SLE4442 Contact IC card

SLE4442 Contact IC cardContact IC card 1) Base Material: PVC, or ABS, PET, PETG as customized 2) Chip model: SLE5542, SLE5528, BL7442,BL7428, 24C02 et 3) Memory: 2k bit, 8k bit etc 4) Size: ISO standard 85.6mmx54mm, or customized size 5) Thickness: 0.84mm 6) Finish: glossy, matte, foresting finish 7) Application: Bank, Telecom, Social security management, Hotel lock, Access control, Schoolcampus etc. 8) Package:polybag + little white box + carton Technical parameter of BL7442 * 256*8 bit EERPOM organization *Byte-wise addressing *Irreversible byte-wise write protection of lowest 32 addresses (Byte 0...... 31) * 32*1 bit organization of protection memory * Two-wire link protocol * End of processing indicated at data output * Answer-to-Reset according to ISO standard 7816-3 (B byte) * EEPROM programming time 2.5 ms per byte for both Erasing and Writing * Minimum of 100.000 write/erase cycles * Data retention time: more than 10 years * Contacts configuration and serial interface according to ISO 7816 standard (synchronous transmission) * BL7442 A type: Data can only be read( include Answer-to-Reset) and changed after entry of the correct 3-byte Programmable security code * BL7441 B type: Data can only be changed after entry of the correct 3-byte Programmable security code