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TCA9543A - Low Voltage 2-Channel I2C Bus Switch

Texas Instruments

The TCA9543A by Texas Instruments is a Low Voltage 2-Channel I2C Bus Switch. Below is the official datasheet preview.

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TCA9543A Low Voltage 2-Channel I2C Bus Switch by Texas Instruments - Datasheet Preview — Official preview page of the TCA9543A Low Voltage 2-Channel I2C Bus Switch datasheet (Texas Instruments).

Datasheet Details

Part number	TCA9543A
Manufacturer	Texas Instruments
File Size	1.07 MB
Description	Low Voltage 2-Channel I2C Bus Switch
Datasheet	TCA9543A-etcTI.pdf
Additional preview pages of the TCA9543A datasheet.

TCA9543A Product details

Description

The TCA9543A is a dual bidirectional translating switch controlled by the I2C bus. INT0), one for each of the downstream pairs, are provided.

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.
Channel selection via I2C bus, in any combination.
Power-up with all switch channels deselected.
Low RON switches.
Allows voltage-level translation between 1.8-V, 2.5-V, 3.3-V, an.

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Published: Dec 22, 2020 |