ST33HTPH2032AAF3

Application Specific Microcontrollers Overview

The ST33HTPH2032AAF3 is an active Trusted Platform Module (TPM) device from the STSAFE-TPM family, manufactured by STMicroelectronics. It integrates an Arm SC300 core and supports SPI communication at frequencies up to 33 MHz. The component operates within a supply voltage range of 1.62 V to 3.6 V and is housed in a VFQFPN 32 package measuring 5x5x1.0 mm. Designed for industrial applications, it functions between 0°C and 70°C. Key features include compliance with TCG TPM Library specifications 2.0, Level 0, Revision 159, and fault-tolerant firmware loading capabilities.

Application Specific Microcontrollers Feature Summary

• Compliant with Trusted Computing Group (TCG) Trusted Platform Module (TPM) Library specifications 2.0, Level 0, Revision 159.
• Features a fault-tolerant firmware loader ensuring full functionality during interrupted loading processes.
• Supports SPI interface operation at speeds up to 33 MHz.
• Includes hardware protection mechanisms such as active shields and environmental sensors.

Application Specific Microcontrollers Applications

• Embedded computing systems requiring hardware-based security.
• PC and mobile device authentication and data protection.
• IoT devices needing secure boot and firmware update capabilities.

Application Specific Microcontrollers Procurement Notes

Verify the specific suffix 'AAF3' against official STMicroelectronics documentation to confirm exact packaging and temperature grade variations. Ensure compatibility with system voltage requirements (1.62 V–3.6 V) and SPI interface constraints before integration. Confirm RoHS compliance status via the Ecopack2 designation in current datasheets.

Application Specific Microcontrollers Selection Notes

Select this component when TCG TPM 2.0 compliance is required for embedded or PC applications. Consider the Arm SC300 core performance and 33 MHz SPI limit for interface speed requirements. Evaluate the 0°C to 70°C operating range against environmental conditions; higher temperature variants may be needed for extended ranges.

Application Specific Microcontrollers Part Context

This part belongs to the STSAFE-TPM family, which provides standardized security solutions for embedded, PC, and mobile applications. The series focuses on turnkey products compliant with Trusted Computing Group standards, offering services like secure storage and authentication through hardware-isolated environments.

Application Specific Microcontrollers Replacement Considerations

Check for updated revisions within the ST33HTPH2X32AHD4 series or other STSAFE-TPM models with compatible pinouts and electrical characteristics. Verify that any substitute maintains TCG 2.0 certification and similar SPI timing parameters.

Application Specific Microcontrollers FAQ

What is the maximum SPI clock frequency supported by the ST33HTPH2032AAF3?

The device supports SPI interface operation at up to 33 MHz.

Does the ST33HTPH2032AAF3 support self-recovery in case of firmware loading interruption?

Yes, it includes a fault-tolerant firmware loader designed to keep the TPM fully functional if the loading process is interrupted.

What security certifications does this TPM comply with?

It complies with TCG TPM Library specifications 2.0, Level 0, Revision 159, and targets CC EAL4+ and FIPS 140-2 Level 2 certifications.