TXS0104EPWR: Overview, Features, and Applications

The TXS0104EPWR is a specific part number for a bidirectional voltage level translator IC manufactured by Texas Instruments. Let's explore its overview, features, and common applications:



The TXS0104EPWR is a bidirectional voltage level translator IC designed to facilitate the translation of logic signals between different voltage domains. It provides a simple and efficient solution for interfacing devices operating at different logic voltage levels.


  1. Bidirectional Voltage Translation: The TXS0104EPWR supports bidirectional data transfer, allowing the translation of signals between two voltage domains in both directions.

  2. Wide Voltage Level Compatibility: The IC supports voltage level translation between different voltage domains, enabling seamless communication between devices operating at different logic voltage levels (such as 1.2V, 1.8V, 2.5V, 3.3V, and 5V).

  3. Auto Direction Sensing: It incorporates automatic direction sensing, eliminating the need for separate control signals to determine the data flow direction.

  4. Low Power Consumption: The IC is designed to operate with low power consumption, making it suitable for battery-powered and power-sensitive applications.

  5. Latch-Up Performance: It has excellent latch-up performance, ensuring robust operation in challenging electrical environments.

  6. Small Package: The IC is available in a compact surface-mount package, allowing for easy integration into circuit designs.



The TXS0104EPWR and similar voltage level translator ICs find applications in various scenarios where interfacing between different voltage domains is required. Some common applications include:

  1. Mixed-Voltage Systems: The IC enables communication and data transfer between devices or subsystems operating at different logic voltage levels within the same system.

  2. Microcontrollers and Peripherals: It facilitates interfacing between microcontrollers and peripheral devices that operate at different voltage levels, such as sensors, displays, memory chips, and communication modules.

  3. Mixed-Logic Systems: The IC allows for the translation of logic signals between devices or subsystems with different voltage requirements, enabling compatibility and communication in mixed-logic environments.

  4. Communication Interfaces: It can be used in various communication interfaces, such as I2C, SPI, UART, and GPIO, allowing devices operating at different voltage levels to communicate with each other.

  5. Level Shifting: It can also be utilized for general-purpose level shifting applications where logic signals need to be translated between different voltage levels.

  6. Bidirectional Signal Conversion: The IC is suitable for bidirectional signal conversion applications, where data flows in both directions between voltage domains.


Please note that the selection and usage of the TXS0104EPWR or any similar IC should be done in accordance with the manufacturer's datasheet and application notes. This ensures proper understanding of electrical specifications, recommended operating conditions, and guidelines for achieving optimal voltage level translation performance in different applications.

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