產品詳情：

MIFARE DESFire 4K operates at a distance of 10cms and in accordance with the international standard ISO 14443A perfectly meets mid-end transportation segment needs including security and cost effectiveness

It features a 4Kbyte non volatile memory, a high speed triple -DES data encryption co-processor, a flexible memory organisation structure, a mutual 3-pass authentication technique together with a true random number generator and an anti-tear mechanism to guarantee data integrity during contactless transactions.

The MIFARE classic family is the pioneer and front runner in contactless smart card ICs operating in the 13.56 MHz frequency range with read/write capability.