alc861 Realtek Semiconductor Corporation, alc861 Datasheet - Page 2

• Manufacturer Part Number: alc861
• Description: 7.1 Channel High Definition Audio Codec
• Manufacturer: Realtek Semiconductor Corporation

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
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technical inaccuracies or typographical errors.
TRADEMARKS
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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
ALC861 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
7.1 Channel High Definition Audio Codec
Revision
1.0
1.1
1.2
1.3
Release Date
2005/07/05
2005/08/24
2005/08/25
2005/11/07
First release.
Summary
Update Table 29, page 28.
Update section 9.3 Analog Performance, page 56, and Table 61, page 56.
Update section 12 Ordering Information, page 59.
Correct JDREF resistor value to 4.99K. See Table 3, page 6.
Correct error in section 2.1 Hardware Features, page 2 (input and output
re-tasking).
Correct error in Table 3, page 6.
Correct error in Table 61, page 56 (VREFOUTx Output Voltage).
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Track ID: JATR-1076-21
Datasheet
ALC861
Rev. 1.3