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SLE55R08

Intelligent 1280-Byte EEPROM
with Contactless Interface complying to ISO/IEC 14443 Type A
and Security Logic
Datasheet : SLE55R08.pdf
Features

• 1280 bytes EEPROM
  • Organised in 128 pages located in up to 16 sectors
  • Each Page organised in 8 bytes for data storage + 2 bytes for administrative purposes
  • Configurable number of sectors (1 to 15) & sector size (1 to up to 128 pages)
  • Service Area 4 Pages
  • Configurable Key Area with up to 14 key pairs
  • Configurable User Area
  • Unique chip identification number
  • Access conditions unchangeable in user mode
• Value Counters: up to 65536 units (with a value range from 0 to 2¹⁶-1)
  • Each page in User Area configurable as a Counter
  • Support of Anti-Tearing

• High Security Authentication Unit
  • 2-way authentication with 64-bit secret key between reader and card
  • 2 keys for each sector allow hierarchical key management
  • Multi-level security structure possible
  • Individual access rights for each key within a sector for each page
  • Only one sector can be opened at a time
  • Data integrity supported by 16 bit CRC (ISO 3309) and 32 MAC (after authentication)

• Access Protection of EEPROM by transport keys on chip delivery

• Physical Interface and Anticollision complying to ISO/IEC 14443 Type A
  • Carrier frequency: 13.56 MHz
  • 106 kbit/s data rate transfer
  • Bit oriented anticollion method complying with ISO/IEC 14443
  • Contactless transmission of data of supply energy
  • Coupling distance from 0 to 10 cm (typ.)

• EEPROM updating (erase and program) time maximum 4 ms per page
  
• EEPROM endurance minimum 10⁵ write/erase cycles¹⁾
  
• Data retention for minimum of 10years¹⁾
  
• ESD protection typical 4kV
  
• Ambient temperature -25^oC .. +85^oC