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USB NFC加密狗用于在电子银行业务中验证用户或交易。它们有一个简单的用户界面 — 通常通过USB连接器(也用于为设备供电)连接到个人电脑,还有一个HF NFC读写器 — 通常带有一个非常小的天线。

这些读写器与典型NFC/HF读写器的主要区别在于其非常小的天线,但我们的ST25R NFC/HF读写器的优良特性使其具有很好的读取性能。

我们ST25R NFC读写器的广泛读取范围和超低功耗STM32L4微控制器有助于设计高效的NFC加密狗。

00 Files selected for download

技术文档

    • Description 版本 文档大小 Action
      AN576
      PCB layout optimisation
      3.0
      109.53 KB
      PDF
      AN316
      Transil™ clamping protection mode
      4.3
      432.1 KB
      PDF
      AN4871
      USB Type-C protection and filtering
      2.1
      2.42 MB
      PDF
      AN576

      PCB layout optimisation

      AN316

      Transil™ clamping protection mode

      AN4871

      USB Type-C protection and filtering

演示和培训资料

    • Description 版本 文档大小 Action
      ST25R3911B-15 product presentation 1.0
      3.4 MB
      PDF

      ST25R3911B-15 product presentation

出版刊物和宣传资料

    • Description 版本 文档大小 Action
      Power Delivery Protection - Simply cancel ESD and EOS events 1.0
      519.6 KB
      PDF
      ST Protection Finder - The new app for Android and iOS 1.0
      1.52 MB
      PDF
      ST33G1M2A, ST33G1M2M Secure automotive and M2M microcontrollers 2.3
      540.46 KB
      PDF
      STM32L4 Series - Ultra-low-power and performance 18.10
      437.71 KB
      PDF
      STM32L4+ Series - Ultra-low-power and more performance 18.05
      492.01 KB
      PDF
      Ultra-low clamping voltage 0201 ESD diodes 1.0
      527.9 KB
      PDF

      Power Delivery Protection - Simply cancel ESD and EOS events

      ST Protection Finder - The new app for Android and iOS

      ST33G1M2A, ST33G1M2M Secure automotive and M2M microcontrollers

      STM32L4 Series - Ultra-low-power and performance

      STM32L4+ Series - Ultra-low-power and more performance

      Ultra-low clamping voltage 0201 ESD diodes

    • Description 版本 文档大小 Action
      NFC solutions from ST 1.0
      5.1 MB
      PDF

      NFC solutions from ST

开发工具硬件

    • 型号

      STM32Cube initialization code generator

EMI Filtering and Signal Conditioning

Part number Description
EMIF03-SIM02M8 3-line EMI filter and ESD protection for SIM card interfaces
EMIF08-LCD04M16 8-line L-C EMI filter and ESD protection for display interfaces
Part number
3-line EMI filter and ESD protection for SIM card interfaces
8-line L-C EMI filter and ESD protection for display interfaces

NFC

Part number Description
ST25R3911B NFC / HF RFID Reader IC
ST25R3912 NFC / HF RFID Reader IC
Part number
NFC / HF RFID Reader IC
NFC / HF RFID Reader IC

Protection Devices

Part number Description
ESDA25P35-1U1M High-power transient voltage suppressor (TVS)
ESDA7P120-1U1M High-power transient voltage supressor (TVS)
ESDZV5-1BF4 Ultra Low clamping single line bidirectional ESD protection
HSP053-4M5 4-line ESD protection for high-speed lines
USBLC6-2SC6Y Automotive very low capacitance ESD protection
Part number
High-power transient voltage suppressor (TVS)
High-power transient voltage supressor (TVS)
Ultra Low clamping single line bidirectional ESD protection
4-line ESD protection for high-speed lines
Automotive very low capacitance ESD protection