User's Manual

Features
➢ Supports ISO/IEC 14443A/M1 reader/writer mode
➢ Supports ISO/IEC 14443B reader/writer mode
➢ ISO/IEC14443A 106kbit/s and higher transfer speed at 212kbit/s and
424kbit/s
➢ Typical operating distance in reader/writer mode for communication
to a ISO/IEC 14443A card up to 50mm (depending on the antenna size
and tuning)
➢ Supports host interfaces
 SPI interface up to 10Mbit/s
 I2C interface up to 400kbit/s in Fast Mode , and up to 3.4Mbit/s in
High Speed Mode
 Serial UART in different transfer speeds up to 1.2Mkbit/s, framing
according to the RS232 interface with voltage levels according pad
voltage supply
➢ Comfortable 64 byte send and receive FIFO-buffer
➢ Flexible interrupt modes
➢ Multiple low-power modes
 Soft power down mode
 Hard power down mode
 Deep power down mode （typical 1uA）
➢ Low Power external Card Detect (LPCD) at Reader/writer mode
➢ Programmable timer
➢ Internal oscillator to connect 27.12MHz quartz
➢ Wide voltage supply: 2.2V ~ 3.6V
➢ Dedicated transmitter voltage supply up to 5.5V
➢ Integrated CRC Co-processor
➢ Programmable I/O pins