{"license":"Free for any use with attribution link to rfid-datasheet.com","citation":"RFID-Datasheet.com Chip Database — Roxtron","source":"https://rfid-datasheet.com/chip/st33tphf2xi2c","methodology":"https://rfid-datasheet.com/methodology","data_notes":"Includes automated enrichment. Null means unknown; last_checked is link availability, not technical review. Manufacturer documents govern specifications.","generated_at":"2026-11-01T19:51:28.884Z","chip":{"id":"e14fb0dc-a350-4cab-87f9-9c0bf6f5540e","slug":"st33tphf2xi2c","name":"ST33TPHF2XI2C","manufacturer":"STMicroelectronics","frequency_category":"HF 13.56 MHz","short_description":"Flash-based TPM 2.0 with NFC + I²C","manufacturer_url":"https://vbtdkdldajoxuasljhkm.supabase.co/storage/v1/object/public/datasheets/st33tphf2xi2c.pdf","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","temp_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","use_cases":["access-control","asset-tracking","industrial-iot"],"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.","enriched":true,"url_status":"ok","link_status":"valid","last_checked":"2026-11-01T03:31:28.371+00:00","last_status_code":200,"last_content_type":"application/pdf","created_at":"2026-06-14T16:30:56.111445+00:00","manufacturer_id":"0c208bcb-2193-4014-9a7f-783bb32a8c9e","chip_type":"secure_element","dual_interface":false,"is_family_hub":false,"meta_description":"STMicroelectronics ST33TPHF2XI2C is a TPM 2.0 secure element with dual NFC (ISO 14443-A) + I²C interfaces, 2MB Flash, EAL5+, AES-256, RSA-2048, ECC for trusted computing.","faq":[{"a":"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.","q":"What is the ST33TPHF2XI2C used for?"},{"a":"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.","q":"Does the ST33TPHF2XI2C support NFC communication?"},{"a":"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.","q":"What cryptographic algorithms does the ST33TPHF2XI2C support?"},{"a":"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.","q":"What is the Common Criteria certification level of the ST33TPHF2XI2C?"},{"a":"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.","q":"How much memory does the ST33TPHF2XI2C have?"},{"a":"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.","q":"Is the ST33TPHF2XI2C TPM 2.0 compliant?"}],"standards":["iso-14443a","nfc-forum-type-4","iso-7816"],"alternatives":null,"no_direct_competitor":false,"long_form_html":null,"og_image_url":null,"canonical_url":"https://rfid-datasheet.com/chip/st33tphf2xi2c"}}