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MCRF452 Datasheet 13.56 MHz Read/Write Passive RFID Device

Manufacturer: Microchip Technology

Download the MCRF452 datasheet PDF. This datasheet also includes the MCR variant, as both parts are published together in a single manufacturer document.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (MCR-F450.pdf) that lists specifications for multiple related part numbers.

Overview

MCRF450/451/452/455 13.56 MHz Read/Write Passive RFID Device.

Key Features

  • Contactless read and write with anti-collision algorithm.
  • 1024 bits (32 blocks) of total memory.
  • 928 bits (29 blocks) of user programmable memory.
  • Unique 32-bit tag ID (factory programmed).
  • 32 bits for data and 16 bits for CRC per block.
  • Block write protection.
  • 70 Kbit/s read data rate (Manchester format).
  • Special bit (Fast Read) for fast identification and anti-counterfeit.