Feature

USB-IF Certified （Test ID = 30000001, 30000004）
Compliant with the USB 2.0 specification
Supports up to 4 downstream USB ports
Integrated "Transaction Translator" with support for the new "split transaction" protocol
Designed for both bus-powered ａnd self-powered uses
Automatically detects the upstream port speed. Supports both high-Speed ａnd full-Speed hubs.
Number of ports ａnd power management are configurable via external pins. No need for an external serial ROM.
Integrated overcurrent protection
Supports LED port status indicators
Lead （Pb） free, 48-pin TQFP package （7 x 7 mm, 0.5 mm pitch）
Lead （Pb） free, 40-pin QFN package （6 x 6 mm, 0.5 mm pitch）
WHQL certified for Windows XP ａnd Windows 2000 （Submission ID = 1025324）
Driver support under Microsoft® Windows® Driver Support