PCA8581C
Overview
Operating supply voltage: - 4.5 to 5.5 V (PCA8581) - 2.5 to 6.0 V (PCA8581C) Integrated voltage multiplier and timer for writing (no external components required) Automatic erase before write Low standby current; maximum 10 µA 8-byte page write mode Serial input/output bus (I2C-bus) Address by 3 hardware address pins Automatic word address incrementing Designed for minimum 10000 write cycles per byte 10 years minimum non-volatile data retention Infinite number of read cycles Pin and address compatibility to PCF8570C and PCF8582 Operating ambient temperature: -25 to +85 °C. 3 QUICK REFERENCE DATA SYMBOL VDD PARAMETER supply voltage PCA8581 PCA8581C IDD Tamb Tstg supply current (standby) operating ambient temperature storage temperature T.
