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ST18-AU1 - SIX-CHANNEL DOLBY AC3/MPEG2 AUDIO DECODER

General Description

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12 HOST INTERFACE

Key Features

  • s 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.

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ST18-AU1 SIX-CHANNEL DOLBY AC3/MPEG2 AUDIO DECODER PRELIMINARY DATA FEATURES s 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 s s s Interrupt controller DMA controller Emulation unit and TAP s s up to 448 Kbits/s for AC-3 decoder up to 912 Kbits/s for MPEG-1 or MPEG-2 audio decoder Clocks and timers D950 DSP core I2C Host interface 24K Data memory 16K Program memory s Supports up to 8 channel DVD linear PCM input at max rate of 6.