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PCA9539R, PCA9539 - 16-bit I2C and SMBus low power I/O port

The PCA9539R by NXP is a 16-bit I2C and SMBus low power I/O port. Below is the official datasheet preview.

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Official preview page of the PCA9539R 16-bit I2C and SMBus low power I/O port datasheet (NXP).

Datasheet Details

Part number PCA9539R, PCA9539
Manufacturer NXP
File Size 509.00 KB
Description 16-bit I2C and SMBus low power I/O port
Datasheet download datasheet PCA9539_PhilipsSemiconductors.pdf
Note This datasheet PDF includes multiple part numbers: PCA9539R, PCA9539.
Please refer to the document for exact specifications by model.
Additional preview pages of the PCA9539R datasheet.

PCA9539R Product details

Description

The PCA9539; PCA9539R is a 24-pin CMOS device that provides 16 bits of General Purpose parallel Input/Output (GPIO) expansion with interrupt and reset for I2C-bus/SMBus applications and was developed to enhance the NXP Semiconductors family of I2C-bus I/O expanders.

Features

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