TMUXHS4212RKSR Texas Instruments 2-CHANNEL 16-GBPS 2:1/1:2 DIFFER

The TMUXHS4212RKSR from Texas Instruments is a high-speed differential signal switching device with the following key features and specifications:


  • Manufacturer: Texas Instruments
  • Model: TMUXHS4212RKSR
  • Type: 2-Channel Differential Signal Switch
  • Switch Type: 2:1 or 1:2 Switch Configuration
  • DataSheet TMUXHS4212RKSR PDF

Key Features:

  1. High-Speed: The TMUXHS4212RKSR is designed to handle high-speed signals up to 16 Gbps, making it suitable for applications requiring fast signal switching.

  2. Differential Signal: This switch is specifically designed for differential signal applications, where data is transmitted using two complementary signals.

  3. 2-Channel Configuration: The device supports a 2:1 or 1:2 switch configuration, allowing you to select between two input channels and one output channel, or vice versa.

Main Specifications and Uses:

  • Data Switching: The device is typically used for routing high-speed differential signals between two channels in electronic systems.

  • Signal Integrity: Differential signaling offers improved signal integrity by reducing noise susceptibility, making it ideal for applications where data accuracy is essential.

  • High Bandwidth: With a capability of handling signals up to 16 Gbps, this switch is suitable for applications requiring high-speed data processing.


  • Data Communication Systems: Used in high-speed data communication systems such as data centers, telecommunications equipment, and networking devices.

  • Digital Video Transmission: Useful for applications involving digital video transmission, where maintaining signal integrity is crucial.

  • Test and Measurement Equipment: Employed in test and measurement instruments that require fast and reliable signal routing capabilities.

Working Principle:

The TMUXHS4212RKSR operates by selectively connecting one of the two differential signal channels to the common output channel based on the control signal provided. This allows for dynamic switching between the input channels or routing a single input to one of the two output channels, depending on the configuration.

In summary, the Texas Instruments TMUXHS4212RKSR is a high-speed 2-channel differential signal switch designed for applications requiring high data rates and reliable signal routing capabilities in a variety of electronic systems.

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