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SLE4436 / SLE4436E

Intelligent 221-Bit EEPROM Counter
for>20000 Units with Security Logic
and High Security Authentication
Datasheet : SLE4436 SLE4436E.pdf
Features

• 211 bit EEPROM and 16 bit mask-programmable ROM
  • 104 bit user memory fully compatible with SLE 4406/06E
    • 64 bit Identification Area consisting of
      • 16 bit Manufacturer code (mask-programmable ROM)
      • SLE 4436:
        • 8 bit Manufacturer data, card issuer dependent (ROM)
        • 40 bit for personalization data of card issuer (PROM)
      • SLE 4436E:
        • 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
  • 4 bit Counter Backup (anti-tearing flags)
  • 1bit 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 fully compatible with SLE 4406/06E
  • Five stage abacus counter
  • Due to testing purposes a maximum of 21064 count units is guaranteed
• Counter tearing protection
  • Backup feature activated at choice
• High Security authentication unit
  • 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 100kHz
• Transport Code protection for delivery
  
• EEPROM security cells in sensitive areas
  
• Chip circuitry and chip layout optimised for high security against physical and electrical signal analysis
  
• Ambient temperature -35 . . . +80^oC
  
• Supply voltage 5 V ± 10 %
  
• Supply current < 5 mA
  
• EEPROM programming time 5 ms
  
• ESD protection typical 4000 V
  
• Endurance minimum of 10⁵ write/erase cycles/bit
  
• Data retention for minimum of 10 years
  
• Contact configuration and Answer-to-Reset (synchronous transmission) in accordance to standard ISO/IEC 7816