ST25DV-I2C系列动态标签提供NFC/RFID非接触式接口和增强型I²C有线接口，用于连接微控制器或微处理器等主机。
ST25DV-I2C系列是什么？
该系列是在高频率范围 (13.56 MHz) 内运行的NFC Forum Type 5动态标签。利用I2C有线链路，任何NFC智能手机或NFC/RFID HF专业读卡器以及MCU均可以访问存储在这些标签中的数据。
ST25DV-I2C标签提供快写、快速传输模式、增强I²C功能、能量捕获、低功耗模式以及密码保护。这些标签的集成度和性价比极高，可提供丰富的功能集，适用于各种应用。
此外，开发人员可从评估板、软件工具、移动应用和其他资源构成的完整生态系统中受益，从而加快应用开发速度。
ST25DV-I2C系列包含在意法半导体的10年长期供货计划中，确保10年持续供货。
了解我们的产品组合
ST25DV-I2C系列具有丰富的封装选项，适合从稳健型到超小型的各种解决方案，提供4到64 Kb不同容量的存储器以及多个温度等级。
优势
- 支持在无电池或低功耗状态下运行
- 通过NFC特性和功能提升用户体验
- 在某些生产过程中，可降低复杂性并缩短生产时间
- 支持在空间有限的环境（密封产品、难于触及等情况）中进行现场无接触维护
- 兼容RFID读卡器和NFC移动电话
- 采用小型封装，易于物理集成
- 在整个产品生命周期内支持从制造到终端用户的多个应用案例
ST25DV-I2C系列特性
| 接口 |
|
| 存储器 |
|
| 高级特性 |
|
| 封装 |
|
| 温度范围 |
|
| 长期供货 |
|
特别推荐
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: 
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
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 TestTypeName AC/DC PFC
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: 
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
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 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
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: 
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