Rfid-rc522 Module (13.56mhz Rfid Reader/writer)

The RFID-RC522 module is a compact, low-cost contactless communication device designed for reading and writing RFID tags operating at 13.56MHz. Built around the reliable MFRC522 chip, this module is widely used in access control systems, attendance tracking, contactless payment solutions, and embedded IoT projects.

It communicates via SPI interface, making it easy to integrate with popular microcontrollers such as Arduino, ESP32, and Raspberry Pi. With fast data transfer and low power consumption, the RC522 is ideal for both hobbyists and professional developers looking to build secure and efficient RFID-based systems.

Key Features

• Operates at 13.56MHz frequency

• Supports ISO/IEC 14443 Type A cards and tags

• Supported Card Types: MIFARE1 S50, S70, UltraLight, Pro, Desfire

• SPI interface for easy microcontroller integration

• Low power consumption

• Compact and lightweight design

• Read/write capability

• Operating voltage: 3.3V

• Operating Temperature: -20°C to 80°C

Technical Specifications

• Frequency: 13.56MHz

• Chipset: MFRC522

• Interface: SPI, I2C, UART

• Operating Voltage: 3.3V

• Current Consumption: 13–26mA (operating), 10–13mA (idle), <80µA (sleep)

Pins (SPI Interface)

• VCC: 3.3V power supply

• RST: Reset Input

• GND: Ground

• IRQ: Interrupt Pin

• MISO/MOSI/SCK/SDA: SPI Communication pins

Package Includes

• 1 × RFID-RC522 Module

• 1 × RFID Card

• 1 × RFID Key Fob

• Header Pins