UPD720113 Datasheet, PDF (1/32 Pages) NEC – USB 2.0 HUB CONTROLLER

DATA SHEET
MOS INTEGRATED CIRCUIT
µPD720113
USB 2.0 HUB CONTROLLER
The µPD720113 is a USB 2.0 hub device that complies with the Universal Serial Bus (USB) Specification Revision
2.0 and works up to 480 Mbps. USB 2.0 compliant transceivers are integrated for upstream and all downstream ports.
The µPD720113 works backward compatible either when any one of the downstream ports is connected to a USB 1.1
compliant device, or when the upstream port is connected to a USB 1.1 compliant host.
Detailed function descriptions are provided in the following user’s manual. Be sure to read the manual before designing.
µPD720113 User’s Manual: S16619E
FEATURES
• Compliant with Universal Serial Bus Specification Revision 2.0 (Data Rate 1.5/12/480 Mbps)
• Certified by USB implementers forum and granted the USB 2.0 high-speed Logo
• High-speed or full-speed packet protocol sequencer for Endpoint 0/1
• 7 (Max.) downstream facing ports
• All downstream facing ports can handle high-speed (480 Mbps), full-speed (12 Mbps), and low-speed (1.5
Mbps) transaction.
• Supports split transaction to handle full-speed and low-speed transaction on downstream facing ports when
Hub controller is working in high-speed mode.
• One Transaction Translator per Hub and supports four non-periodic buffers
• Support self-powered mode
• Supports Over-current detection and Individual or ganged power control
• Supports configurable vendor ID, product ID, string descriptors and others with external Serial ROM
• Supports “non-removable” attribution on individual port
• Uses 30 MHz X’tal, or clock input
• 2.5 V and 3.3 V power supplies
The information in this document is subject to change without notice. Before using this document, please
confirm that this is the latest version.
Not all products and/or types are available in every country. Please check with an NEC Electronics
sales representative for availability and additional information.
Document No. S16618EJ3V0DS00 (3rd edition)
Date Published March 2005 NS CP (N)
Printed in Japan
The mark shows major revised points.
2003