SLE7736 Datasheet, PDF (3/8 Pages) Infineon Technologies AG – Security & Chip Card ICs

Eurochip 77
Intelligent 237–Bit EEPROM Counter
for > 20000 Units with Security Logic,
High Security Authentication and
Card-Trash Mechanism
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
M3
– 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 kHz
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
Short Product Information
3/8
2001-12-21