1.1 Contactless energy and data transfer
In the MIFARE system, the MF0ICU2 is connected to a coil with a few turns. The MF0ICU2 fits for the TFC.0 (Edmonson) and TFC.1 ticket formats as defined in EN 753-2.
TFC.1 ticket formats are supported by the MF0xxU20 chip featuring an on-chip resonance capacitor of 16.9 pF.
The smaller TFC.0 tickets are supported by the MFxxU21 chip holding an on-chip resonance capacitor of 50 pF.
When the ticket is positioned in the proximity of the coupling device (PCD) antenna, the high speed RF communication interface allows the transmission of the data with a baud rate of 106 kbit/s.
1.2 Anticollision
An intelligent anticollision function according to ISO/IEC 14443 allows to operate more than one card in the field simultaneously. The anticollision algorithm selects each card individually and ensures that the execution of a transaction with a selected card is performed correctly without data corruption resulting from other cards in the field.
1.3 Cascaded UID
The anticollision function is based on an IC individual serial number called Unique IDentification. The UID of the MF0ICU2 is 7 bytes long and supports cascade level 2 according to ISO/IEC 14443-3.
1.4 Security

• 3DES Authentication
• Anti-cloning support by unique 7-byte serial number for each device
• 32-bit user programmable OTP area
• Field programmable read-only locking function per page for first 512-bit
• Read-only locking per block for rest of memory

Features and benefits
2.1 MIFARE RF interface (ISO/IEC 14443 A)

• Contactless transmission of data and supply energy (no battery needed)
• Operating distance: up to 100 mm (depending on field strength and antenna geometry)
• Operating frequency: 13.56 MHz
• Fast data transfer: 106 kbit/s
• High data integrity: 16-bit CRC, parity, bit coding, bit counting
• True anticollision
• 7-byte serial number (cascade level 2 according to ISO/IEC 14443-3)
• Typical ticketing transaction: < 35 ms
• Fast counter transaction: < 10 ms

2.2 EEPROM

• 1536-bit total memory
• 1184-bit user memory
• 36 pages user r/w area
• 512-bit compatible to MF0ICU1
• Field programmable read-only locking function per page for first 512-bit
• Field programmable read-only locking function per block
• 32-bit user definable One-Time Programmable (OTP) area
• 16-bit counter
• Data retention of 5 years
• Write endurance 10000 cycles

Applications

• Public transport
• Event ticketing
• Prepaid applications
• Loyalty schemes
• NFC Forum Tag Type 2
• Toy and amusement
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