Product Overview: TUSB2077APTR by Texas Instruments

The TUSB2077APTR is a leading-edge USB hub controller integrated circuit from Texas Instruments (TI), designed to extend the capabilities of a single USB port on a host computer or other devices. This high-performance product is compliant with the Universal Serial Bus Specification Revision 2.0 and offers a seamless interface for connecting multiple USB devices.

Key Features

• Seven Downstream Ports: The TUSB2077APTR features seven downstream ports, which significantly expand the number of USB devices that can be connected to a host system simultaneously.
• High-Speed Data Transfer: With support for high-speed (480 Mbps), full-speed (12 Mbps), and low-speed (1.5 Mbps) data transfer rates, this hub controller is versatile and can handle a wide range of USB devices.
• Integrated PHY: The device includes a Physical Layer Transceiver (PHY) for each of its downstream ports, ensuring reliable communication and signal integrity.
• Overcurrent Protection: Each port of the TUSB2077APTR comes with individual overcurrent protection, enhancing the safety and reliability of connected devices.
• Power Management: The hub controller supports both bus-powered and self-powered modes, providing flexibility in different usage scenarios.

Applications

The TUSB2077APTR is suitable for a wide range of applications, including but not limited to:

• Desktop and laptop computers
• Docking stations
• Monitors with USB hub capabilities
• Peripheral sharing devices
• USB port expansion for embedded systems

Package and Availability

The TUSB2077APTR comes in a compact 32-pin TQFP (Thin Quad Flat Package) that allows for efficient use of PCB space. It is available in tape and reel packaging, facilitating easy integration into manufacturing lines for mass production.

Conclusion

With its robust design, multiple port capabilities, and compliance with USB 2.0 specifications, the TUSB2077APTR from Texas Instruments stands out as a reliable solution for USB connectivity expansion. Its advanced features ensure that it meets the needs of both consumer and industrial applications that require multiple, high-speed USB connections.