Datasheet

PC
SS USB Device
Or
HS/FS/LS USB
Device
SS USB Device
Or
HS/FS/LS USB
Device
SS USB Device
Or
HS/FS/LS USB
Device
SS USB Device
Or
HS/FS/LS USB
Device
TUSB7340
PCIe Gen2
To
USB 3.0
Host Controller
TUSB7320, TUSB7340
SLLSE76E–MARCH 2011– REVISED JULY 2011 www.ti.com
2 OVERVIEW
2.1 Description
The TUSB7320 supports up to two downstream ports. The TUSB7340 is a USB 3.0 xHCI compliant 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.
Table 2-1. Package Information
PART NO. DOWNSTREAM PORTS PACKAGE
TUSB7320 2 100-pin RKM
TUSB7340 4 100-pin RKM
The TUSB73x0 interfaces to the host system via a PCIe x1 Gen 2 interface and provides SuperSpeed,
high-speed, full-speed, or low-speed connections on the downstream USB ports.
A typical system view of the TUSB73x0 is shown below.
Figure 2-1. Typical Application
14 OVERVIEW Copyright © 2011, Texas Instruments Incorporated
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Product Folder Link(s): TUSB7320 TUSB7340