mifare DESFire
mifare DESFire
mifare DESFire
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Philips Semiconductors Preliminary Short Form Specification Rev. 2.0 September 2003<br />
Short Form Specification<br />
<strong>mifare</strong> <strong>DESFire</strong> MF3 IC D40<br />
1 FEATURES<br />
1.1 RF Interface: ISO 14443 Type A<br />
• Contactless transmission of data and powered by the RF-field (no battery needed)<br />
• Operating distance: Up to 100 mm (depending on antenna geometry)<br />
• Operating frequency: 13.56 MHz<br />
• Fast data transfer: 106 kbit/s, 212 kbit/s, 424 kbit/s<br />
• High data integrity: 4 Byte MAC, 16 Bit CRC, parity, bit coding, bit counting<br />
• True deterministic anticollision<br />
• 7 byte unique identifier (cascade level two according to ISO 14443-3)<br />
• Uses ISO 14443-4 transport protocol<br />
1.2 Non - Volatile Memory<br />
• 4 kbyte NV-Memory<br />
• NV-Memory write time 2 ms (1 ms erase, 1 ms program)<br />
• Data retention of 10 years<br />
• Write endurance 100 000 cycles<br />
1.3 NV-Memory Organisation<br />
• Flexible file system<br />
• Up to 28 applications simultaneously on one PICC<br />
• Up to 16 files in each application<br />
1.4 Security<br />
• Unique 7 Byte serial number for each device<br />
• Mutual three pass authentication<br />
• Hardware DES/3DES Data encryption on RF-channel with replay attack protection<br />
• Data Authenticity by 4 Byte MAC<br />
• Authentication on Application level<br />
3 PUBLIC
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