Two-wire link protocol, ISO Contacted Smart Card SLE4442 Intelligent 256-Byte EEPROM

Intelligent 256-Byte EEPROM

Features
* 256 x 8-bit EEPROM organization
* Byte-wise addressing
* Irreversible byte-wise write protection of lowest 32 addresses (Byte 0 ... 31)
* 32 x1-bit organization of protection memory
* Two-wire link protocol
* End of processing indicated at data output
* Answer-to-Reset acc. to ISO standard 7816-3
* Programming time 2.5 ms per byte for both erasing and writing
* Minimum of 104 write/erase cycles1)
* Data retention for minimum of ten years1)
* Contact configuration and seria* interface in accordance with ISO standard 7816 (synchronous transmission)