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AT97SC3205-G3M4200B
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AT97SC3205-G3M4200B

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Security and Authentication
  • Characteristics: High-security cryptographic processor
  • Package: 42-pin QFN package
  • Essence: Secure authentication and protection of sensitive data
  • Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

  • Processor: ARM Cortex-M3
  • Operating Frequency: Up to 50 MHz
  • Memory: 256 KB Flash, 32 KB SRAM
  • Security Features: AES, DES, RSA, SHA-1, SHA-256 algorithms
  • Interfaces: I2C, SPI, UART, GPIO
  • Operating Voltage: 2.7V to 3.6V
  • Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The AT97SC3205-G3M4200B has a total of 42 pins. The pin configuration is as follows:

  1. VDDA: Analog power supply
  2. VSSA: Analog ground
  3. RESET: Reset input
  4. VDD: Digital power supply
  5. VSS: Digital ground
  6. XTAL1: Crystal oscillator input
  7. XTAL2: Crystal oscillator output
  8. NC: No connection
  9. NC: No connection
  10. NC: No connection
  11. NC: No connection
  12. NC: No connection
  13. NC: No connection
  14. NC: No connection
  15. NC: No connection
  16. NC: No connection
  17. NC: No connection
  18. NC: No connection
  19. NC: No connection
  20. NC: No connection
  21. NC: No connection
  22. NC: No connection
  23. NC: No connection
  24. NC: No connection
  25. NC: No connection
  26. NC: No connection
  27. NC: No connection
  28. NC: No connection
  29. NC: No connection
  30. NC: No connection
  31. NC: No connection
  32. NC: No connection
  33. NC: No connection
  34. NC: No connection
  35. NC: No connection
  36. NC: No connection
  37. NC: No connection
  38. NC: No connection
  39. NC: No connection
  40. NC: No connection
  41. NC: No connection
  42. NC: No connection

Functional Features

  • Secure boot and secure firmware update
  • Hardware-based cryptographic operations
  • Tamper detection and response mechanisms
  • Secure key storage and management
  • Secure communication protocols
  • Random number generation

Advantages and Disadvantages

Advantages: - High level of security for sensitive data - Versatile interfaces for easy integration - Robust tamper detection and response mechanisms - Efficient cryptographic operations - Secure boot and firmware update capabilities

Disadvantages: - Limited memory capacity - Relatively high power consumption - Complex implementation for some applications

Working Principles

The AT97SC3205-G3M4200B is designed to provide secure authentication and protection of sensitive data. It utilizes advanced cryptographic algorithms such as AES, DES, RSA, SHA-1, and SHA-256 to ensure the confidentiality, integrity, and authenticity of information. The processor's hardware-based security features, combined with secure key storage and management, make it resistant to various attacks.

During operation, the IC securely stores and processes cryptographic keys, performs encryption and decryption operations, and establishes secure communication channels. It also incorporates tamper detection mechanisms that trigger appropriate responses, such as erasing sensitive data or disabling the device, in case of physical tampering attempts.

Detailed Application Field Plans

The AT97SC3205-G3M4200B is widely used in various applications that require secure authentication and protection of sensitive data. Some of the key application fields include:

  1. Smart Cards: Used in banking, identification, access control, and transportation systems.
  2. Secure Communication Devices: Ensures secure communication between devices in IoT networks, industrial control systems, and military applications.
  3. Embedded Systems: Provides secure boot and firmware update capabilities for embedded devices, ensuring the integrity of the software.
  4. Payment Terminals: Enables secure transactions in point-of-sale terminals, protecting sensitive payment information.
  5. Medical Devices: Secures patient data and ensures the integrity of medical device software.

Alternative Models

  • AT97SC3205-G3M4100B
  • AT97SC3205-G3M4300B
  • AT97SC3205-G3M4400B
  • AT97SC3205-G3M4500B

These alternative models offer similar functionality and security features but may

Lista 10 Vanliga frågor och svar relaterade till tillämpningen av AT97SC3205-G3M4200B i tekniska lösningar

Sure! Here are 10 common questions and answers related to the application of AT97SC3205-G3M4200B in technical solutions:

  1. Q: What is the AT97SC3205-G3M4200B? A: The AT97SC3205-G3M4200B is a secure microcontroller designed for use in various technical solutions, such as secure authentication, secure communication, and secure storage.

  2. Q: What are the key features of the AT97SC3205-G3M4200B? A: Some key features include advanced cryptographic algorithms, tamper detection mechanisms, secure key storage, secure boot, and support for various communication interfaces.

  3. Q: How can the AT97SC3205-G3M4200B be used for secure authentication? A: The microcontroller can securely store user credentials, perform cryptographic operations for authentication protocols like challenge-response, and protect against unauthorized access attempts.

  4. Q: Can the AT97SC3205-G3M4200B be used for secure communication? A: Yes, it supports various encryption and decryption algorithms, ensuring secure data transmission over communication channels. It can also authenticate communication partners using digital signatures.

  5. Q: Is the AT97SC3205-G3M4200B resistant to physical attacks? A: Yes, it incorporates tamper detection mechanisms that can detect physical tampering attempts, such as probing or voltage glitching, and respond by erasing sensitive data or disabling functionality.

  6. Q: How does the AT97SC3205-G3M4200B ensure secure key storage? A: It has dedicated hardware for storing cryptographic keys securely, protecting them from unauthorized access or extraction. It also supports key generation and key wrapping mechanisms.

  7. Q: Can the AT97SC3205-G3M4200B be used for secure booting of a system? A: Yes, it supports secure boot protocols, ensuring that only trusted and authenticated firmware is loaded during the boot process, protecting against unauthorized modifications or malware.

  8. Q: What communication interfaces are supported by the AT97SC3205-G3M4200B? A: It supports various interfaces like I2C, SPI, UART, and USB, allowing seamless integration into different systems and enabling secure communication with other devices.

  9. Q: Is the AT97SC3205-G3M4200B suitable for IoT applications? A: Yes, it can be used in IoT devices to provide secure authentication, secure communication, and protection against tampering, making it ideal for securing connected devices.

  10. Q: Are there any development tools available for working with the AT97SC3205-G3M4200B? A: Yes, Atmel provides a range of development tools, including software libraries, development boards, and documentation, to assist developers in integrating and programming the microcontroller effectively.

Please note that these answers are general and may vary depending on specific use cases and requirements.