ST33HTPH2E28AHD0

ST33HTPH2E28AHD0 is a part number in STMicroelectronics’ ST33 Secure Element family. It denotes a hardware security component used to protect keys and perform cryptographic operations in embedded systems, IoT devices, and secure applications. Typical roles include secure key storage, cryptographic processing (e.g., ECC/RSA/AES), secure boot, device authentication, and tamper resistance to deter cloning and intrusion. Interface options (contact, contactless, or dual) and exact capabilities vary by SKU, so the specific feature set depends on this exact part variant. For precise memory size, supported algorithms, interfaces, voltage/power, packaging, and environmental specs, consult the official STMicroelectronics datasheet and product page for ST33HTPH2E28AHD0.

I don’t have the exact datasheet for ST33HTPH2E28AHD0. It appears to be a part from STMicroelectronics’ ST33 secure MCU family. Typical features you’d expect (variant-dependent):
- 32‑bit MCU core with built‑in hardware security
- Secure boot and secure storage for keys/data
- Cryptography accelerators: AES, RSA/ECC, SHA, and a true RNG
- Protected memory: embedded Flash/EEPROM with secure zones
- Anti‑tamper and physical protection features
- Crypto coprocessor and secure key management
- Peripherals: UART, SPI, I2C (plus optional smartcard/ISO interfaces)
- Power options: low‑power modes, watchdog, and RTC
Exact feature set, memory sizes, and peripherals vary by variant. For precise capabilities, please provide the datasheet or confirm the exact variant name, and I can summarize accurately.

- Pin count: 28 pins.
- Function: ST33HTPH2E28AHD0 is a 28‑pin secure element (cryptographic processor) from STMicroelectronics, used for secure key storage and cryptographic operations (authentication, digital signatures, etc.) in secure applications.

- Manufacturer: STMicroelectronics (ST)
- Company type: A global (multinational) semiconductor and electronics company that designs, develops, and manufactures integrated circuits and electronic components.

Common application areas for ST33HTPH2E28AHD0 include:
- Secure payments and payment terminals
- Smart cards and other secure elements
- Automotive security (ECUs, secure boot, OTA, anti-tamper)
- IoT and industrial devices (secure key storage, mutual authentication, encryption)
- Identity and government ID (ID cards, e-passports, e-government)
- eSIM/telecom security
- Access control and secure tokens