Description
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 ponents 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 patibility to PCF8570C and PCF8582 - Operating ambient temperature: -25 to +85 °C. SYMBOL VDD PARAMETER supply voltage PCA8581 PCA8581C IDD Tamb Tstg supply current (standby) operating ambient temperature storage temperature The PCA8581 and PCA8581C are low power CMOS EEPROMs with standard and wide operating voltages: 4.5 to 5.5 V (PCA8581) 2.5 to 6.0 V (PCA8581C).
