AU9254A21

AU9254 A21 USB Hub Controller Technical Reference Manual Revision 1.1 © 1997-2003 Alcor Micro Corp. All Rights Reserved Copyright Notice Copyright 1997 - 2003 Alcor Micro Corp. All Rights Reserved. Trademark Acknowledgements The company 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 notice. Alcor Micro Corp. makes no warranty for the use of its products and bears no responsibility for any errors that appear in this document. Specifications are subject to change without notice. Contact Information: Web site: http://www.alcormicro.com/ 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 San Clara Office 2901 Tasman Drive, Suite 206 Santa Clara, CA 95054 Phone: (408) 845-9300 Fax: (408) 845-9086 Los Angeles Office 9400 Seventh St., Bldg. A2 Rancho Cucamonga, CA 91730 Phone: (909) 989-3060 Fax: (909) 944-0464 Table of Contents 1.0 Introduction ...................................................................................................... 1 1.1. Description............................................................................................................. 1 1.2. Features ................................................................................................................. 1 2.0 Application Block Diagram .......................