General description
NXP Semiconductors has developed the MIFARE Classic EV1 contactless IC
MF1S50yyX/V1 to be used in a contactless smart card according to ISO/IEC 14443
Type A. The MIFARE Classic EV1 with 1K memory MF1S50yyX/V1 IC is used in applications like public transport ticketing and can also be used for various other applications.

Features and benefits
• Contactless transmission of data and energy
supply
• Operating frequency of 13.56 MHz
• Data integrity of 16-bit CRC, parity, bit coding,
bit counting
• Typical ticketing transaction time of < 100 ms
(including backup management)
• Random ID support (7 Byte UID version)
• Operating distance up to 100 mm
depending on antenna geometry and reader
configuration
• Data transfer of 106 kbit/s
• Anticollision
• 7 Byte UID or 4 Byte NUID
• NXP Originality Check support

Applications
• Public transportation
• Electronic toll collection
• School and campus cards
• Internet cafés
• Access management
• Car parking
• Employee cards
• Loyalty