AT97SC3205T-H3M4C20B

Product Overview

• Category: Integrated Circuit (IC)
• Use: Security and Authentication
• Characteristics: High-security cryptographic module
• Package: 20-pin QFN package
• Essence: Secure storage and processing of sensitive information
• Packaging/Quantity: Available in reels of 2500 units

Specifications

• Manufacturer: Atmel Corporation
• Part Number: AT97SC3205T-H3M4C20B
• Operating Voltage: 2.7V to 3.6V
• Temperature Range: -40°C to +85°C
• Interface: I2C
• Memory Size: 32KB EEPROM
• Security Features: AES, SHA-256, True Random Number Generator (TRNG), Secure Key Storage
• Certifications: FIPS 140-2 Level 3, Common Criteria EAL4+

Pin Configuration

The AT97SC3205T-H3M4C20B has a total of 20 pins arranged as follows:

1. VCC
2. SDA
3. SCL
4. GND
5. NC
6. NC
7. NC
8. NC
9. NC
10. NC
11. NC
12. NC
13. NC
14. NC
15. NC
16. NC
17. NC
18. NC
19. NC
20. RESET

Functional Features

• Secure storage and processing of cryptographic keys and sensitive data
• Hardware-based encryption and decryption using AES algorithm
• Secure boot and firmware update capabilities
• Tamper detection and response mechanisms
• True Random Number Generation for secure key generation
• Secure key storage with anti-tampering measures
• Secure communication through I2C interface
• FIPS 140-2 Level 3 and Common Criteria EAL4+ certified

Advantages and Disadvantages

Advantages: - High level of security with FIPS 140-2 Level 3 certification - Robust tamper detection and response mechanisms - Secure key storage and processing - True Random Number Generator for secure key generation - Compact package size for space-constrained applications

Disadvantages: - Limited memory size (32KB EEPROM) - Relatively higher cost compared to non-security ICs - Requires additional software development for integration into systems

Working Principles

The AT97SC3205T-H3M4C20B is designed to provide a high level of security for sensitive information. It utilizes advanced cryptographic algorithms such as AES and SHA-256 for secure data encryption and hashing. The True Random Number Generator ensures the generation of unpredictable keys, enhancing the overall security of the system.

The IC incorporates anti-tampering measures to detect physical attacks and respond accordingly, protecting the stored keys and data. It also supports secure boot and firmware update processes to ensure the integrity of the system.

Application Field Plans

The AT97SC3205T-H3M4C20B is widely used in various applications that require secure storage and processing of sensitive information. Some of the common application fields include:

1. Payment Systems: Securely store and process payment card data, ensuring confidentiality and integrity during transactions.
2. IoT Devices: Protect sensitive data transmitted between IoT devices, preventing unauthorized access and tampering.
3. Authentication Systems: Enable secure authentication processes by securely storing and processing cryptographic keys and credentials.
4. Medical Devices: Safeguard patient data and ensure the privacy of medical records, complying with strict regulatory requirements.
5. Government Applications: Provide secure storage and processing of classified information in government systems.

Alternative Models

• AT97SC3205T-H3M4C20A
• AT97SC3205T-H3M4C20C
• AT97SC3205T-H3M4C20D

These alternative models offer similar functionality and security features, providing flexibility in choosing the most suitable option for specific applications.

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