ST25TV512
The STMicroelectronics ST25TV512 is an HF 13.56 MHz RFID tag IC, with 512 bits (64 bytes) EEPROM user memory, operating at 13.56 MHz, under ISO/IEC 15693 NFC Forum Type 5.
ISO/IEC 15693 NFC Type 5 tag with 512-bit EEPROM, tamper detection and 64-bit privacy mode.
Full Specifications
| Manufacturer | STMicroelectronics |
|---|---|
| Frequency Category | HF 13.56 MHz |
| Frequency | 13.56 MHz |
| Protocol | ISO/IEC 15693, NFC Forum Type 5 |
| Memory | 512 bits (64 bytes) EEPROM user memory |
| Interface | RF (contactless) |
| Temperature Range | -40°C to +85°C |
| Form Factor | UFDFPN5 (1.7×1.4 mm), sawn/bumped wafer (75 µm or 120 µm) |
| Security | Two 32-bit passwords (or one 64-bit), TruST25 digital signature, Kill mode, Untraceable mode, password encryption, tamper detect (optional), EAS |
Engineering Brief
The ST25TV512 is an HF 13.56 MHz NFC Type 5 / ISO 15693 tag IC with 512-bit EEPROM, offering advanced security and privacy features. It includes TruST25 digital signature for product authentication, optional tamper-detect capability, password-protected areas (32-bit or 64-bit), and untraceable/kill modes for consumer privacy. The chip supports EAS functionality, 60-year data retention, 100k write cycles, and operates from -40°C to +85°C, available in ultra-small UFDFPN5 package or wafer form.
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Typical Applications
Standards & Compliance
Frequently Asked Questions
How much memory does the ST25TV512 have?
The ST25TV512 has 512 bits (64 bytes) of EEPROM user memory. It provides 100,000 write cycles and 60-year data retention at operating temperatures from -40°C to +85°C.
What security features does the ST25TV512 offer?
The ST25TV512 includes TruST25 digital signature for product authentication, two 32-bit passwords (or one 64-bit password), password encryption, optional tamper detection, kill mode, untraceable mode for privacy, and Electronic Article Surveillance (EAS) functionality.
Is the ST25TV512 compatible with NFC smartphones?
Yes, the ST25TV512 is an NFC Forum Type 5 tag that operates at 13.56 MHz and complies with ISO/IEC 15693, making it readable by NFC-enabled smartphones that support Type 5 tags.
What is the TruST25 digital signature on the ST25TV512?
TruST25 is STMicroelectronics' built-in digital signature feature that enables cryptographic product authentication. It allows brand owners to verify tag authenticity and detect counterfeit products in brand protection applications.
What is the operating temperature range of the ST25TV512?
The ST25TV512 operates from -40°C to +85°C, making it suitable for industrial and automotive applications requiring extended temperature tolerance.
What package options are available for the ST25TV512?
The ST25TV512 is available in ultra-small UFDFPN5 package or wafer form, enabling integration into space-constrained applications and flexible form factors.
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