ST33HTPH2X32AHE1

Overview

The ST33HTPH2X32AHE1 is a Trusted Platform Module (TPM) 2.0 device from the STSAFE-TPM family, manufactured by STMicroelectronics. It integrates an Arm SecurCore SC300 processor core with flash-based memory to provide hardware-rooted security services compliant with TCG specifications. The component supports SPI communication interfaces and operates within a supply voltage range of 1.62 V to 3.6 V. Designed for industrial applications, it features extended temperature ranges and robust environmental protection mechanisms, including active shields and sensors, to ensure secure key storage and cryptographic operations in embedded systems.

Feature Summary

• Compliant with Trusted Computing Group (TCG) TPM Library Specifications 2.0, Level 0, Revision 159.
• Integrates an Arm SecurCore SC300 core with highly reliable flash memory technology.
• Features fault-tolerant firmware loader ensuring self-recovery during interrupted loading processes.
• Includes active shield and environmental sensors for tamper detection and protection.

Applications

• Embedded computing platforms requiring hardware-based identity and attestation.
• IoT devices needing secure boot and firmware integrity verification.
• Industrial control systems demanding compliance with SP800-193 recovery standards.

Procurement Notes

Verify the specific suffix 'E1' against official STMicroelectronics documentation to confirm package type and tape/reel specifications, as suffix variations often denote distinct physical packaging or handling requirements. Cross-reference the manufacturer part number with authorized distributor catalogs to ensure availability and correct ordering parameters for production integration.

Selection Notes

Select this component when a TCG-compliant TPM 2.0 solution with SPI interface is required for industrial-grade environments. Ensure the design accommodates the 1.62 V to 3.6 V supply voltage range and utilizes the Arm SecurCore SC300 architecture for efficient cryptographic processing. Confirm that the target application benefits from the device's EAL4+ augmented certification and FIPS 140-2 Level 2 capabilities.

Part Context

This model belongs to the ST33HTPH2X series, which represents long-term evolution TPM 2.0 devices. The series is part of the broader STSAFE portfolio, designed to offer standardized security solutions for PC, mobile, and embedded computing applications. These devices are engineered to meet rigorous global security certifications and provide turnkey compliance for trusted platform implementations.

Replacement Considerations

Direct substitutes within the same family include the ST33HTPH2X32AHE4 and ST33HTPH2X32AHD4, which share similar TPM 2.0 functionality and SPI interfaces. Verify pin compatibility and software library support before swapping, as packaging differences may require PCB layout adjustments.