The SA575 is a precision dual gain control circuit designed for low voltage applications. The SA575’s channel 1 is an expandor, while channel 2 can be configured either for expandor, compressor, or automatic level controller (ALC) application.

Features

•Operating Voltage Range from 3.0 V to 7.0 V

•Reference Voltage of 100 mVRMS= 0 dB

•One Dedicated Summing Op Amp Per Channel and Two Extra Uncommitted Op Amps

•600 Drive Capability

•Single or Split Supply Operation

•Wide Input/Output Swing Capability

•Pb−Free Packages are Available

Applications

•Portable Communications

•Cellular Radio

•Cordless Telephone

•Consumer Audio

•Portable Broadcast Mixers

•Wireless Microphones

•Modems

•Electric Organs

•Hearing Aids