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PCA9543A - 2-Channel I2C Bus Switch

Texas Instruments

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Datasheet Details

Part number	PCA9543A
Manufacturer	Texas Instruments ↗
File Size	1.02 MB
Description	2-Channel I2C Bus Switch
Datasheet	PCA9543A-etcTI.pdf

PCA9543A Product details

Description

The PCA9543A 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 PCA9543A 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: May 15, 2020 |