PCA9538 - 8-bit I2C and SMBus low power I/O port

Product Overview

NXP

PCA9538 8-bit I2C and SMBus low power I/O port by NXP - Datasheet Preview — Datasheet preview – PCA9538

Datasheet Details

Part number	PCA9538
Manufacturer	NXP
File Size	292.39 KB
Description	8-bit I2C and SMBus low power I/O port
Datasheet	PCA9538 Datasheet
Additional preview pages of the PCA9538 datasheet.

Product details

Description

The PCA9538 is a 16-pin CMOS device that provide 8 bits of General Purpose parallel Input/Output (GPIO) expansion with interrupt and reset for I2C/SMBus applications and was developed to enhance the Philips family of I2C I/O expanders.

Features

8-bit I2C GPIO with interrupt and reset.
Operating power supply voltage range of 2.3 V to 5.5 V.
5 V tolerant I/Os.
Polarity inversion register.
Active LOW interrupt output.
Active LOW reset input.
Low stand-by current.
Noise filter on SCL/SDA inputs.
No glitch on power-up.
Internal power-on reset.
8 I/O pins which default to 8 inputs.
0 kHz to 400 kHz clock frequency.
ESD prote.

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Other Datasheets by NXP

PCA9531 - 8-bit I2C LED dimmer
PCA9532 - 16-bit I2C LED dimmer
PCA9533 - 4-bit I2C LED dimmer
PCA9534 - 8-bit I2C and SMBus/ low power I/O port
PCA9535 - 16-bit SMBus
PCA9535C - 16-bit SMBus

Published: Mar 22, 2005 |