ASAHI KASEI [AK4103A]
MS0251-E-00 2003/07
- 1 -





GENERAL DESCRIPTION
The AK4103A is a digital audio transmitter (DIT) which supports data rate up to 192kHz sample rate
operation. The AK4103A supports AES3, IEC60958, S/PDIF & EIAJ CP1201 interface standards. The
AK4103A accepts audio data, auxiliary information data and etc, which is then biphase-encoded and
driven on to a cable. The audio serial port supports eight formats.

FEATURES
o Sampling Rate up to 192kHz

o Support AES3, IEC60958, S/PDIF & EIAJ CP1201 professional and consumer formats

o Generates CRCC codes and parity bits

o On-chip RS422 line driver

o 16-byte on-chip buffer memory for Channel Status and User bits

o Supports synchronous/asynchronous access to Channel Status and User bits

o Supports multiple clock frequencies: 128fs, 256fs, 384fs and 512fs

o Supports Left/Right justified and I2S audio formats

o Easy to use 4 wire, Serial Host Interface

o Audio Routing Mode (Transparent Mode)

o Power supply: 4.75 to 5.25V

o TTL level I/F

o Small Package: 24pin VSOP

o Temperature range of - 40 to 85 °C
192kHz 24-Bit DIT
AK4103A