我们的RFID读卡器IC和芯片组合覆盖主要的频率范围，包括13.56 MHz（高频率）（面向HF NFC读卡器件）和840-960 MHz（超高频率）（面向UHF RFID读卡器件）。
RFID读卡器是能够与标签或控制器建立通信并进行交互的器件。有2种主要类型：固定式和便携式RFID读卡器，可以根据目标应用选择不同的工作频率范围。
ST25R RFID读卡器系列的关键特性
符合标准
- ISO/IEC 14443A/B
- ISO/IEC:15693
- FeliCa
- ISO/IEC:18092
- NFC论坛
- EMVCo & PBOC
- ISO/IEC:18000
- ISO/IEC:29143
- Rain联盟
功能丰富
- 13.56MHz HF接口
- 840-960MHz UHF
- 超高比特率
- 点对点
- 自动天线调谐（AAT）
- 工作温度范围 -40°C 至 125°C
优秀的读卡器芯片
- 高输出功率（高达1.4 W）
- 高接收器灵敏度
- 电容/电感唤醒
- 低功耗工作及待机
- 密集读卡器模式（DRM）
免费的在线研讨会 为什么意法半导体的RFID读卡器适合具有挑战性的环境
立刻免费访问我们录制的在线研讨会（28分钟），内容包括：
- 如何通过实现通用的感应式和电容式唤醒功能来节约电能
- 如何实现自动天线调谐（AAT）
- 如何使用其高输出功率功能
特别推荐
More from ST25 NFC/RFID读卡器 portfolio
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
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Signal Conditioning Design Tool
NFC/RFID Calculators
Choose design tool: 
SMPS design, by topology, by type and by product PFC design with analog and digitial control Supports various PCB configurations 
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 
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 
Specify input/output power for each node in the tree Check for consistency Design each individual node
Power Supply Design Tool
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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: 
Select ratings and application waveforms Get junction temperature and blocking voltage graphs Search and sort suitable devices 
Select ratings and application waveforms Estimate power losses Search and sort suitable devices 
Supports long mission profiles Provides power loss and temperature graphs Helps define heatsink thermal properties 
Help select the right ViPOWER Automotive power device Supports load-compatibility, wiring harness optimization, fault condition impact and diagnostic analysis Supports various PCB configurations 
Specify system ratings and surge waveform Search and sort suitable devices 
Build simple schematics and firmware inputs in minutes Quickly generate reliable estimates of: Battery life System power consumption Bill of materials costs
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
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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 Bill of materials costs Choose design tool: 
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 
Handles most common configurations Returns circuit components values Provides I/O signal waveforms Inverting, Non Inverting, Window 
Returns circuit component values Provides current error graphs 
Provides current error graphs. Help to select the right High side current sensing and shunt devices.
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
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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: 
Input geometry and substrate properties Get antenna impedance 
Enter forward and reverse link characteristics The tool returns link budget estimate 
Enter antenna parameter and matching target Select the topology of the matching network The tool returns component values for the desired design targets
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