NXP PN512 13.56MHz NFC解决方案

NXP公司的PN512是工作频率为13.56MHz的高度集成收发器IC,主要用在工作频率为13.56MHz的无接触通信,通信距离为50mm.PN512支持四种不同的工作模式: ISO/IEC 14443A/MIFARE 和FeliCa读/写器, ISO/IEC 14443B 读/写器, ISO/IEC 14443A/MIFARE和FeliCa 卡模式和NFCIP-1模式.通信速率高达424 kbps,器件集成了CRC协处理器,内部有自检测试和可编程的I/O引脚.本文介绍了PN512主要特性和优势, 方框图和多种读/写模式框图, 典型应用电路以及PN51x 演示板电路图, 和天线间的放大和匹,PCB布局图与基于PN512的OM5597/RD2612 POS参考设计框图.

The PN512 is a highly integrated transceiver IC for contactless communication at 13.56 MHz. This transceiver IC utilizes an outstanding modulation and demodulation concept completely integrated for different kinds of contactless communication methods and protocols at 13.56 MHz.

The PN512 transceiver ICs support 4 different operating modes

• Reader/Writer mode supporting ISO/IEC 14443A/MIFARE and FeliCa scheme

• Reader/Writer mode supporting ISO/IEC 14443B

• Card Operation mode supporting ISO/IEC 14443A/MIFARE and FeliCa scheme

• NFCIP-1 mode
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