SN75DP159RSBR

Overview

The SN75DP159RSBR is a dual-channel retimer manufactured by Texas Instruments, designed to convert DisplayPort++ 1.1 signals to HDMI 2.0. It supports data rates up to 6 Gb/s and operates within a supply voltage range of 1 V to 3.6 V, utilizing 1.1 V and 3.3 V power rails. The device features an I2C interface with a maximum clock frequency of 400 kHz and a propagation delay of 360 ns. It is housed in a 40-WQFN package (5x5 mm) suitable for surface mount installation. The component functions as a signal buffer and repeater, ensuring signal integrity across the conversion path.

Feature Summary

• Performs protocol conversion from DisplayPort++ 1.1 to HDMI 2.0 standards
• Provides signal retiming capabilities for high-speed digital video transmission
• Integrates two independent channels for simultaneous signal processing
• Supports configuration and control via standard I2C communication interface

Applications

• DisplayPort to HDMI adapter circuits
• Video signal extension systems requiring protocol translation
• Consumer electronics with mixed display interface requirements
• Industrial equipment needing reliable video signal retiming

Procurement Notes

Verify the specific suffix RSBR against official Texas Instruments documentation to confirm the exact package type and tape-and-reel specifications. Ensure compatibility with the target system's voltage levels and I2C bus requirements before integration. Cross-reference the manufacturer part number with authorized distributors to validate authenticity and current production status.

Selection Notes

Select this component when a design requires converting DisplayPort++ 1.1 sources to HDMI 2.0 displays with signal regeneration. Consider the WQFN-40 package constraints for PCB layout and thermal management. Evaluate the 6 Gbps bandwidth capability against the specific video resolution and refresh rate needs of the application to ensure adequate performance margins.

Part Context

This device belongs to the DP159 family of retimers from Texas Instruments, specialized for video interface applications. It addresses the need for signal integrity maintenance in high-speed digital video links. The product line supports various packaging options to accommodate different board space and thermal requirements while maintaining consistent electrical performance characteristics.

Replacement Considerations

The SN65DP159RSBR serves as a verified alternative within the same functional category. Verify temperature range and pinout compatibility before substitution. Check datasheet revisions for any changes in electrical characteristics or recommended operating conditions.