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NXP Mifare 4k Datasheet MF1ICS70
Datasheet: MIFARE Classic 4K.pdf
Features
MIFARE‚ RF Interface (ISO/IEC 14443 A)
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Contactless transmission of data and supply energy (no battery needed)
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Operating distance: Up to 100mm (depending on antenna geometry)
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Operating frequency: 13.56 MHz
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Data transfer: 106kbit/s
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Data integrity: 16 Bit CRC, parity, bit coding, bit counting
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Anticollision
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Typical ticketing transaction: < 100 ms (including backup management)
EEPROM
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1 Kbyte, organised in 32 sectors with 4 blocks and 8 sectors with 16 blocks (one block consists of 16 bytes)
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User definable access conditions for each memory block
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Data retention of 10 years
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Write endurance 100.000 cycles