Stereo Audio Codec With Enhanced System Power Management

The AS3518 is a low power stereo Audio CODEC and is designed for Portable Digital Audio Applications. It allows playback and recording in CD quality. It has a variety of Audio inputs and outputs to directly connect electret Microphones 16W/32W headsets and auxiliary signal sources via a 10-channel mixer. It consumes less than 20mW in playback mode. Further the device offers advanced power management functions. All necessary ICs and peripherals in a Digital Audio Player are supplied by the AS3518. The different regulated supply voltages are programmable via the serial control Interface AS3518 also contains a Li-Io Battery Charger The single supply voltage may vary from 1.0V to 5.5V.
By ams AG