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AT97SC3205T-U3A1C-20

MCHPAT97SC3205T-U3A1C-20

Microchip Technology
AVR - Trusted Platform Module (TPM) Microcontroller IC EEPROM 28-TSSOP (0.173", 4.40mm Width)
Active415 in stock

Overview

The AT97SC3205T-U3A1C-20 is a fully integrated Trusted Platform Module (TPM) based on an 8-bit AVR RISC core. It provides hardware-based security for systems requiring TCG TPM 1.2 compliance, featuring dedicated cryptographic engines and secure EEPROM storage for RSA keys.

Why Choose This Part

This module is FIPS-140-2 certified with dedicated hardware engines for RSA, SHA, AES, and HMAC operations. It simplifies security implementation by offering a turnkey solution with an integrated Random Number Generator and 2066 bytes of secure EEPROM for credential storage.

Applications

Secure Boot and Integrity
Used to store platform measurements to ensure the integrity of the system boot process and firmware.
Cryptographic Key Storage
Securely generates and stores RSA keys within hardware to prevent exposure to the host operating system.
Embedded System Identity
Provides a unique, hardware-rooted identity for IoT gateways and industrial controllers to facilitate secure network authentication.

Key Specifications

Interface I2C
Applications Trusted Platform Module (TPM)
Mounting Type Surface Mount
Number of I/O 4
Core Processor AVR
Package / Case 28-TSSOP (0.173", 4.40mm Width)
Voltage - Supply 3.3V
Program Memory Type EEPROM
Operating Temperature -40degC ~ 85degC
Supplier Device Package 28-TSSOP

Getting Started

Integration requires an I2C host controller and software support for the TCG TPM 1.2 protocol. Developers can utilize Microchip's CryptoAuthentication evaluation kits or generic I2C bus tools to communicate with the device at 3.3V logic levels.

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