Products / Host Cards / PCIe x1 / USB 3.2 Gen 1 (USB 3.0)


2-port USB 3.0 to PCI Express x1 Gen 3 Host Card

U3-PCIE1XG322|2-port USB 3.0 to PCI Express x1 Gen 3 Host Card
  • Host Bus: PCIe Gen 3 x1 ; Low Profile PCI Form Factor
    • Compliant with PCI Express Base Specification Revision 3.0
  • 2-port USB 3.2 Gen 1 Host Controller
    • Compliant with Universal Serial Bus 3.2 specification Revision 1.0
    • Compliant with Intel’s eXtensible Host Controller Interface (xHCI) specification Revision 1.1
  • The Vbus of each USB Port has a 2.0A Single Channel Current-Limited Power Switch for protection
    • 2.0A (70mΩ on-resistance) Single Channel Current-limited Power Switch
    • UL File Number E322375
  • Provides USB 3 Vision Standard cable port lock mechanism

U3-PCIE1XG322 is a 2-port USB 3.2 Gen 1 (5Gbps) to PCI Express Gen 3 x1 (8 GT/s) Host Card.
U3-PCIE1XG322 is designed with the new generation Universal Serial Bus XHCI host controller, bridging PCI Express to USB 3.2 Gen 1, compliant with USB 3.2 Specification Revision 1.0 and Intel eXtensible Hot Controller Interface specification revision 1.1.
U3-PCIE1XG322 supports two USB 3.2 Gen 1 (5Gbps) ports and perform trusting high speed bandwidth with PCIe x1 Gen 3 supporting. It also supports backward compatible with legacy USB function and devices, compliant with UASP (USB Attach SCSI Protocol) Revision 1.0, supporting the XHCI debug capability.

U3-PCIE1XG322 supports in box driver on Windows 8, Windows 8.1, and Windows 10 and support various Linux kernels
Technical Specifications
PCIe Host Bus
  • Support PCI Express Gen 3 x1 (8 GT/s)
  • Support high bandwidth performance with low latency
  • Support PCI Express Link power management
  • Compliant with PCI Express Base 3.0 Specification
  • Compliant with PCI Express Card Electromechanical 2.0 specification
  • Compliant with PCI Express Mini Card
  • Electromechanical 1.2 specification
  • Compliant with PCI Bus Power Management Interface Specification Revision 1.2
  • Compliant with PCI Local Bus Specification Revision 3.0
  • Integrate Spread Spectrum Controller for PCI Express interface
  • Overclock capability on PCI Express bus
USB Features
  • Support two ports of USB 3.2
  • Up to USB 3.2 Gen1 (5Gbps)
  • Compliant with Universal Serial Bus 3.2 Specification Revision 1.0
  • Compliant with Universal Serial Bus Specification Revision 2.0
  • Compliant with USB Attached SCSI Protocol Revision 1.0
  • Support USB 3.2 and USB 2.0 Link Power Management
  • Support Control, Bulk, Stream, Interrupt, Isochronous transfer type
  • Support independent port power control
  • Support overcurrent detection
  • Support Remote/Wakeup event
  • Integrate Spread Spectrum Controller for USB 3.2 interface
  • Backward compatible with Legacy USB function and device
  • Support the Debugport
Number of USB Ports
  • Two USB3 Cable Ports (A-type Receptacle, USB IF TID 360000006)
USB3 cable lock mechanism
  • Provides the threaded holes for the jack-screws of USB3 A Plug w/Jackscrew lock Cable

USB Bus Power Input

U3-PCIE1XG322-10: USB bus power is from PCIe 12V (Step-Down)

U3-PCIE1XG322-13: USB bus power may from the following source (A or B): 

  • A. From PCIe 12V (Step-Down)
  • B. From Power Connector (IDE 4-pin or SATA 15-pin)
Available Models

Without Power Connector

With Power Connectors

Computer Platform
  • Computer with PCI Express slot (x1, x4, x8, x16)
Operating System Requirements
  • Inbox driver for Windows 8 later
  • support various Linux kernels
Physical Dimensions
  • 64 mm(H)x80mm(L)
  • NW: g
Optional Accessories
  • Low Profile PCI Bracket
    • BR-00194-08-1020