AT97SC3205-H3M4520B

Application Specific Microcontrollers Overview

The AT97SC3205-H3M4520B is a Trusted Platform Module (TPM) compliant with TCG TPM Version 1.2 and TIS Version 1.3 specifications. It integrates an Atmel AVR RISC microprocessor, hardware asymmetric crypto engine, and internal EEPROM for RSA key storage. The device supports the SPI protocol at up to 45MHz and includes FIPS-140-2 certified modules for RNG, HMAC, AES, SHA, and RSA. It operates on a 3.3V supply voltage and provides 2066 bytes of non-volatile user-defined data storage.

Application Specific Microcontrollers Feature Summary

• Compliant with TCG TPM 1.2 and TIS 1.3 specifications
• Integrated Atmel AVR RISC Microprocessor and Hardware Asymmetric Crypto Engine
• FIPS-140-2 Certified RNG, HMAC, AES, SHA, and RSA Engines
• SPI Interface supporting up to 45MHz clock frequency

Application Specific Microcontrollers Applications

• Personal computers
• Embedded systems
• Security authentication devices

Application Specific Microcontrollers Procurement Notes

Verify that the specific suffix H3M4520B corresponds to the required package type and temperature range from official documentation. Confirm RoHS compliance status and lead-free manufacturing details before procurement. Ensure the ordering code matches the exact pin configuration needed for the target PCB layout.

Application Specific Microcontrollers Selection Notes

Select this component when a turnkey TPM solution compliant with TCG 1.2 is required. Choose based on the necessary interface speed, noting typical PC operating ranges are 24MHz to 33MHz. Verify compatibility with the host system's BIOS drivers and operating system device drivers provided by the manufacturer.

Application Specific Microcontrollers Part Context

This part belongs to the AT97SC3205 family of security modules designed for OEM and ODM manufacturers. It serves as a single-chip turnkey solution integrating firmware and hardware security features. The family offers both commercial and industrial temperature ranges across different package options.

Application Specific Microcontrollers Replacement Considerations

Check for updated revisions within the AT97SC3205 series. Verify pin-to-pin compatibility if substituting with other packages like the 28-lead thin TSSOP or 32-pad QFN variants. Ensure any replacement maintains the same TCG specification compliance level.