MFRC522_(2007) Просмотр технического описания (PDF) - NXP Semiconductors.

Номер в каталоге

Компоненты Описание

производитель

MFRC522_
(Rev.:2007)

Contactless Reader IC

NXP Semiconductors. 

NXP Semiconductors

MFRC522

Contactless Reader IC

‹ SPI interface up to 10 Mbit/s

‹ I2C interface up to 400 kbit/s in Fast mode, up to 3400 kbit/s in High-speed mode

‹ serial UART in different transfer speeds up to 1228.8 kbit/s, framing according to

the RS232 interface with voltage levels according pad voltage supply

„ Comfortable 64 byte send and receive FIFO-buffer

„ Flexible interrupt modes

„ Hard reset with low power function

„ Power-down mode per software

„ Programmable timer

„ Internal oscillator to connect 27.12 MHz quartz

„ 2.5 - 3.3 V power supply

„ CRC Co-processor

„ Free programmable I/O pins

„ Internal self test

112132

Product data sheet

Rev. 3.2 — 22 May 2007

© NXP B.V. 2007. All rights reserved.

2 of 109

Share Link: