The EJ168A is a PCIe Gen2 to Universal Serial Bus 3.0 host controller, which complies with PCIe Gen2 specification, USB3.0 specification and eXtensible Host Controller Interface (xHCI) 1.0.
The EJ168A has a PCIe Gen2 x1 lane for the PC host system and two USB3.0 downstream ports, which provide SuperSpeed, HighSpeed, FullSpeed and LowSpeed signals for USB 3.0 compliant peripherals and existing USB 2.0/1.1 peripheral devices.

Host Interface

• Compliant with the PCI Express Base Specification Revision 2.0
• Supports the PCI Bus Power Management Interface Specification Revision 1.2
• Supports the SPI/I2C type ROM/flash
• System clock uses either 25MHz crystal or external clock
• 3.3V for I/O power and 1.2V for core power

USB interface

• Compliant with eXtensible Host Controller Interface （xHCI） Specification revision 1.0
• Compliant with the Universal Serial Bus 3.0 specification Revision 1.0
  • Two downstream USB3.0 ports
  • Supports data rate:
    • LowSpeed （1.5 Mbps）
    • FullSpeed （12 Mbps）
    • HighSpeed （480 Mbps）
    • SuperSpeed （5 Gbps）
  • Supports USB data transfer types:
    • LControl
    • Bulk（stream）
    • Interrupt
    • Isochronous transfer

Package

• 100-TQFP （14mm x 14mm）