AUDIO CODEC. ALC888S-VD Datasheet

ALC888S-VD CODEC. Datasheet pdf. Equivalent

ALC888S-VD Datasheet
Recommendation ALC888S-VD Datasheet
Part ALC888S-VD
Description 7.1+2 CHANNEL HD AUDIO CODEC
Feature ALC888S-VD; ALC888S-VD (PN: ALC888S-VD2-GR) 7.1+2 CHANNEL HD AUDIO CODEC WITH TWO INDEPENDENT SPDIF OUTPUTS DATA.
Manufacture Realtek Microelectronics
Datasheet
Download ALC888S-VD Datasheet




Realtek Microelectronics ALC888S-VD
ALC888S-VD
(PN: ALC888S-VD2-GR)
7.1+2 CHANNEL HD AUDIO CODEC
WITH TWO INDEPENDENT SPDIF OUTPUTS
DATASHEET
Rev. 1.2
31 May 2011
Track ID: JATR-2265-11
Realtek Semiconductor Corp.
No. 2, Innovation Road II, Hsinchu Science Park, Hsinchu 300, Taiwan
Tel.: +886-3-578-0211. Fax: +886-3-577-6047
www.realtek.com



Realtek Microelectronics ALC888S-VD
ALC888S-VD
Datasheet
COPYRIGHT
©2011 Realtek Semiconductor Corp. All rights reserved. No part of this document may be reproduced,
transmitted, transcribed, stored in a retrieval system, or translated into any language in any form or by any
means without the written permission of Realtek Semiconductor Corp.
DISCLAIMER
Realtek provides this document “as is”, without warranty of any kind. Realtek may make improvements
and/or changes in this document or in the product described in this document at any time. This document
could include technical inaccuracies or typographical errors.
TRADEMARKS
Realtek is a trademark of Realtek Semiconductor Corporation. Other names mentioned in this document
are trademarks/registered trademarks of their respective owners.
USING THIS DOCUMENT
This document is intended for the hardware and software engineer’s general information on the Realtek
ALC888S-VD IC.
Though every effort has been made to ensure that this document is current and accurate, more information
may have become available subsequent to the production of this guide.
REVISION HISTORY
Revision
Release Date
1.0 2011/03/18
1.1 2011/03/31
1.2 2011/05/31
Summary
First release.
Corrected minor typing errors.
Revised Jack Detection pins from two to three
Revised Table 87, page 76 (Dynamic Range with –60dB Signal parameters).
7.1+2 Channel HD Audio Codec with Two Independent
SPDIF Outputs
ii
Track ID: JATR-2265-11 Rev. 1.2



Realtek Microelectronics ALC888S-VD
ALC888S-VD
Datasheet
Table of Contents
1. GENERAL DESCRIPTION ..............................................................................................................................................1
2. FEATURES .........................................................................................................................................................................2
2.1. HARDWARE FEATURES ................................................................................................................................................2
2.2. SOFTWARE FEATURES..................................................................................................................................................3
3. SYSTEM APPLICATIONS...............................................................................................................................................4
4. BLOCK DIAGRAM ...........................................................................................................................................................5
4.1. ANALOG INPUT/OUTPUT UNIT .....................................................................................................................................6
5. PIN ASSIGNMENTS .........................................................................................................................................................7
5.1. PACKAGE AND VERSION IDENTIFICATION ....................................................................................................................7
6. PIN DESCRIPTIONS.........................................................................................................................................................8
6.1. PIN DESCRIPTION TABLE..............................................................................................................................................8
6.2. PIN DIFFERENCES: ALC888S-VD VS. ALC888S-VC ................................................................................................10
7. HIGH DEFINITION AUDIO LINK PROTOCOL .......................................................................................................11
7.1. LINK SIGNALS............................................................................................................................................................11
7.1.1. Link Signal Definitions .........................................................................................................................................12
7.1.2. Signaling Topology...............................................................................................................................................13
7.2. FRAME COMPOSITION ................................................................................................................................................14
7.2.1. Outbound Frame – Single SDO............................................................................................................................14
7.2.2. Outbound Frame – Multiple SDOs.......................................................................................................................15
7.2.3. Inbound Frame – Single SDI ................................................................................................................................16
7.2.4. Inbound Frame – Multiple SDIs...........................................................................................................................17
7.2.5. Variable Sample Rates .........................................................................................................................................17
7.3. RESET AND INITIALIZATION .......................................................................................................................................20
7.3.1. Link Reset .............................................................................................................................................................20
7.3.2. Codec Reset ..........................................................................................................................................................21
7.3.3. Codec Initialization Sequence ..............................................................................................................................22
7.4. VERB AND RESPONSE FORMAT ..................................................................................................................................22
7.4.1. Command Verb Format........................................................................................................................................22
7.4.2. Response Format..................................................................................................................................................25
7.5. POWER MANAGEMENT...............................................................................................................................................25
7.5.1. System Power State Definitions............................................................................................................................25
7.5.2. Power Controls in NID 01h..................................................................................................................................26
7.5.3. Powered Down Conditions...................................................................................................................................26
8. SUPPORTED VERBS AND PARAMETERS................................................................................................................27
8.1. VERB – GET PARAMETERS (VERB ID=F00H).............................................................................................................27
8.1.1. Parameter – Vendor ID (Verb ID=F00h, Parameter ID=00h)............................................................................27
8.1.2. Parameter – Revision ID (Verb ID=F00h, Parameter ID=02h)..........................................................................27
8.1.3. Parameter – Subordinate Node Count (Verb ID=F00h, Parameter ID=04h) .....................................................28
8.1.4. Parameter – Function Group Type (Verb ID=F00h, Parameter ID=05h) ..........................................................28
8.1.5. Parameter – Audio Function Capabilities (Verb ID=F00h, Parameter ID=08h) ...............................................29
8.1.6. Parameter – Audio Widget Capabilities (Verb ID=F00h, Parameter ID=09h) ..................................................29
8.1.7. Parameter – Supported PCM Size, Rates (Verb ID=F00h, Parameter ID=0Ah) ................................................30
8.1.8. Parameter – Supported Stream Formats (Verb ID=F00h, Parameter ID=0Bh) .................................................31
7.1+2 Channel HD Audio Codec with Two Independent
SPDIF Outputs
iii
Track ID: JATR-2265-11 Rev. 1.2







@ 2014 :: Datasheetspdf.com :: Semiconductors datasheet search & download site (Privacy Policy & Contact)