PCA9501
8-bit I2C-bus and SMBus I/O port with interrupt, 2-kbit EEPROM and 6 address pins
Rev. 04 — 10 February 2009
Product data sheet
1. General description
The PCA9501 is an 8-bit I/O expander with an on-board 2-kbit EEPROM.
The I/O expandable eight quasi-bidirectional data pins can be independently assigned as inputs or outputs to monitor board level...
