Design & Applications
MIFARE® DESFire EV1 delivers the perfect balance of speed, performance and cost efficiency. Its open concept allows future seamless integration of other ticketing media such as smart paper tickets, key fobs and mobile ticketing based on Near Field Communication (NFC) technology. It is also fully compatible with the existing MIFARE reader hardware platform. MIFARE® DESFire EV1 is your ticket to contactless systems worldwide.
MIFARE® is a registered Trademark of NXP B. V.
Key features
- Fully ISO/IEC 14443 A 1-3 compliant
- 2/4/8-Kbyte EEPROM with fast programming
- Secure, high-speed command set
- Flexible file structure
- Anti-collision
- Privacy protection
- Unique 7-byte serial number (ISO cascade level 2)
- Data integrity of 16-bit CRC, parity, bit coding
- 7 byte UID – unique identifier (cascade level 2 according to ISO/IEC 14443-3)
MIFARE® DESFire EV1 is based on open global standards for both air interface and cryptographic methods. It is compliant to all 4 levels of ISO/IEC 14443A and uses optional ISO/IEC 7816-4 commands.
Featuring an on-chip backup management system and the mutual three pass authentication, a MIFARE® DESFire EV1 card can hold up to 28 different applications and 32 files per application. The size of each file is defined at the moment of its creation, making MIFARE® DESFire EV1 a truly flexible and convenient product.
Additionally, an automatic anti-tear mechanism is available for all file types, which guarantees transaction oriented data integrity. With MIFARE® DESFire EV1, data transfer rates up to 848 Kbit/s can be achieved, making fast data processing possible.
In other words, the MIFARE® DESFire EV1 silicon solution offers enhanced consumer-friendly system design, in combination with security and reliability.
