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ATSHA204A-MAHCZ-T

ATSHA204A-MAHCZ-T

Product Overview

Category

ATSHA204A-MAHCZ-T belongs to the category of cryptographic authentication devices.

Use

This product is primarily used for secure authentication and data protection in various electronic systems.

Characteristics

  • Provides robust security features
  • Offers high-speed cryptographic operations
  • Supports multiple communication interfaces
  • Low power consumption
  • Compact size

Package

ATSHA204A-MAHCZ-T comes in a small surface-mount package, making it suitable for integration into compact electronic devices.

Essence

The essence of this product lies in its ability to provide secure authentication and protect sensitive data from unauthorized access.

Packaging/Quantity

ATSHA204A-MAHCZ-T is typically packaged in reels containing a specified quantity of units. The exact packaging and quantity can vary depending on the supplier.

Specifications

  • Operating Voltage: 2.0V to 5.5V
  • Communication Interfaces: I2C, Single-Wire Interface (SWI)
  • Cryptographic Algorithm: SHA-256
  • Key Storage Capacity: 16 keys
  • Temperature Range: -40°C to +85°C
  • Dimensions: 3mm x 2mm

Detailed Pin Configuration

  1. VCC: Power supply input
  2. GND: Ground connection
  3. SDA: I2C data line
  4. SCL: I2C clock line
  5. SWI: Single-Wire Interface data line
  6. RESET: Reset pin for device initialization

Functional Features

  • Secure storage of cryptographic keys
  • Hardware-based cryptographic operations
  • Random number generation
  • Tamper detection and response mechanisms
  • Counter-based usage tracking

Advantages and Disadvantages

Advantages

  • Strong security measures to protect sensitive data
  • Versatile communication interfaces for easy integration
  • Compact size allows for flexible placement in various devices
  • Low power consumption for energy-efficient operation

Disadvantages

  • Limited key storage capacity (16 keys)
  • Requires additional software implementation for complete functionality

Working Principles

ATSHA204A-MAHCZ-T utilizes advanced cryptographic algorithms, such as SHA-256, to ensure secure authentication and data protection. It securely stores cryptographic keys and performs hardware-based cryptographic operations to validate the authenticity of devices or individuals.

Detailed Application Field Plans

This product finds applications in various fields where secure authentication and data protection are crucial. Some potential application areas include:

  1. IoT Devices: ATSHA204A-MAHCZ-T can be used to authenticate and secure communication between IoT devices, ensuring data integrity and preventing unauthorized access.
  2. Smart Cards: This product can enhance the security of smart cards, such as credit cards or identification cards, by providing robust authentication mechanisms.
  3. Embedded Systems: ATSHA204A-MAHCZ-T can be integrated into embedded systems, such as industrial control systems or automotive electronics, to protect sensitive data and prevent tampering.

Detailed and Complete Alternative Models

  1. ATSHA204A-MAHDA-T: Similar to ATSHA204A-MAHCZ-T but with extended temperature range (-40°C to +125°C).
  2. ATSHA204A-MAHDA-S: Same as ATSHA204A-MAHDA-T but in a smaller package size.
  3. ATSHA204A-MAHDA-C: Provides additional features like secure bootloader support and encrypted firmware updates.

These alternative models offer similar functionality with slight variations in specifications and packaging options.

In conclusion, ATSHA204A-MAHCZ-T is a cryptographic authentication device that provides secure authentication and data protection. Its compact size, versatile interfaces, and strong security features make it suitable for various applications in different industries.

Lista 10 Vanliga frågor och svar relaterade till tillämpningen av ATSHA204A-MAHCZ-T i tekniska lösningar

Sure! Here are 10 common questions and answers related to the application of ATSHA204A-MAHCZ-T in technical solutions:

  1. Q: What is ATSHA204A-MAHCZ-T? A: ATSHA204A-MAHCZ-T is a cryptographic authentication chip manufactured by Microchip Technology. It provides secure key storage and cryptographic functions.

  2. Q: What are the main features of ATSHA204A-MAHCZ-T? A: The main features include 4.5KB EEPROM, SHA-256 engine, random number generator, secure key storage, and tamper detection.

  3. Q: How can ATSHA204A-MAHCZ-T be used in technical solutions? A: It can be used for secure boot, secure firmware updates, secure communication protocols, secure authentication, and anti-counterfeiting measures.

  4. Q: Can ATSHA204A-MAHCZ-T be integrated with microcontrollers or other devices? A: Yes, it can be easily integrated with various microcontrollers and other devices through I2C interface.

  5. Q: Is ATSHA204A-MAHCZ-T suitable for IoT applications? A: Yes, it is well-suited for IoT applications that require secure authentication, secure communication, and protection against counterfeit devices.

  6. Q: Does ATSHA204A-MAHCZ-T support hardware-based encryption? A: No, ATSHA204A-MAHCZ-T does not support hardware-based encryption. It focuses on secure key storage and cryptographic functions.

  7. Q: Can ATSHA204A-MAHCZ-T protect against physical attacks? A: Yes, it has built-in tamper detection mechanisms that can detect physical attacks like probing, temperature changes, and voltage glitches.

  8. Q: What is the power supply requirement for ATSHA204A-MAHCZ-T? A: It operates on a wide voltage range of 2.0V to 5.5V and consumes very low power during normal operation.

  9. Q: Are there any development tools or software libraries available for ATSHA204A-MAHCZ-T? A: Yes, Microchip provides development tools, software libraries, and application notes to assist in the integration and programming of ATSHA204A-MAHCZ-T.

  10. Q: Can ATSHA204A-MAHCZ-T be used in high-security applications? A: Yes, ATSHA204A-MAHCZ-T is designed to meet various security standards and can be used in high-security applications like payment systems, secure access control, and secure storage devices.

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