2-port SuperSpeed USB xHCI PCIe Card Reference Design


Description & Features

Technical Documents

Support & Training

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The TUSB7320EVM board is a free-standing reference design for a two-port PCIe-based SuperSpeed USB (USB 3.0) Extensible Host Controller (xHCI). It is used to evaluate system compatibility. A Microsoft WHQL certified xHCI compliant driver stack is provided as well. The TUSB7320 is fully backwards compatible to USB 2.0 supporting USB peripherals and hubs that support all data transfer speeds: USB 2.0 Low-speed (1.5Mbps), USB 2.0 Full-speed (12 Mbps), USB 2.0 High-speed (480 Mbps) as well as SuperSpeed USB (5 Gbps). A SuperSpeed peripheral is required to evaluate SuperSpeed data transfer.


xHCI compliant driver stack

  • Support for all USB data transfer rates
    • Full/low speed support
    • High speed support
    • SuperSpeed support
  • Robust device class support
  • UASP support for mass storage devices
  • Available for Windows XP, Windows Vista, and Windows 7
    • Both 32-bit and 64-bit
  • Linux support available from open Source Community

Compatibility Issues

For more information on Universal Serial Bus and certification, logo, and testing requirements, see www.usb.org

Technical Documents
User guides (1)
Title Abstract Type Size (KB) Date Views
PDF 561 15 May 2014 13

Software (1)

TI Devices (4)

Part Number Name Product Family
TPD2EUSB30  2-Channel ESD Solution for SuperSpeed USB 3.0 Interface  Circuit protection 
TPS2560  Dual Channel Precision Adjustable Current-Limited Power Switches   Power management 
TPS74401  Single-Output LDO, 3A, Adj (0.8V to 3.3V), Fast Transient Response, Programmable Soft Start  Power management 
TUSB7320  SuperSpeed USB 3.0 2–Port xHCI Host Controller  USB 

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