ST33TPHF2XI2C
The STMicroelectronics ST33TPHF2XI2C is an HF 13.56 MHz RFID tag IC, with 2 MB Flash, 10 KB RAM, operating at 13.56 MHz, under ISO/IEC 14443-A NFC Forum Type 4.
Flash-based TPM 2.0 with NFC + I²C
Full Specifications
| Manufacturer | STMicroelectronics |
|---|---|
| Frequency Category | HF 13.56 MHz |
| Frequency | 13.56 MHz |
| Protocol | ISO/IEC 14443-A, NFC Forum Type 4 |
| Memory | 2 MB Flash, 10 KB RAM |
| Interface | RF (contactless NFC), I²C |
| Temperature Range | -25°C to +85°C |
| Form Factor | WLCSP64, HVQFN32 |
| Security | TPM 2.0 compliant, Common Criteria EAL5+, AES-256, RSA-2048, ECC-256, SHA-256, HMAC, secure boot, hardware RNG |
Engineering Brief
The ST33TPHF2XI2C is a flash-based Trusted Platform Module (TPM 2.0) security controller from STMicroelectronics featuring dual-interface capability with both NFC contactless (13.56 MHz ISO 14443-A) and I²C wired connectivity. It integrates 2 MB of Flash memory and comprehensive cryptographic accelerators supporting AES-256, RSA-2048, and ECC-256 with Common Criteria EAL5+ certification. The dual-interface design enables traditional TPM functions via I²C while supporting contactless NFC operations for secure provisioning, authentication, and diagnostics, making it ideal for modern secure computing platforms requiring both trusted boot capabilities and flexible NFC-based management.
Typical Applications
Standards & Compliance
Frequently Asked Questions
What is the ST33TPHF2XI2C used for?
The ST33TPHF2XI2C is a TPM 2.0 security controller used for trusted platform functions like secure boot, cryptographic key storage, and platform integrity verification in PCs and embedded systems. Its dual NFC and I²C interfaces enable both traditional TPM operations and contactless provisioning or diagnostics.
Does the ST33TPHF2XI2C support NFC communication?
Yes, the ST33TPHF2XI2C supports contactless NFC communication at 13.56 MHz using ISO/IEC 14443-A and NFC Forum Type 4 protocols, in addition to its primary I²C interface for host system connectivity.
What cryptographic algorithms does the ST33TPHF2XI2C support?
The ST33TPHF2XI2C supports AES-256, RSA-2048, ECC-256, SHA-256, and HMAC cryptographic operations through hardware accelerators. It also includes a hardware random number generator (RNG) and secure boot capabilities.
What is the Common Criteria certification level of the ST33TPHF2XI2C?
The ST33TPHF2XI2C is Common Criteria EAL5+ certified, providing high assurance security suitable for TPM 2.0 applications requiring protection against sophisticated attacks in enterprise and government computing environments.
How much memory does the ST33TPHF2XI2C have?
The ST33TPHF2XI2C features 2 MB of Flash memory for persistent storage of cryptographic keys and TPM objects, plus 10 KB of RAM for runtime operations.
Is the ST33TPHF2XI2C TPM 2.0 compliant?
Yes, the ST33TPHF2XI2C is fully TPM 2.0 compliant, meeting the Trusted Computing Group specification for trusted platform module functionality including attestation, sealed storage, and cryptographic key management.
Explore
Sourcing STMicroelectronics ST33TPHF2XI2C in volume?
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