ST21NFCDXBGARA7 NFC应答器/标签
hardware feature
• ARM ® Cortex ®- M3 microcontroller
• eFlash for full firmware updates
• Enhanced Active load modulation technology
Enhanced TX driver up to 1.3 watts
• Compatible with very small or metallic materials
Frame antenna
• Optimized power consumption mode
• Battery voltage monitoring
• System clock
- FracN PLL input range from 13 to
76.8 MHz
– 27.12 MHz external crystal oscillator
Integrated PMU
LDO of internal voltage
LDO with external voltage of -2 ₓ
- Voltage detector for power monitoring
- Low power mode state machine
• Automatic wake-up through communication
Interface, internal timer, GPIO, RF field or
Label detection
Support for external DC/DC converters for TX
supply
RF communication
• Active and passive equivalence
– ISO/IEC 18092-NFCIP-1 initiator and objectives
Passive Mode - Reader/Writer
NFC Forum Type 1/2/3/4/5 Label
– ISO/IEC 15693
– MIFARE ® Classic (a) (b)
- Film (excluding Kovio) barcode
• Activity Mode - Card Simulation
– ISO/IEC 14443 Class A and B
JIS X 6319-4
– MIFARE ® Classic (a) (b) to SWP-CLT
External communication interface
Two SWP main interfaces, up to 1.695 Mbit/s
• I
2C slave interface, up to 3.4 MHz
• Slave SPI interface and master SPI interface (up to 13 MHz)
HSUART interface, up to 6 Mbit/s
Safety functions
Secure firmware update mechanism
Electrical characteristics
The battery voltage support range is 2.4 V to 5 V
• I/O specific voltage level from (VPS IO)
1.62V to 3.3V
Support B-level and C-level operating conditions
For UICC
Environmental working temperature -25 to+85 ° C
application program
• Mobile devices
• Wearable devices
• SmartWatch
• Safely connected devices
NFC论坛类型1/2/3/4/5标签
–ISO/IEC 15693
–MIFARE®Classic（a）（b）
–薄膜（Kovio除外）条形码
•活动模式–卡仿真
–ISO/IEC 14443 A类和B类
–JIS X 6319–4
–MIFARE®Classic（a）（b）至SWP-CLT
外部通信接口
•两个SWP主接口，最高可达1.695 Mbit/s
•最高3.4 MHz的I2C从属接口
•从SPI接口和主SPI接口（最高13 MHz）
•HSUART接口，最高可达6 Mbit/s
安全功能
•安全的固件更新机制
电气特性
•电池电压支持范围为2.4 V至5 V
•来自的I/O专用电压电平（VPS_IO）
1.62伏至3.3伏
•支持B级和C级操作条件
对于UICC
•环境工作温度-25至+85°C
应用程序
•移动设备
•可穿戴设备
•SmartWatch
•安全连接的设备
7&“'！
WFBGA 64针（4 x 4 x 0.8毫米）
a.MIFARE R/W模式功能可用性待定
许可证条件。请联系您当地的ST
代表以获取更多信息。
b.MIFARE是恩智浦b.V.在
美国和其他司法管辖区，并在许可证下使用。
大量现货，欢迎咨询，实单必成!!!
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