DESCRIPTION

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 3V to 7V

• Reference voltage of 100mVRMS= 0dB

• One dedicated summing op amp per channel and two extra uncommitted op amps

• 600Ω drive capability

• Single or split supply operation

• Wide input/output swing capability

• 3000V ESD protection

APPLICATIONS

• Portable communications

• Cellular radio

• Cordless telephone

• Consumer audio