Overview

The TDA 4390-2X is a single-chip audio sound system. The circuit can be partitioned into two functional blocks.

Features

1. Stereo sound processing

• Four stereo AF inputs

• Input/Output interface for external equalizer

• Max. gain switchable between 0 dB and 6 dB

• Bass and treble control

• Four independent attenuators for volume balance and fader control

2. Control part

• I2C Bus interface compatible for standard and fast mode

• Control of sound processing