PCA9539
NXP Semiconductors
16-bit I2C and SMBus low power I/O port
INTEGRATED CIRCUITS
PCA9539 16-bit I2C and SMBus, low power I/O port with interrupt and reset
Product data sheet Supersedes data of 2004 Aug 27 2004 Sep 30
Philips Semiconductors
Philips Semiconductors
Product data sheet
16-bit I2C an