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DesignWare ARC Audio Dolby Digital 5.1 Decoder

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The DesignWare® ARC™ Audio Dolby Digital® 5.1 Decoder for the DesignWare ARC AS211SFX and AS221BD audio processors enables SoC designers to provide playback of up to 5.1 (multi-) channel digital surround audio in their designs. Dolby Digital includes up to five full-range audio channels (left, center, right, left surround, right surround), plus a supplemental Low-Frequency-Effects (LFE) channel (indicated by the '.1' in 5.1). Dolby Digital is one of the mandatory decoders for Blu-ray Disc™. Applications include digital TV, set top boxes, media players, home theater systems and Blu-ray Disc.

DesignWare ARC Audio Dolby Digital 5.1 Decoder Datasheet
 

  • Support of Dolby Digital (AC-3) streams (ATSC A/52B and ETSI TS 102 366 standards without Annex E)
  • Support of AC-3 karaoke mode (Annex C of ATSC A/52B and ETSI TS 102 366 standards)
  • Support of alternate bitstream (Annex D of ATSC A/52)
  • Outputs up to 5.1 channels of PCM
  • Base sampling rates of 32/44.1/48 kHz
  • Allowed bitrates of up to 640 kbps
  • Dialogue normalization
  • Dynamic range compression
  • Down-mixing of multi-channel audio
  • Re-matrixing (in stereo mode)
  • Error detection and concealment
  • Robust against memory latency