n Highly integrated analog circuitry to demodulate and decode responses

n Buffered output drivers for connecting an antenna with the minimum number of external components

n Supports ***/IEC 14443 A/MIFARE and NTAG

n Typical operating distance in Read/Write mode up to 50 mm depending on the antenna size and tuning

n Supports MF1xxS20, MF1xxS70 and MF1xxS50 encryption in Read/Write mode

n Supports ***/IEC 14443 A higher transfer speed communication up to 848 kBd

n Supports MFIN/MFOUT

n Additional internal power supply to the smart card IC connected via MFIN/MFOUT

n Supported host interfaces

u SPI up to 10 Mbit/s

u I²C-bus interface up to 400 kBd in Fast mode, up to 3400 kBd in High-speed mode

u RS232 Serial UART up to 1228.8 kBd, with voltage levels dependant on pin voltage supply

n FIFO buffer handles 64 byte send and receive

n Flexible interrupt modes

n Hard reset with low power function

n Power-down by software mode

n Programmable timer

n Internal oscillator for connection to 27.12 MHz quartz crystal

n 2.5 V to 3.3 V power supply

n CRC coprocessor

n Programmable I/O pins

n Internal self-test