Descripción
The ST25TB04 is a high-performance contactless memory IC operating at 13.56 MHz and powered by an externally transmitted radio wave. It features 4 Kbit of user EEPROM memory organized into 16 blocks of 32 bits each, fabricated using STMicroelectronics’ CMOS technology for durability and reliability. This card enables fast, seamless communication with a wide range of RFID and NFC systems, making it ideal for applications that require secure and efficient data storage.
Key Features
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4 Kbit EEPROM user memory, organized in 16 blocks of 32-bit
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Contactless operation at 13.56 MHz frequency
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Manufactured with robust STMicroelectronics CMOS technology
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Passive power supply via external radio wave
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Optimized data management with block organization
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Compatible with most RFID/NFC readers
Why Choose the ST25TB04?
With 4 Kbit memory and reliable CMOS fabrication, the ST25TB04 strikes a balance between storage capacity and durability for a wide range of contactless applications. Its compatibility with ISO standards and passive power design ensure easy integration and long-term maintenance-free use, perfect for secure access control and payment solutions.
Application Areas
Access Control Cards
Hotel Key Cards
Loyalty Cards
Time & Attendance Cards
Cashless Payment Cards
Technical Specifications
Attribute | Details |
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Material | PVC, PET, PET-G, PC |
Size | CR80 standard (86×54mm), customizable |
Chip | ST25TB04 (4 Kbit EEPROM) |
Frequency | 13.56 MHz |
Memory | 4 Kbit EEPROM, 16 blocks of 32 bits each |
Power Supply | Passive (externally powered) |
Protocols | ISO14443 A |
FAQ
Q: Is the ST25TB04 compatible with standard NFC readers?
Yes, it supports ISO14443 A and works with most NFC/RFID readers.
Q: How much user data can the card store?
It offers 4 Kbit of EEPROM memory, sufficient for many access control and payment applications.
Q: Can the card be customized in size or material?
Yes, the card is available in standard CR80 size and customizable formats with various materials.