產品詳情：

FEATURES
• Non-volatile Memory
– 4K-bytes data Ferro-electric RAM (FRAM)
– High speed read / write access FRAM (125ns)
– 10 years data retention
– Over 1010 write cycles
• File System
– Flexible and user configurable file system
– Supports up to 256 files in multiple directory level
– Support four different file types
– Supports up to 255 records for each record structure file
• Contactless
– ISO14443 Type B Standard
– Contactless mode data rate up to 106Kbps
– Input modulation: ASK 10%, NRZ
– Output modulation: R-load modulation,BPSK, sub-carrier at 847.5kHz
– Contact / contactless auto-detect
• Security
– Full hardware triple Data Encryption
Standard (DES) module can support single DES and triple DES operation
– 11-Byte unique serial number for each chip
– Support both internal and external authentication
– Support secure messaging with MAC
– File access is controlled using triple DES key authentication and PIN verification

kick here: http://www.microtechinno.com/mt/data/DEFAULT/static/Simplified_Chinese/products/index_cs_contactless_sc.html