ST25TB系列RFID标签兼容ISO14443标准，可以支持公共交通和活动票务等应用。 它们提供了先进的RF性能，包括计数超过40亿次的计数器。
- ISO14443-2 B类，带专有协议
- 512-、2K-和4K位EEPROM，带写保护
- 2个32位计数器，具有防篡改特性
- OTP字节，具有条件擦除特性
- ST25TB02K 13.56 MHz short-range contactless memory chip with 2048-bit EEPROM and anticollision functions
- ST25TB04K 13.56 MHz short-range contactless memory chip with 4096-bit EEPROM and anticollision functions
- ST25TB512-AT 13.56 MHz short-range contactless memory chip with 512-bit EEPROM and anticollision functions
- ST25TB512-AC 13.56 MHz short-range contactless memory chip with 512-bit EEPROM and anticollision fucntions
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.
NFC/RFID Calculators
Choose design tool: ![]()
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Input geometry and substrate properties ![]()
Get antenna impedance ![]()
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Enter forward and reverse link characteristics ![]()
The tool returns link budget estimate ![]()
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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 Power Supply Design Tool
Power Supply Design Tool
Active Filters
Comparators
Current Sensing
LED Lighting Design Tool
Rectifier Diodes Simulator
ST Power Studio
AC Switches Simulator
Power Supply Design Tool
TVS Simulator
Power Supply Design Tool
LED Lighting Design Tool
NFC Tuning Circuit
NFC Inductance