Compliant with Universal Serial Bus Specification Revision 2.0
Compliant with Enhanced Host Controller Interface Specification Revision1.0
Compliant with Universal Host Controller Interface Specification Revision1.1
PCI multi-function device consists of two UHCI Host Controllers for full/low-speed signalling and one EHCI Host Controller core for high-speed signalling
4 downstream facing ports in the root hub with integrated physical layer transceivers shared by UHCI and EHCI Host Controllers
Supports PCI-Bus Power Management Interface Specification release 1.1
Legacy support for all downstream facing ports
4 DMA engines with pipelined control for USB data transfer bandwidth improvement
Dynamic clock stop control for power consumption reduction
