SmartElex TXB0104 Logic Level Converter – Single Supply

The SmartElex TXB0104 Logic Level Converter – Single Supply is a compact module designed to safely shift voltage levels between different digital systems. This logic level converter allows smooth communication between devices operating at 1.8V, 3.3V, and 5V without risking signal damage or instability. It is ideal for students, hobbyists, engineers, educators, and startups who need a hassle-free way to connect sensors, modules, and microcontrollers with mismatched voltage standards in projects ranging from simple prototypes to more advanced electronics systems.

With support for bidirectional data flow, this module functions as a reliable 3.3V to 5V level shifter and general-purpose 4-bit bidirectional voltage level translator, making it a great fit for robotics, IoT networks, home automation, and embedded development. It integrates smoothly with platforms like Arduino, Raspberry Pi, ESP32, and other microcontroller boards, offering an easy way to ensure signal compatibility during development or deployment. Whether you’re experimenting in a lab or building final hardware, this board helps maintain safe and consistent communication across your circuit.

Features:

• Shifts logic signals safely between 1.8V, 3.3V, and 5V systems
• TXB0104 IC enables 4-bit bidirectional level translation
• Supports both input and output direction automatically
• Ideal for I2C, SPI, UART, GPIO, and general digital interfaces
• Works with Arduino, Raspberry Pi, ESP32, and similar controllers
• Compact module for easy use in prototyping and embedded projects