TUSB7340 SuperSpeed USB 3.0 4–port xHCI host controller | TI.com

TUSB7340
This product continues to be in production to support existing customers.
SuperSpeed USB 3.0 4–port xHCI host controller

 

Not recommended for new designs (NRND)

TI does not recommend using this part in a new design. This product continues to be in production to support existing customers.

Description

The TUSB7320 supports up to two downstream ports. The TUSB7340 is a USB 3.0-compliant xHCI host controller that supports up to four downstream ports. Both parts are available in a pin-compatible 100-pin RKM package. For the remainder of this document, the name TUSB73x0 is used to reference both the TUSB7320 and the TUSB7340.

The TUSB73x0 interfaces to the host system through a PCIe x1 Gen 2 interface and provides SuperSpeed, high-speed, full-speed, or low-speed connections on the downstream USB ports.

Features

  • USB 3.0-Compliant xHCI Host Controller
    • PCIe x1 Gen2 Interface
    • Four Downstream Ports
  • Two or Four Downstream Ports
  • Each Downstream Port
    • May Be Independently Enabled or Disabled
    • Has Adjustments for Transmit Swing, De-
      Emphasis, and Equalization Settings
    • May Be Marked as Removable or
      Nonremovable
    • Has Independent Power Control and
      Overcurrent Detection
  • Requires No External Flash for Default
    Configuration
    • Optional Serial EEPROM for Custom Configuration
  • Internal Spread Spectrum Generation
    • Low-Cost Crystal or Oscillator Support
  • Best-In-Class Adaptive Receiver Equalizer Design