ST18-AU1

Single chip multi-function audio decoder able to decompress DOLBY AC-3, MPEG-1 and MPEG-2 audio streams.
Maximum 5.1 channel DOLBY AC-3 decoding to 2 channel mixed down output with DOLBY surround compatible or karaoke capable option.
 Variable bit rate MPEG-1 layer II audio decoding, and MPEG-2 multi-channel audio decoding for karaoke capable application.
 Input data rates
up to 448 Kbits/s for AC-3 decoder
 up to 912 Kbits/s for MPEG-1 or MPEG-2 audio decoder
 Supports up to 8 channel DVD linear PCM input at max rate of 6.144 Mbits/s down-mixing and/ or sub-sampling to 2 to 6 channels.
 Accepts MPEG-1 or DVD/MPEG-2 PES input packets.
 Programmable D950 core
 System time clock provides A/V synchronization and PTS packet extraction.
 Automatic error concealment on CRC or synchronization error.
 6 channel PCM audio output at 16/18/20/24 bit. Sampling rate of 32/44.1/48/96 kHz.
 Two on-chip PLLs providing full circuit operation with only one external 27 MHz clock.
 I²C interface for host control
Multi-format i²S serial data input port and decoded audio PCM output port.
 IEC-958 (S/PDIF) formatter and transmitter for DOLBY AC-3, MPEG audio bit stream, or audio PCM.
 Dedicated hardware for emulation and test, IEEE 1149.1 (JTAG).
 3.3V power supply, I/O's 5V tolerant, 0.35mM HCMOS6 technology.
 160 pin PQFP package

 Digital video disc (DVD) player
 Digital TV (DBS/DVB) receiver
PC multimedia
 Consumer digital audio

The following tables detail the ST18-AU1 pin set. There is one table for each group of pins. The tables detail the pin name, type and a short description of the pin function.

Signal names have a bar above if they are active low, otherwise they are active high.