Datasheet

SPECIFICATIONS
Standards
• USB Specification Version 2.0
• USB Specification Version 1.1
• USB Specification Version 1.0
• OHCI (Open Host Controller
Interface)
• EHCI (Enhanced Host Controller
Interface)
Compatible Operating
Systems
USB 2.0 Speed
• Mac OS X with USB 2.0 Support
• Microsoft Windows XP, ME, 2000,
98 with USB 2.0 Support
USB 1.x Speed
• Mac OS 8.6 or above with USB 1.x
Support and USB Card Support 1.4.1
• Microsoft Windows XP, Me, 2000,
98 with USB 1.x Support
Supplied Current
Self-Powered Mode: 500mA per port
Ports
• One upstream USB Type “B”
receptacle
• Four downstream USB Type “A”
receptacles
Size
99.6 mm x 59.5 mm x 25.7 mm
Wiring Topology
Tiered Star
Connectivity
Up to 127 devices by cascading
multiple hubs
Diagnostic LED's
• Self Powered (Red on self-power)
• Port Status (Green, one per port)
Operating Temperature
0°C to 40°C
Storage Temperature
0 to 95%, non-condensing
Humidity
5% to 95%, non-condensing
Power Requirements
Self Powered -12.6W, 2.1 A @ 5
VDC
Power supply
Output 5V 2.5A
Compliances
CE, FCC Class B, VCCI, UL
Warranty
1 Year
D-Link Systems, Inc. 53 Discovery Drive Irvine CA 92618 www.dlink.com
©Copyright D-Link Systems, Inc. 2002. All rights reserved. D-Link® is a registered trademark of D-Link Systems, Inc.
Other
trademarks or registered trademarks are the property of their respective manufacturers or owners. Price and
specifications
are subject to changes without notice. See inside package for warranty details.
* 24/7 Tech Support is available only in USA.
The DUB-H4 performes up to 40 times faster
than
USB 1.1 by utilizing the 480Mbps
1
throughput speed of Hi-Speed USB 2.0.
DUB-H4DUB-H4
DUB-H
4DUB-H4
DUB-H
4
1: Maximum transfer rate based on USB 2.0 specification.
Actual data throughput will vary.
1