PCA9671
Remote 16-bit I/O expander for Fm+ I2C-bus with reset
Rev. 3 — 29 September 2011
Product data sheet
1. General description
The PCA9671 provides general purpose remote I/O expansion for most microcontroller families via the two-line bidirectional bus (I2C-bus) and is a part of the Fast-mode Plus (Fm+) family.
The PCA9671 is a drop in upgrade for t...