Adafruit PCA9546 4-Channel I2C Multiplexer - TCA9546A Compatible

Adafruit Industries, LLC

OSHWA UID

Certification Date

February 24, 2023

Country

United States of America

Finally, a way to get up to 4 same-address I2C devices hooked up to one microcontroller - this multiplexer acts as a gatekeeper, shuttling the commands to the selected set of I2C pins with your command. This multiplexer uses a 4-pin Sparkfun Qwiic-compatible connector called STEMMA QT, which allows it to communicate over I2C without soldering. Click the link labeled 'Project Website' to find out more.

Version

Rev A

Licenses

Hardware

Other

Software

MIT

Documentation

CC BY-SA

View Documentation

Certification mark

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Project Type

Electronics

Keywords

Adafruit PCA9546 4-Channel I2C Multiplexer - TCA9546A Compatible, CircuitPython