PCA9554 - 8-bit I2C and SMBus I/O Port

Name: PCA9554
SKU: PCA9554-1460121

ON Semiconductor

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Datasheet Details

Part number	PCA9554
Manufacturer	ON Semiconductor
File Size	160.07 KB
Description	8-bit I2C and SMBus I/O Port
Datasheet	PCA9554-ONSemiconductor.pdf

PCA9554 Product details

Description

The PCA9554 is a CMOS device that provides 8 bit parallel input/output port expansion for I2C and SMBus compatible applications. compatible serial interface.

Features

an active low interrupt output which indicates to the system master that an input state has changed. The device’s extended addressing capability allows up to 8 devices to share the same bus. Features.
400 kHz I2C Bus Compatible (Note 1).
2.3 V to 5.5 V Operation.
Low Standby Current.
5 V Tolerant I/Os.
8 I/O Pins that Default to Inputs at Power.
up.
High Drive Capability.
Individual I/O Configuration.
Polarity Inversi.

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Published: Dec 6, 2020 |