Fully compliant with Universal Serial Bus Specification Revision 2.0 (USB 2.0);
Upstream facing port supports High-
Speed (480MHz) and Full-Speed
4 downstream facing ports support
High-Speed (480MHz), Full-Speed
(12MHz), and Low-Speed (1.5MHz)
Integrated USB 2.0 Transceivers; Integrated upstream 1.5KΩ pull-up, downstream 15KΩ pull-down, and rial
Integrated 5V to 3.3V and 1.8V regulator. Integrated Power-On-Ret circuit; Integrated 12MHz Oscillator with feedback resister, and crystal load capacitance; Integrated 12MHz-to-480MHz Pha Lock
Single Transaction Translator (STT) –One TT for all downstream ports;
Powered switching to Bus-Powered;
⏹Ganged Power Control and Global Over-
Current Detection support;
⏹EEPROM configured options –
□Vendor ID, Product ID, & Device
Relea Number; and
□Number of Downstream Ports;
⏹Comprehensive Port Indicators support:
□Downstream Port Enabled indicator LED (x4, Green);
□Hub Active/Suspend indicator LED.
