RFID Reader/Writer 13.56MHz I²C/SPI MF RC522

The RFID Reader/Writer 13.56MHz MF RC522 is a compact and highly efficient RFID module designed for reading and writing to 13.56MHz contactless tags and cards. Built around the popular MF RC522 chip, this reader delivers fast, reliable performance with a digital SPI interface, making it suitable for a wide range of identification and access control applications.

Unlike simpler RFID readers, the MF RC522 supports multiple tag standards (including MIFARE Classic), allowing flexibility for different systems without requiring complex external hardware. Its low power consumption and ease of use make it ideal for embedded systems, hobby electronics, and IoT projects.

With standard 8-pin interface (3.3V logic), this module connects seamlessly to platforms like Arduino, ESP32, Raspberry Pi, and other microcontrollers, giving both beginners and advanced makers the tools to implement RFID features quickly.

Whether you’re building secure access systems, inventory tracking, or smart interaction devices, the MF RC522 RFID reader is a dependable and versatile choice.

Highlights:

• Reads & writes 13.56MHz RFID tags.
• Supports MIFARE and other ISO/IEC 14443 standards.
• Fast digital SPI communication interface.
• Low power and compact form factor.
• Easy to integrate with microcontrollers.
• Works with Arduino, ESP32, Raspberry Pi & more.
• Please note: The pins come unsoldered and require soldering before use.

Specifications:

• Operating Voltage: 3.3V.
• Chip Model: MF RC522.
• Frequency: 13.56MHz.
• Communication Protocol: SPI interface.
• Supported Tags: ISO/IEC 14443A (MIFARE Classic, etc.).
• Logic Level: 3.3V (do not use 5V directly).
• Antenna: Integrated PCB antenna.
• Read Range: ~5cm (varies with tag).
• Dimensions: ~39×59×8mm.
• Interface Pins: 8-pin (SDA, SCK, MOSI, MISO, IRQ, GND, RST, 3.3V).

Ideal For:

• 🛂 Access control & secure entry systems.
• 📦 Inventory & asset tagging projects.
• 📲 Contactless user identification & authentication.
• 🤖 Robotics & interactive electronics integration.
• 🎓 Arduino & STEM education projects.
  

Note:

Product appearance may vary slightly from the images shown.
Text or markings on the module may differ depending on the batch.