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SLE55R04C 데이터시트(PDF) 3 Page - Infineon Technologies AG |
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SLE55R04C 데이터시트(HTML) 3 Page - Infineon Technologies AG |
3 / 8 page SLE 55R04 Short Product Information 3 / 8 2001-01-31 Intelligent 770–Byte EEPROM with Contactless Interface complying to ISO/IEC 14443 Type A and Security Logic Features • 770 bytes EEPROM – Organised in 77 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 77 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 bit 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 anticollision method complying with ISO/IEC 14443 – Contactless transmission of data and supply energy – Coupling distance from 0 to 10 cm (typ.) • EEPROM updating (erase and program) time maximum 4 ms per page • EEPROM endurance minimum 10 5 write/erase cycles1) • Data retention for minimum of 10 years 1) • ESD protection typical 4kV • Ambient temperature –25 … … … … +85°C 1) Values are temperature dependent |
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