CS6420
Full-Duplex Speakerphone Chip
Features
l Single-chip full-duplex hands-free operation l Automatic gain control l Optional 34 dB microphone preamplifier l Integrated mute and volume control l Integrated 80 dB IDR dual codec l Speech-trained Network and Acoustic Echo
Cancellers
l Powerdown mode l Microcontroller Interface
General Description
Most mod...
