PTN3501 - Maintenance and control device
PTN3501 Features
* I2C to parallel port expander
* Internal 256x8 E2PROM
* Self timed write cycle (5 ms typ.)
* 16 byte page write operation
* Controlled pull-up on address lines
* Low voltage VCC range of +2.5 V to +3.6 V
* 5 V
* tolerant I/Os
