MFRC531 Datasheet - NXP Semiconductors

MFRC531 Standard ISO/IEC 14443 A/B reader solution

The MFRC531 is a highly integrated reader IC for contactless communication at 13.56 MHz. The MFRC531 reader IC provides: * outstanding modulation and demodulation for passive contactless communication * a wide range of methods and protocols * a small, fully integrated package.

MFRC531 Standard ISO/IEC 14443 A/B reader solution Rev. 3.7 30 June 2015 056637 Product data sheet COMPANY PUBLIC 1. Introduction This data sheet describes the functionality of the MFRC531 Integrated Circuit (IC). It includes the functional and electrical specifications and from a system and hardware viewpoint gives detailed information on how to design-in the device. Remark: The MFRC531 supports all variants of the MIFARE Mini, MIFARE 1K, MIFARE 4K, MIFARE Ultralight, MIFARE DESFi.

MFRC531 Features

* 3.1 General

* Highly integrated analog circuitry for demodulating and decoding card/label response

* Buffered output drivers enable antenna connection using the minimum of external components

* Proximity operating distance up to 100 mm

* Supports both ISO/IEC 14443 A and ISO/IEC 1444

MFRC531_NXPSemiconductors.pdf