AT97SC3205T-H3M4620B

Application Specific Microcontrollers Overview

The AT97SC3205T-H3M4620B is a Trusted Platform Module (TPM) compliant with TCG TPM Version 1.2 specifications. It integrates an Atmel AVR RISC microprocessor, hardware asymmetric crypto engine, and internal EEPROM for RSA key storage. The device operates on a 3.3V supply and supports I2C communication at 100kHz Standard Mode or 400kHz Fast Mode. It includes FIPS-140-2 certified components such as a high-quality Random Number Generator (RNG), HMAC, AES, SHA, and RSA engines. The module provides 2066 bytes of non-volatile user-defined data storage.

Application Specific Microcontrollers Feature Summary

• Compliant with TCG TPM Version 1.2 Specification
• Hardware Asymmetric Crypto Engine with FIPS-140-2 certification
• Internal EEPROM Storage for RSA Keys
• I2C Interface supporting 100kHz/400kHz operation

Application Specific Microcontrollers Applications

• Embedded systems security integration
• Trusted Platform Module implementations
• Secure hardware and firmware design

Application Specific Microcontrollers Procurement Notes

Verify the specific ordering suffix H3M4620B against official Microchip catalogs to confirm package type and temperature range. Confirm availability status as product lifecycles may change. Ensure compliance with RoHS and REACH regulations prior to procurement.

Application Specific Microcontrollers Selection Notes

Select based on required interface speed (Standard vs. Fast Mode I2C) and operating temperature range (Commercial or Industrial). Ensure system power supply stabilizes before asserting the LRESET# signal. Verify decoupling capacitor placement guidelines for reliable operation.

Application Specific Microcontrollers Part Context

This component belongs to the AT97SC3205T series of Trusted Platform Modules. It serves as a single-chip turnkey solution for implementing TPM 1.2 functionality in embedded devices, providing secure key storage and cryptographic operations via dedicated hardware engines.

Application Specific Microcontrollers Replacement Considerations

Consult official Microchip documentation for direct substitutes. Verify pin compatibility and electrical specifications if considering alternative packages like 28-pin TSSOP or 32-pad QFN variants within the same family.