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Audio Codec. ALC850D Datasheet

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Audio Codec. ALC850D Datasheet






ALC850D Codec. Datasheet pdf. Equivalent




ALC850D Codec. Datasheet pdf. Equivalent





Part

ALC850D

Description

8-Channel Audio Codec



Feature


www.DataSheet4U.com ALC850(D) EIGHT CHA NNEL AC’97 2.3 AUDIO CODEC DATASHEET Rev. 1.3 11 March 2005 Track ID: JATR -1076-21 www.DataSheet4U.com ALC850(D ) Datasheet COPYRIGHT ©2005 Realtek S emiconductor Corp. All rights reserved. No part of this document may be reprod uced, transmitted, transcribed, stored in a retrieval system, or translated in to any language in an.
Manufacture

Realtek Microelectronics

Datasheet
Download ALC850D Datasheet


Realtek Microelectronics ALC850D

ALC850D; y form or by any means without the writt en permission of Realtek Semiconductor Corp. DISCLAIMER Realtek provides this document “as is”, without warranty of any kind, neither expressed nor imp lied, including, but not limited to, th e particular purpose. Realtek may make improvements and/or changes in this doc ument or in the product described in th is document at any tim.


Realtek Microelectronics ALC850D

e. This document could include technical inaccuracies or typographical errors. TRADEMARKS Realtek is a trademark of R ealtek Semiconductor Corporation. Other names mentioned in this document are t rademarks/registered trademarks of thei r respective owners. USING THIS DOCUME NT This document is intended for the ha rdware and software engineer’s genera l information on the.


Realtek Microelectronics ALC850D

Realtek ALC850 Audio codec chip. Though every effort has been made to ensure t hat this document is current and accura te, more information may have become av ailable subsequent to the production of this guide. In that event, please cont act your Realtek representative for add itional information that may help in th e development process. REVISION HISTOR Y Revision 0.40 1..

Part

ALC850D

Description

8-Channel Audio Codec



Feature


www.DataSheet4U.com ALC850(D) EIGHT CHA NNEL AC’97 2.3 AUDIO CODEC DATASHEET Rev. 1.3 11 March 2005 Track ID: JATR -1076-21 www.DataSheet4U.com ALC850(D ) Datasheet COPYRIGHT ©2005 Realtek S emiconductor Corp. All rights reserved. No part of this document may be reprod uced, transmitted, transcribed, stored in a retrieval system, or translated in to any language in an.
Manufacture

Realtek Microelectronics

Datasheet
Download ALC850D Datasheet




 ALC850D
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ALC850(D)
EIGHT CHANNEL AC’97 2.3 AUDIO CODEC
DATASHEET
Rev. 1.3
11 March 2005
Track ID: JATR-1076-21




 ALC850D
www.DataSheet4U.com
ALC850(D)
Datasheet
COPYRIGHT
©2005 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, neither expressed nor implied,
including, but not limited to, the particular purpose. 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
ALC850 Audio codec chip.
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. In that event, please contact your
Realtek representative for additional information that may help in the development process.
REVISION HISTORY
Revision
0.40
1.00
1.10
1.11
1.2
1.3
Release Date
2003/08/03
2003/11/6
2004/04/05
2004/09/19
2004/11/15
2005/03/11
Summary
Preliminary version.
Second preliminary version.
The LQFP-48 ‘e’ dimension is typical 0.0196inch.
Corrected typing error in S/PDIF output feature.
First official release.
Add lead (Pb)-free and version package identification information on page
4 and in Table 64, on page 48.
Eight Channel AC’97 2.3 Audio Codec
ii
Track ID: JATR-1076-21 Rev. 1.3




 ALC850D
www.DataSheet4U.com
Table of Contents
ALC850(D)
Datasheet
1. General Description .................................................................................................... 1
2. Features ........................................................................................................................ 2
3. System Applications .................................................................................................... 2
4. Analog Mixer Diagram ............................................................................................... 3
5. Pin Assignments........................................................................................................... 4
5.1. LEAD (PB)-FREE PACKAGE AND VERSION IDENTIFICATION .............................................................4
6. Pin Description ............................................................................................................ 5
6.1. DIGITAL I/O PINS .............................................................................................................................5
6.2. ANALOG I/O PINS.............................................................................................................................6
6.3. FILTER/REFERENCE PINS..................................................................................................................7
6.4. POWER/GROUND PINS ......................................................................................................................7
7. Register Descriptions .................................................................................................. 8
7.1. MIXER REGISTERS............................................................................................................................8
7.1.1. MX00 Reset.............................................................................................................................................................9
7.1.2. MX02 (Front) Master Volume.................................................................................................................................9
7.1.3. MX06 Mono-Out Volume ......................................................................................................................................10
7.1.4. MX0A PC BEEP Volume ......................................................................................................................................10
7.1.5. MX0C PHONE Volume......................................................................................................................................... 11
7.1.6. MX0E MIC Volume............................................................................................................................................... 11
7.1.7. MX10 LINE_IN Volume ........................................................................................................................................12
7.1.8. MX12 CD Volume .................................................................................................................................................12
7.1.9. MX16 AUX Input /Back-Surround Output Volume ...............................................................................................13
7.1.10. MX18 PCM_OUT Volume ....................................................................................................................................13
7.1.11. MX1A Record Select .............................................................................................................................................14
7.1.12. MX1C Record Gain ..............................................................................................................................................15
7.1.13. MX20 General Purpose Register..........................................................................................................................15
7.1.14. MX24 Audio Interrupt and Paging .......................................................................................................................16
7.1.15. MX26 Power Down Control/Status ......................................................................................................................17
7.1.16. MX28 Extended Audio ID.....................................................................................................................................18
7.1.17. MX2A Extended Audio Status and Control Register.............................................................................................18
Eight Channel AC’97 2.3 Audio Codec
iii
Track ID: JATR-1076-21 Rev. 1.3



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