PCA9555 - 16-bit I2C-bus and SMBus I/O port

Product Overview

NXP

PCA9555 16-bit I2C-bus and SMBus I/O port by NXP - Datasheet Preview — Datasheet preview – PCA9555

Datasheet Details

Part number	PCA9555
Manufacturer	NXP
File Size	263.27 KB
Description	16-bit I2C-bus and SMBus I/O port
Datasheet	PCA9555 Datasheet
Additional preview pages of the PCA9555 datasheet.

Product details

Description

The PCA9555 is a 24-pin CMOS device that provides 16 bits of General Purpose parallel Input/Output (GPIO) expansion for I2C-bus/SMBus applications and was developed to enhance the NXP Semiconductors family of I2C-bus I/O expanders.

Features

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.
Low standby current.
Noise filter on SCL/SDA inputs.
No glitch on power-up.
Internal power-on reset.
16 I/O pins which default to 16 inputs.
0 Hz to 400 kHz clock frequency.
ESD protection exceeds 2000 V HBM per JESD22-A114, 200 V MM per JESD22-A115, and 1000 V CDM per JESD22-C101 NXP Semiconductors PCA9555.

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Other Datasheets by NXP

PCA9555A - Low-voltage 16-bit I2C-bus I/O port
PCA9550 - 2-bit I2C LED driver
PCA9551 - 8-bit I2C LED driver
PCA9552 - 16-bit I2C LED driver
PCA9553 - 4-bit I2C LED driver
PCA9554A - 8-bit I2C and SMBus I/O port

Published: Mar 22, 2005 |