MB94R215B

2

(Continued)

• Contactless IC card I/F

• Operating magnetic field strength : 4.0 to 7.5 A/m (in recommended antenna pattern)

• Load modulation strength (Min)

• Antenna input pin capacity : 75 pF

• Communication protocol : ISO 14443 TypeB T

= CL 106 Kbps, 212 Kbps Input clock frequency = 13.56 MHz

• Receive data demodulation and send data modulation for contactless I/F

• Variety of error detection function (frame, overrun, exceeding ISO regulation time)

• Contact IC card I/F (5 V I/F)

• Support for power supply voltage

= 5 V ± 0.5 V and input clock frequency = 1 MHz to 5 MHz (ISO 7816 Class-A)

• Communication protocol : ISO 7816/T

= 0, 1

Operation is confirmed for Fi

= 372 with Di = 1, 2, 4, 8, and for Fi = 512 with

Di

= 1, 2, 4, 8, 16.

• Built-in memory

• MASK ROM of 128 KB

• DATA RAM (SRAM) of 8 KB

• FRAM (Nonvolatile memory) of 32 KB

• Cryptosystem coprocessor

• DES coprocessor

• ECB mode corresponding (The CBC mode corresponds by XOR and transfer instruction.)

• Operating at 20 coproclocks

• RSA coprocessor

• Maximum key length 1024 bits

• High-speed Montgomery multiplication surplus (REDC) calculations using 32-bit data processing

• ECC (Prime Finite Fields) : Maximum key length 224 bits