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MFRC522 RFID

Parts › Communication & Wireless › NFC & RFID Readers

NXP

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13.56MHz RFID reader/writer over SPI. 3.3V only.

ManufacturerNXP
CategoryCommunication & Wireless › NFC & RFID Readers
PackageHDR1x8
Pins8
Voltage (max)3.3 V
Frequency13.56 MHz

MFRC522 RFID pinout

PinNameTypeDescription
1VCCpower
2RSTinput
3GNDground
4IRQinput
5MISObidirectional
6MOSIbidirectional
7SCKbidirectional
8SDAbidirectional

Schematic symbol and footprint

VCC1IRQ4RST2SDA8MISO5MOSI6SCK7GND3
Schematic symbol
12345678
Footprint: Header 1x8 — to scale, pad 1 in yellow (mm). Check against the datasheet before ordering PCBs.

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