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近场通信(NFC)诞生于2002年,是使用13.56MHz RFID技术的一个专用子集。它最初用于访问控制/门禁和公共交通付费卡,由于与信用卡/借记卡和智能手机的集成,它发展迅速,不仅用于付费,还用于一直在线的无线连接如简化无线配对、诊断信息读取、设备参数的无线配置等等。

意法半导体作为RFID和NFC技术的先行者之一,提供了广泛的HF RFID/NFC产品,覆盖了所有NFC应用的需求,有丰富的生态系统支持。这些设备包括NFC / RFID标签动态NFC标签NFC / RFID读写器 & NFC控制器,包括用于安全NFC应用的安全组件和整套解决方案。

nfc论坛成员

意法半导体非常荣幸成为NFC论坛的赞助成员。

NFC:机遇无处不在

nfc rfid解决方案pdf下载

了解近场通讯(NFC)技术以及意法半导体如何帮助您构建适合您所有NFC应用的最高效安全的解决方案

马上下载

下载我们的NFC/RFID产品介绍

nfc rfid产品介绍

马上下载

了解我们的NFC / RFID产品组合

ST25 NFC/RFID标签

nfc rfid标签

ST25T产品系列提供了广泛的RFID NFC标签IC,存储器尺寸从512-bits到64-Kbit。

查看所有NFC RFID标签

ST25动态NFC标签

nfc rfid动态标签

意法半导体的动态RFID NFC标签配备可达64Kb的EEPROM存储器,可以通过工作于13.56 MHz的射频非接触式接口或低功耗I2C接口进行访问。

查看所有动态NFC标签

ST25 NFC/RFID读写器

nfc rfid读卡器

ST25R系列RFID NFC读写器IC满足广泛的射频功率需求,其独特的功能组合使其适用于广泛的应用领域。

查看所有NFC RFID读写器

ST21 NFC 控制器

nfc控制器

ST21NFCD是一款单NFC控制器,专为集成于移动设备和符合NFC标准的产品而设计。支持的通信模式包括卡仿真模式、读/写模式、以及P2P(点对点)模式。

查看所有NFC控制器

ST33 / ST54安全NFC

nfc安全

安全微控制器系列专为满足各种应用对于先进安全和性能的要求而设计,包括面向工业和汽车市场的NFC-SIM、NFC嵌入式安全组件、嵌入式SIM和机器对机器(M2M)应用。

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NFC/RFID计算器为您的设计提供支持

我们的NFC/RFID计算器套件可帮助您进行ST25 NFC(13.56MHz)或RFID(UHF)设计:

  • NFC电感计算器可根据您的占位面积要求提13.56MHz矩形天线的电感值,适用于所有ST25标签和读写器产品
  • NFC调谐电路计算器为给定的NFC天线提供匹配网络的元件值,适用于ST25R读卡器
  • 链路预算计算器适用于ST25RU3993读卡器,可帮助您评估UHF RFID读卡器可否建立适合可靠读卡器/标签通信的RF链路

eDesignSuite

eDesignSuite is a comprehensive set of easy-to-use design-aid utilities ready to help you streamline the system development process with a wide range of ST products.

Power Management Design Center

Thermal-electrical Simulators for Components

Signal Conditioning Design Tool

NFC/RFID Calculators

Choose design tool:

Power Supply Design Tool

SMPS design, by topology, by type and by product
PFC design with analog and digitial control
Supports various PCB configurations
Choose type:
DC/DC
AC/DC
太阳能电池充电器

LED Lighting Design Tool

Handles AC-DC and DC-DC design in common topologies
Displays interactive and annotated schematic
Provides current/voltage graphs, Bode plots, efficiency curves and power-loss data
Choose type:
DC/DC
AC/DC

Digital Power Workbench

Provides a step-by-step optimized design of power section and control loop
Generates the STM32Cube embedded software package for custom applications and allows firmware project generation, compatible with multiple STM32 IDEs

Power Tree Designer

Specify input/output power for each node in the tree
Check for consistency
Design each individual node
Choose design tool:

AC Switches Simulator

Select ratings and application waveforms
Get junction temperature and blocking voltage graphs
Search and sort suitable devices

Rectifier Diodes Simulator

Select ratings and application waveforms
Estimate power losses
Search and sort suitable devices

STPOWER Studio

Supports long mission profiles
Provides power loss and temperature graphs
Helps define heatsink thermal properties

Twister Sim

Help select the right ViPOWER Automotive power device
Supports load-compatibility, wiring harness optimization, fault condition impact and diagnostic analysis
Supports various PCB configurations

TVS Simulator

Specify system ratings and surge waveform
Search and sort suitable devices

Estimate

Build simple schematics and firmware inputs in minutes
Quickly generate reliable estimates of battery life, system power consumption and bill of materials costs
Choose design tool:

Active Filters

Handles multi-stage-designs and common topologies
Returns circuit component values
Provides gain, phase and group delay graphs
Low Pass, High Pass and Band Pass

Comparators

Handles most common configurations
Returns circuit components values
Provides I/O signal waveforms
Inverting, Non Inverting, Window

Low side Current Sensing

Returns circuit component values
Provides current error graphs

High side Current Sensing

Provides current error graphs.
Help to select the right High side current sensing and shunt devices.
Choose design tool:

NFC Inductance

Input geometry and substrate properties
Get antenna impedance

UHF Link Budget

Enter forward and reverse link characteristics
The tool returns link budget estimate

NFC Tuning Circuit

Enter antenna parameter and matching target
Select the topology of the matching network
The tool returns component values for the desired design targets