VHPCA9555

Features

Operating power supply voltage range of 2.3V to 5.5 V
5 V tolerant I/Os
I2C to Parallel Port Expander
Polarity Inversion register
Active LOW interrupt output
Compatible With Most Microcontrollers
Address by Three Hardware Address Pins for
Use of up to Eight Devices
Latched Outputs With High-Current Drive
Capability for Directly Driving LEDs
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, and 1000 V CDM
Latch-up testing exceeds 100 mA


Applications

GPIO expansion for I2C-bus applications
Servers
Routers (Telecom Switching Equipment)
Personal Computers
Personal Electronics
Products with GPIO-Limited Processors