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ALC888S-VD Datasheet(PDF) 34 Page - Realtek Semiconductor Corp.

Part No. ALC888S-VD
Description  7.12 CHANNEL HD AUDIO CODEC WITH TWO INDEPENDENT SPDIF OUTPUTS
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Maker  REALTEK [Realtek Semiconductor Corp.]
Homepage  https://www.realtek.com/en/
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 34 page
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ALC888S-VD
Datasheet
7.1+2 Channel HD Audio Codec with Two Independent
SPDIF Outputs
26
Track ID: JATR-2265-11
Rev. 1.2
7.5.2.
Power Controls in NID 01h
Table 15. Power Controls in NID 01h
Item
Description
D0
D1
D2
D3
Link Reset
HD LINK State
Normal
Normal
Normal
Normal
PD
Front DAC (NID-02h)
Normal
PD
PD
PD
PD
Surr DAC (NID-03h)
Normal
PD
PD
PD
PD
Cen/Lfe DAC (NID-04h)
Normal
PD
PD
PD
PD
Side DAC (NID-05h)
Normal
PD
PD
PD
PD
Fout DAC (NID-25h)
Normal
PD
PD
PD
PD
LINE ADC (NID-08h)
Normal
PD
PD
PD
PD
MIX ADC (NID-09h)
Normal
PD
PD
PD
PD
All Headphone Drivers
Normal
Normal
PD
PD
PD
All Mixers
Normal
Normal
PD
PD
PD
All Reference
Normal
Normal
Normal
Normal
Normal
Audio Function
(NID=01h)
Jack Detection with
Unsolicited Response
Normal
Normal
PD
Normal
Normal2
Note 1: PD=Powered Down.
Note 2: Jack detection with unsolicited response is issued when a Link Reset occurs in D3 state.
7.5.3.
Powered Down Conditions
Table 16. Powered Down Conditions
Condition
Description
LINK Response Powered Down
Internal Clock is Stopped.
SDATA-IN and SPDIF-OUT are floated with internally pulled low 47K resistors.
SPDIF-IN is also floated. Detection of ‘Link Reset Entry’ and ‘Link Reset Exit’
sequences is supported. All states are maintained if DVDD is supplied.
FRONT DAC Powered Down
Analog Block and Digital Filter are Powered Down.
SURR DAC Powered Down
Analog Block and Digital Filter are Powered Down.
CEN/LFE DAC Powered Down
Analog Block and Digital Filter are Powered Down.
SIDESURR DAC Powered Down
Analog Block and Digital Filter are Powered Down.
FOUT DAC Powered Down
Analog Block and Digital Filter are Powered Down.
LINE ADC Powered Down
Analog Block and Digital Filter are Powered Down.
Data on SDATA-IN is quiet.
MIX ADC Powered Down
Analog Block and Digital Filter are Powered Down.
Data on SDATA-IN is quiet.
Headphone Driver Powered Down
All Headphone Drivers are Powered Down.
Mixers Powered Down
All Internal Mixer Widgets are Powered Down.
The DC reference and VREFOUTx at individual pin complexes are still alive.
Reference Power Down
All Internal References, DC Reference, and VREFOUTx at Individual Pin
Complexes are Off.




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