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TCA9544A - Low Voltage 4-Channel I2C and SMBus Multiplexer

Texas Instruments

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Datasheet Details

Part number	TCA9544A
Manufacturer	Texas Instruments ↗
File Size	0.97 MB
Description	Low Voltage 4-Channel I2C and SMBus Multiplexer
Datasheet	TCA9544A-etcTI.pdf

TCA9544A Product details

Description

The TCA9544A is a 4-channel, bidirectional translating I2C Muliplexer. INT0), one for each of the downstream pairs, are provided.

Features

1 1-of-4 Bidirectional Translating Switches.
I2C Bus and SMBus Compatible.
Four Active-Low Interrupt Inputs.
Active-Low Interrupt Output.
Three Address Pins, Allowing up to Eight TCA9544A Devices on the I2C Bus.
Channel Selection Via I2C Bus.
Power-Up With All Switch Channels Deselected.
Low RON Switches.
Allows Voltage-Level Translation Between 1.8-V, 2.5-V, 3.3-V, and 5-V Buses.
No Glitch on Power-Up.

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Published: Dec 22, 2020 |