The TCA9548A 1 to 8 I2C Multiplexer Module is an electronic expansion board that allows a single I²C bus to communicate with up to eight separate I²C channels. Based on the TCA9548A multiplexer IC, it helps connect multiple I²C devices, including sensors, displays, and other peripherals, to a single microcontroller. Each channel can be selected independently, making it particularly useful when connecting multiple devices with the same I²C address.

The module is suitable for Arduino, ESP32, Raspberry Pi, and other compatible microcontroller platforms. It is ideal for sensor networks, robotics, automation, and electronics development projects.

Key Features

• 1-to-8 I²C channel expansion
• Based on the TCA9548A multiplexer IC
• Supports up to eight selectable I²C channels
• Helps connect multiple devices with identical I²C addresses
• Supports standard I²C communication
• Selectable channels through software control
• Compact PCB design for easy integration
• Compatible with Arduino, ESP32, and Raspberry Pi when voltage requirements are met

Applications

• Multiple I²C sensor interfacing
• Arduino and ESP32 projects
• Robotics and automation systems
• Multi-display I²C applications
• Environmental monitoring systems
• Sensor network development
• Electronics prototyping and testing
• DIY embedded systems