NXP MFRC522

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• The MFRC522 chip is a highly integrated RFID reader module that operates at a frequency of 13.56 MHz. It allows for communication between the reader and RFID tags, enabling reading and writing of data. The chip features a maximum operating distance of 10 cm and supports various formats, such as MIFARE Classic and NTAG. It is commonly used for applications like access control, identification, and contactless payment systems.

• Equivalent

  Some equivalent products of the MFRC522 chip include the MFRC523, SLRC610, and RC522.

• Features

  The MFRC522 is a contactless RFID reader module that operates at 13.56MHz. It has various features including low power consumption, support for various card types (MIFARE Classic, MIFARE Ultralight, etc.), a maximum communication range of up to 10cm, and a built-in AES encryption engine for secure communication. It also provides SPI interface for easy integration with microcontrollers.

• Pinout

  The MFRC522 has a total of 16 pins. Its functions include power supply, UART communication, SPI communication, I2C communication, interrupt output, reset, and other control signals for RFID card reading and writing operations.

• Manufacturer

  The manufacturer of the MFRC522 is NXP Semiconductors, an international Dutch semiconductor company. NXP specializes in producing integrated circuits, including microcontrollers, RFID chips, and other electronic components for various industries, including automotive, security, and identification systems.

• Application Field

  The MFRC522 is commonly used in various application areas such as access control systems, contactless payment systems, public transportation cards, identification badges, and inventory tracking. Its versatility and ability to communicate with RFID tags and cards make it suitable for these and many other applications requiring secure and efficient data transfer.

• Package

  The MFRC522 chip has a package type of HVQFN, a form of square-shaped, and a size of 33x33 mm.