TUSB1105RGTRG4

Interface - Drivers, Receivers, Transceivers

The TUSB1105RGTRG4 is a quad Universal Serial Bus (USB) Redriver from Texas Instruments. It is a highly advanced USB 2.0 signaling solution that provides superior electrical and optical signal conditioning. The device can support both SuperSpeed (up to 10 Gbps) and high-speed applications for both upstream and downstream channels. The device has an integrated transmit pre-emphasis to improve system noise immunity and enable high-speed operation. It also includes active receiver equalization (EQ) to achieve higher signal-to-noise ratio (SNR) and reduce crosstalk.

The TUSB1105RGTRG4 offers a wide range of features to enable faster and more reliable USB communications, including low-voltage differential signaling (LVDS) technology, continuous equalization, vectored equalization, and advanced pre-emphasis to reduce crosstalk. It also features programmable equalizer and pre-emphasis, adjustable receiver hysteresis, and adjustable equalization bandwidth. The device supports up to 10.3Gbps operation and is capable of driving up to 200 meters of high-speed cable.

Application Fields

The TUSB1105RGTRG4 is ideal for high-speed USB applications, including virtual reality (VR), augmented reality (AR), hyperscale computing, automotive, industrial, and medical applications. In particular, it is used in applications requiring high-performance signal integrity such as docking applications, USB-C docks, laptops, servers, and storage devices.

In addition, the TUSB1105RGTRG4 is an ideal choice for automotive and industrial applications that require USB signal conditioning and enhanced system robustness and noise resilience. Its features such as programmable equalizer and pre-emphasis, adjustable receiver hysteresis, and adjustable equalization bandwidth facilitate optimal system performance and reliability in a variety of environments.

Working Principle

The TUSB1105RGTRG4 functions as a cable-transceiver wherein it handles signal conditioning, equalization, and pre-emphasis. It is responsible for controlling the signal flow between two devices that are connected via a USB cable. The device amplifies and equalizes the differential USB signal from the transmitter, and the active receiver equalization helps to improve the signal-to-noise ratio. It also reduces jitter on the data to ensure that the signal is transmitted accurately with minimal errors.

The device can support up to 10.3 Gbps of data transfer rate for SuperSpeed applications and deliver superior signal quality for long-distance transmissions. The integrated pre-emphasis feature helps to reduce signal degradation due to total system noise and significantly improve system robustness. The device is also capable of driving up to 200m of high-speed USB cable, making it well-suited for automotive and industrial applications.

In addition, the TUSB1105RGTRG4 features advanced signal conditioning and equalization techniques to achieve superior signal integrity. Its programmable equalizer and pre-emphasis help to optimize system performance, while adjustable receiver hysteresis and adjustable equalization bandwidth further help to reduce crosstalk. The device also features continuous equalization, vectored equalization, and low-voltage differential signaling (LVDS) technology to ensure successful signal transfers with minimal data errors.

Overall, the TUSB1105RGTRG4 is a highly advanced and feature-packed USB 2.0 redriver solution from Texas Instruments. Its advanced signal conditioning, equalization, and pre-emphasis features make it an ideal choice for a wide range of high-speed USB applications such as VR/AR, automotive, industrial, medical, and hyperscale computing applications.