MH663 is a highly integrated and ultra-low power contactless reader/writer chip, which works at 13.56MHz and supports contactless reader/writer mode
conforming to ISO/IEC 14443 TypeA/B, Felica, ISO/IEC 15693 protocols.
Key Features
- Digital working voltage range is 1.8V ~ 5V, analog working voltage range is 1.8V ~ 5V
- Support EMV3.0 certification, including electrical, protocol, and mobile phone compatibility certification tests
- The chip power consumption is extremely low, and the effective communication distance can reach 10cm
- Support ISO/IEC 14443 TypeA protocol
- Support Apple Pay, Samsung Pay and other mobile payment applications
- Support ISO/IEC 14443 TypeB protocol
- Support P2P passive initiator mode of ISO/IEC 18092
- Support Felica card 212K and 424K protocols
- Support ISO/IEC 15693 protocol
- Support ISO 14443 A high transmission rate communication: 106kbit/s, 212kbit/s, 424kbit/s, 848kbit/s
- Support SIGIN/SIGOUT
- Supported host interfaces:
- 10Mbit/s SPI interface
- I2C interface, 100kbit/s rate in standard mode
- Serial UART, transfer rate up to 1228.8kbit/s - 64-byte transmit and receive FIFO buffers
- Flexible interrupt mode
- Programmable timer
- With three power-saving modes: hardware power-down, software powerdown and transmitter power-down
- Built-in temperature sensor to automatically stop RF transmission when the chip temperature is too high
- Use multiple sets of power supplies independent of each other to avoid mutual interference between modules and improve the stability of work
- With CRC and parity check function, built-in CRC co-processor, in line with ISO/1EC14443 and CCITT protocol
- Internal oscillator, connected to 27.12 MHz crystal
- Own programmable I/O pins
- Support Low Power Card Detection (LPCD) f unction
