TCA9543A Datasheet (Texas Instruments) - Low Voltage 2-Channel I2C Bus Switch

TCA9543A, Low Voltage 2-Channel I2C Bus Switch

The TCA9543A is a dual bidirectional translating switch controlled by the I2C bus.

The SCL/SDA upstream pair fans out to two downstream pairs, or channels.

Either individual SCn/SDn channel or both channels can be selected, determined by the contents of the programmable control register.

Two interru

TCA9543A Features

* 1 1-of-2 Bidirectional Translating Switches

* I2C Bus and SMBus Compatible

* Two active-low interrupt inputs

* Active-low interrupt output

* Active-low reset input

* Two address pins allowing up to four TCA9543A devices on the I2C bus

* Channe