PCA9672.pdf

I2C-bus to parallel port expander 1MHz I2C-bus interface (Fast-mode Plus I2C-bus) Operating supply voltage 2.3 V to 5.5 V with 5.5 V tolerant I/Os held to V DD with 100  A current source 8-bit remote I/O pins that default to inputs at power-up Latched outputs with 25 mA sink capability dire