SLE7736E
DescriptionSLE 7736/36E is designed for applications in prepaid telephone cards and pay TV. The chip consists of an EEPROM memory of 221 bit, a ROM of 16 bits, a control/security unit and a special computing unit for chip authentication.
Features* Member of Eurochip Family
100% functional compatibility to SLE 5536S/36SE with focus on state of the art security features * 221 bit EEPROM and 16 bit mask-programmable ROM 104 bit user memory –64 bit Identification Area consisting of * 16 bit Manufacturer code (mask-programmable ROM) * SLE 7736: 8 bit Manufacturer data, card issuer dependent (ROM) 40 bit for personalization data of card issuer (PROM) * SLE 7736E: 48 bit for personalization data of card issuer (PROM) –40 bit Counter Area including 1 bit for personalization (PROM/EEPROM) 133 bit additional memory for advanced features (PROM/EEPROM) – 4 bit Counter Backup (anti-tearing flags) – 1 bit initiation flag for Authentication Key 2 –16 bit Data Area 1 for free user access –48 bit Authentication Key 1 –either 48 bit Data Area 2 for user defined data or 48 bit Authentication Key 2 –16 bit Data Area 3 for free user access * Counter with up to 33352 count units – Five stage abacus counter – Due to testing purposes a maximum of 21064 count units is guaranteed * Counter tearing protection – Backup feature activated at choice Counter tearing protection may be disabled by mask option * High security authentication unit Individual card authentication fully compatible with Eurochip Family – Random number as challenge – Individual secret Authentication Key 1 – Optional individual secret Authentication Key 2 – Calculation of up to 16 bit response – Calculation of a 16 bit response within 30 ms at a clock frequency of 100 kH Additionally activation by terminal – Response calculation with cipher block chaining – Certification of the counter value * Card-Trash mechanism for physical devaluation * Transport Code protection for delivery * Chip circuitry and chip layout optimised for high security against physical and electrical signal analysis Pinout
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