8000HZ

Abstract: COD0421X
Contextual Info: COD0421X 0.18µ µ m VOICE BAND SIGNAL INTERFACE GENERAL DESCRIPTION This IP core has been developing for AFE Analog-front-end function of voice signal processing with 14bit 8KHz voice codec. The core consists of 14bit linear monolithic PCM CODEC/transmit and receive band-pass filters utilizing the sigmadelta A/D and D/A conversion architecture.

Contextual Info: REV 2.1 2002/04/23 Voice Signal Interface Codec GENERAL DESCRIPTION cod0421x FEATURES • Analog 2.8Volt Operation • Linear 14bit Codec • 3 Mic Inputs 2 Differential and 1 Single • 3 Analog Outputs 32ohm Driver (2 Differential and 1 Single) • Mic Volume 0dB ~ 22.5dB & 20dB Gain On/Off