TXB0104PWR: Overview, Features, and Applications


The TXB0104PWR is a specific part number for a voltage level translator integrated circuit (IC) manufactured by Texas Instruments. Let's explore its overview, features, and common applications:



The TXB0104PWR is a bidirectional voltage level translator IC designed to facilitate the translation of logic signals between different voltage domains. It provides bi-directional conversion of digital signals, allowing seamless interfacing between devices operating at different logic voltage levels.



  1. Bidirectional Voltage Translation: The TXB0104PWR supports bidirectional data transfer, enabling 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, allowing communication between devices operating at different logic voltage levels (such as 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. High-Speed Operation: The TXB0104PWR is capable of high-speed data transmission, enabling efficient communication between devices.

  5. Low Power Consumption: It has low power consumption, making it suitable for battery-powered and power-sensitive applications.

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



The TXB0104PWR 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 employed in various communication interfaces, such as I2C, SPI, UART, and GPIO, allowing devices operating at different voltage levels to communicate with each other.

  5. Embedded Systems: The IC is widely used in embedded systems where different voltage domains exist, enabling seamless data transfer and communication within the system.

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


It's important to consult the manufacturer's datasheet and application notes for specific electrical specifications, recommended operating conditions, and guidelines related to the TXB0104PWR IC to ensure accurate and reliable voltage level translation in different applications.