TCA9546A Datasheet - Texas Instruments

TCA9546A Low Voltage 4-Channel I2C and SMBus Switch

The TCA9546A is a quad bidirectional translating switch controlled via the I2C bus. The SCL/SDA upstream pair fans out to four downstream pairs, or channels. Any individual SCn/SDn channel or combination of channels can be selected, determined by the contents of the programmable control register. An.

TCA9546A Features

* 1 1-of-4 Bidirectional translating switches

* I2C Bus and SMBus compatible

* Active-low reset input

* Three address pins, allowing up to eight TCA9546A devices on the I2C bus

* Channel selection via I2C Bus, in any combination

* Power-up with all swit

TCA9546A Datasheet (1.08 MB)