Overview
The LA7953 Audio Controller is a single-chip, liner IC featuring a built-in expansion circuit. The device also features a 4-input 1-output audio switch, an acoustic mute, a LINE-OUT output, and audio control functions for volume, balance, bass and treble on-chip. Excellent audio reproduction can be obtained using the right channel expansion circuit. The LA7953 operates on a single 12V power supply and is available in 30-pin plastic DIPs.

Features
• On-chip audio controller and audio switch facilitate design.
• Audio controller for volume, balance, bass and treble.
• 4-input/1-output audio switch.
• On-chip expansion circuit ensures excellent sound reproduction.
• LINE-OUT output.
• Acoustic mute.