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PCA9544

Part Number	PCA9544
Manufacturer	NXP
Description	4-channel I2C multiplexer and interrupt controller
Published	Mar 22, 2005
Detailed Description	INTEGRATED CIRCUITS PCA9544 4-channel I2C multiplexer and interrupt controller Product specification Supersedes data of...
Datasheet	PCA9544 PDF File

Overview

INTEGRATED CIRCUITS PCA9544 4-channel I2C multiplexer and interrupt controller Product specification Supersedes data of 1999 Apr 01 1999 Oct 07 Philips Semiconductors Philips Semiconductors Product specification 4-channel I2C multiplexer and interrupt controller PCA9544 FEATURES • 1-of-4 bi-directional translating multiplexer • Channel selection via I2C bus • Operating supply voltage 2.
5 to 3.
6 V • Operating temperature range 0°C to 70°C • Power-up with all multiplexer channels deselected • 3 address pins, allowing up to 8 devices on the I2C bus • Low on resistance DESCRIPTION The PCA9544 is a 1-of-4 bi-directional translating multiplexer, controlled via the I2C bus.
The SCL/SDA upst...

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