SLE4442 feature: 1) ISO 7816 Compliant pad locations 2) 256 Bytes
of protected EEPROM memory. 3) 4 bytes organization of protection
memory 4) Answer to reset according to ISO standard 7816-3 5)
Minimum of 10000 write/erase cycles 6) Data retention > 10 years
7) The first 32 Bytes can be protected irreversibly 8) By means of
a three digit PIN the memory can be protected against alternation
of the data. The information contained in the chip (except the PIN)
can always be read. SLE4428 feature: 1024 x 8 bit EEPROM organizati