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TCA9545A - Low Voltage 4-channel I2C and SMbus Switch

Texas Instruments

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Datasheet Details

Part number	TCA9545A
Manufacturer	Texas Instruments
File Size	0.98 MB
Description	Low Voltage 4-channel I2C and SMbus Switch
Datasheet	TCA9545A-etcTI.pdf

TCA9545A Product details

Description

The TCA9545A is a quad bidirectional translating switch controlled via the I2C bus. 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.
Active-low reset input.
Two address terminals, allowing up to four 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, and.

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Published: Dec 22, 2020 |