CS8420 Datasheet PDF - Cirrus Logic

General Description
The CS8420 is a stereo digital audio sample rate converter (SRC) with AES3-type and serial digital audio inputs, AES3-type and serialdigital audio outputs, and includes comprehensive control ability via a 4-wire microcontroller port. Channel status and user data can be assembled in block-sized buffers, making read/modify/write cycles easy.

FEATUREs
Complete IEC60958, AES3, S/PDIF, EIAJ CP1201-compatible Transceiver with Asynchronous Sample Rate Converter
Flexible 3-wire Serial Digital I/O Ports
8-kHz to 108-kHz Sample Rate Range
1:3 and 3:1 Maximum Input to Output Sample Rate Ratio
128 dB Dynamic Range
-117 dB THD+N at 1 kHz
Excellent Performance at Almost a 1:1 Ratio
Excellent Clock Jitter Rejection
24-bit I/O Words
Pin and Microcontroller Read/Write Access to Channel Status and User Data
Microcontroller and Stand-Alone Modes