AT97SC3205T-H3M44-00

Application Specific Microcontrollers Overview

The AT97SC3205T-H3M44-00 is a security integrated circuit implementing the Trusted Computing Group (TCG) Trusted Platform Module (TPM) Version 1.2 specification. It provides a single-chip turnkey solution featuring an Atmel AVR RISC microprocessor, hardware asymmetric crypto engine, and internal EEPROM storage for RSA keys. The device operates on a 3.3V supply voltage and supports I2C communication at 400kHz Fast Mode or 100kHz Standard Mode. It includes FIPS-140-2 certified modules for RNG, HMAC, AES, SHA, and RSA. The component offers 2066 bytes of NV storage for user-defined data and is available in 28-lead Thin TSSOP or 32-pad QFN packages.

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 400kHz Fast Mode

Application Specific Microcontrollers Applications

• Embedded systems requiring hardware-based security
• Trusted Platform Modules for PC clients
• Secure authentication applications

Application Specific Microcontrollers Procurement Notes

Verify the specific ordering suffix against the manufacturer's current catalog to confirm package type and temperature range. Confirm availability status as product lifecycles may change. Ensure compatibility with existing system designs regarding the 3.3V supply requirement and I2C interface specifications before procurement.

Application Specific Microcontrollers Selection Notes

Select this component when a TCG TPM 1.2 compliant solution is required. Choose based on the necessary package style: 28-lead Thin TSSOP or 32-pad QFN. Verify that the operational temperature range meets the application requirements, as commercial and industrial options are available. Ensure the design accommodates the 3.3V supply voltage and appropriate decoupling capacitors for stable operation.

Application Specific Microcontrollers Part Context

The AT97SC3205T series is part of Microchip Technology's (formerly Atmel) portfolio of security ICs designed for embedded systems. It integrates a secure hardware and firmware design with a dedicated crypto engine. The device is intended to provide robust security features including key generation and protocol functions through its certified random number generator and cryptographic engines.

Application Specific Microcontrollers Replacement Considerations

Consult the manufacturer's summary datasheet addendum for the complete catalog number ordering code to identify equivalent parts. Verify pinout compatibility and electrical specifications if substituting with other TPM devices.