Overview
The TUSB7320IRKMR, produced by Texas Instruments, is a USB 3.0-compliant xHCI (eXtensible Host Controller Interface) host controller. This component is designed to support up to two downstream USB ports, making it suitable for various high-speed USB applications. The TUSB7320 interfaces with the host system through a PCIe x1 Gen 2 interface, providing support for SuperSpeed, high-speed, full-speed, and low-speed connections on the downstream USB ports. It is available in a 100-pin WQFN-MR package with an exposed thermal pad, enhancing thermal management and reliability.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Number of Downstream Ports | 2 | - |
| Interface | PCIe x1 Gen 2 | - |
| Supply Voltage (VDD33) | 3.0 - 3.6 | V |
| Supply Voltage (VDDA_3P3) | 3.0 - 3.6 | V |
| Supply Voltage (VDD11) | 1.045 - 1.21 | V |
| Operating Temperature Range | -40 to 85 | °C |
| Package Type | 100-WQFN Dual Rows, Exposed Pad | - |
Key Features
- USB 3.0-compliant xHCI host controller
- Supports up to two downstream USB ports, each independently configurable
- PCIe x1 Gen 2 interface for high-speed data transfer
- Adjustments for transmit swing, de-emphasis, and equalization settings on each downstream port
- Independent power control and overcurrent detection for each port
- No external flash required for default configuration; optional serial EEPROM for custom configuration
- Internal spread spectrum generation and low-cost crystal or oscillator support
- Best-in-class adaptive receiver equalizer design
Applications
- Rack servers, microservers, and tower servers
- High-performance computing systems
- Storage area networks (SAN) and host bus adapter (HBA) cards
- Desktop PCs and motherboards
Q & A
- What is the TUSB7320IRKMR?
The TUSB7320IRKMR is a USB 3.0-compliant xHCI host controller produced by Texas Instruments, supporting up to two downstream USB ports.
- What interface does the TUSB7320IRKMR use?
The TUSB7320IRKMR interfaces with the host system through a PCIe x1 Gen 2 interface.
- How many downstream USB ports does the TUSB7320IRKMR support?
The TUSB7320IRKMR supports up to two downstream USB ports.
- What are the supply voltage ranges for the TUSB7320IRKMR?
The supply voltage ranges are 3.0-3.6 V for VDD33 and VDDA_3P3, and 1.045-1.21 V for VDD11.
- What is the operating temperature range of the TUSB7320IRKMR?
The operating temperature range is -40 to 85°C.
- Does the TUSB7320IRKMR require external flash for configuration?
No, the TUSB7320IRKMR does not require external flash for default configuration, but it supports an optional serial EEPROM for custom configuration.
- What are some key applications of the TUSB7320IRKMR?
Key applications include rack servers, microservers, tower servers, high-performance computing systems, storage area networks (SAN), host bus adapter (HBA) cards, and desktop PCs.
- What package type is the TUSB7320IRKMR available in?
The TUSB7320IRKMR is available in a 100-WQFN Dual Rows package with an exposed thermal pad.
- Does the TUSB7320IRKMR support independent power control for each USB port?
- What is the significance of the adaptive receiver equalizer design in the TUSB7320IRKMR?
The adaptive receiver equalizer design in the TUSB7320IRKMR is best-in-class, ensuring optimal signal quality and reliability in high-speed USB connections.
