Overview: RTL8251C-GR RTL8251CL-GR
INTEGRATED 10/100/1000 GIGABIT ETHERNET TRANSCEIVER
DATASHEET
(CONFIDENTIAL: Development Partners Only)
Rev. 1.2 05 August 2010 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 RTL8251C & RTL8251CL Datasheet COPYRIGHT
©2010 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 software engineer’s reference and provides detailed programming information. 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 2008/09/10 1.1 2009/08/11 1.2 2010/08/05 Summary First release. Revised section 8 Switching Regulator, page 34. Revised section 8.1 PCB Layout, page 34. Revised section 10.5.2 RGMII Timing Modes, page 45. Removed CLK125 feature. Integrated 10/100/1000 Gigabit Ethernet Transceiver ii Track ID: JATR-2265-11 Rev. 1.2 RTL8251C & RTL8251CL Datasheet Table of Contents 1.
