YSS944 Datasheet, PDF (9/34 Pages) YAMAHA CORPORATION – ADAMB Advanced Digital Audio Multi channel decode processor

YSS944/943/940
„ Function Description
Functions of the YSS944/943/940 are follows.
(1) Main Decoder Functions
• Dolby Digital decoding
- Firmware AC3 decoder is included.
- Supports Annex D.
- Supports sampling frequencies of 32 kHz, 44.1 kHz, and 48 kHz.
- 5.1-channel decoding.
• DTS decoding
- Firmware DTS decoder is included.
- Supports DTS-ES Discrete 6.1 decoding. (Sampling frequencies of 44.1 kHz and 48 kHz.)
- Supports DTS 96/24 decoding. (Output sampling frequencies of 88.2 kHz and 96 kHz.)
[Note]
- The YSS943 does not support DTS-ES Discrete 6.1 decoding.
- The YSS940 does not support any DTS decoding.
• AAC decoding
- Firmware AAC decoder is included.
- Complies with ARIB digital broadcast standard.
- Supports ADTS.
- Supports LC profile.
- Supported sampling frequencies are 32 kHz, 44.1 kHz, and 48 kHz.
- 5.1-channel decoding
• PCM 2-channel input playback
- Firmware PCM2 player is included.
- Supported sampling frequencies are 32 kHz, 44.1 kHz, 48 kHz, 64 kHz, 88.2 kHz, 96 kHz, 128 kHz,
176.4 kHz, and 192 kHz.
- Supports 24-bit word length.
- De-emphasis function.
- Input DC cutoff function.
- 1/2 down sampling function.
• PCM 6-/7-/8-channel input playback
- Firmware PCM8 player is included.
- Supported sampling frequencies are 32 kHz, 44.1 kHz, 48 kHz, 64 kHz, 88.2 kHz, 96 kHz, 128 kHz,
176.4 kHz, and 192 kHz.
- Supports 24-bit word length.
- De-emphasis function.
- Input DC cutoff function.
- Audio data input channel control function.
(2) Post Decoder Functions
The following post-decoder function can be applied to the results of main decoder described above.
• Dolby Pro Logic IIx decoding
- Firmware PL2 decoder is included.
- Expands to up to 7 channels from 2 channels of L and R.
- Expands to up to 4 channel from 2 channels of LS and RS (supports Dolby Digital EX with the
combination of Dolby Digital decoding function)
- Supported sampling frequencies are 32 kHz, 44.1 kHz, 48 kHz, 64 kHz, 88.2 kHz, 96 kHz, 176.4 kHz,
and 192 kHz.
• DTS Neo:6 decoding
- Firmware Neo:6 decoder is included.
- Expands to up to 6 channels from 2 channels of L and R.
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