AU9462 Datasheet | Alcor

.. AU9462 USB Keyboard Hub Controller Technical Reference Manual Revision 1.1 © 2003 Alcor Micro Corp. All Rights Reserved Copyright Notice Copyright 1998 - 2003 Alcor Micro Corp. All Rights Reserved. Trademark Acknowledgements The pany and product names mentioned in this document may be the trademarks or registered trademarks of their manufacturers. Disclaimer Alcor Micro Corp. reserves the right to change this product without prior notice. Alcor Micro Corp. makes no warranty for the use of its products and bears no responsibility for any error that appear in this document. Specifications are subject to change without prior notice. Contact Information: Web site: http://.alcormicro./ Taiwan Alcor Micro Corp. 4F-1, No 200,Kang Chien Rd., Nei Hu, Taipei, Taiwan, R.O.C. Phone: 886-2-8751-1984 Fax: 886-2-2659-7723 Santa Clara Office 2901 Tasman Drive, Suite 206 Santa Clara, CA 95054 USA Phone: (408) 845-9300 Fax: (408) 845-9086 Los Angeles Office 9400 Seventh St., Bldg. A2 Rancho Cucamonga, CA 91730 USA Phone: (909)989-3060 Fax: (909) 944-0464 Table of Contents 1.0 Introduction-----------------------------------------------------------------------------------------1.1 Description--------------------------------------------------------------------------------------1.2 Features -----------------------------------------------------------------------------------------1 1 1 3 5 9 9 10 12 19 19 19 19 20 21 22 25 27 2.0 3.0 4.0 Application Block Diagram---------------------------------------------------------------------Pin Assignments-----------------------------------------------------------------------------------System Architecture and Reference Design---------------------------------------------4.1 AU9462 Block Diagram----------------------------------------------------------------------4.2 Sample Schematics----------------------------------------------------------------------------4.3 AU9462 Keyboard ERPOM Sample Value-----------------...