SLLU149E June 2011 – February 2016 TUSB7320 , TUSB7340
The TUSB73x0 is an xHCI SuperSpeed USB host controller that interfaces to the PC host system via a PCIe x1 Gen 2 or PCIe Gen 1 interface, providing SuperSpeed, High-speed, Full-speed, or Low-speed connections on the downstream USB ports. The TUSB7340 supports up to four downstream ports, and the TUSB7320 supports up to two downstream ports.