channel is also incorporated

Features
Sound processing circuit
2 ch inputs (Lch, Rch)
3 ch outputs (Lch, Rch, Wch)
Input matrix switch
Volume control
Bass, treble, and balance adjustment
Woofer level and surround effect level adjustment
ALS (automatic level suppresser) circuit
Built-in LPF for bass boost
S
urround circuit

Phase shift surround system
2 modes stereo surround
Pseudo stereo mode