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ATSHA204A-XHDA-T
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ATSHA204A-XHDA-T

Product Overview

Category

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

Use

It 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-XHDA-T is available in a small surface-mount package, making it suitable for integration into compact electronic devices.

Essence

The essence of ATSHA204A-XHDA-T lies in its ability to provide secure authentication and protect sensitive data in electronic systems.

Packaging/Quantity

This product is typically packaged in reels or tubes, with varying quantities depending on the manufacturer's specifications.

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
  • Package Type: XHDA

Pin Configuration

The ATSHA204A-XHDA-T device has the following pin configuration:

  1. VCC: Power supply input
  2. SDA: Serial Data Line (I2C interface)
  3. SCL: Serial Clock Line (I2C interface)
  4. RST: Reset input
  5. GND: Ground

Functional Features

  • Secure Authentication: ATSHA204A-XHDA-T provides secure authentication through cryptographic algorithms, ensuring the integrity and authenticity of data.
  • Data Protection: It offers data protection by encrypting sensitive information using the SHA-256 algorithm.
  • Key Management: The device supports the storage of up to 16 keys, allowing for secure key management.
  • Communication Interfaces: It supports both I2C and Single-Wire Interface (SWI) communication protocols, providing flexibility in system integration.

Advantages and Disadvantages

Advantages

  • Strong security features protect against unauthorized access and data tampering.
  • Compact size enables integration into space-constrained electronic systems.
  • Low power consumption prolongs battery life in portable devices.
  • Multiple communication interfaces offer compatibility with different system architectures.

Disadvantages

  • Limited key storage capacity may be insufficient for certain applications requiring a large number of keys.
  • The device's small package size may pose challenges during assembly and soldering processes.

Working Principles

ATSHA204A-XHDA-T utilizes the SHA-256 cryptographic algorithm to generate secure authentication codes. It employs a combination of symmetric and asymmetric encryption techniques to ensure data integrity and confidentiality. The device communicates with the host system through the provided interfaces, enabling secure authentication and data protection.

Detailed Application Field Plans

ATSHA204A-XHDA-T finds application in various fields, including but not limited to: 1. IoT (Internet of Things) devices 2. Smart home systems 3. Secure payment terminals 4. Access control systems 5. Automotive electronics 6. Medical devices

Detailed and Complete Alternative Models

Some alternative models that provide similar functionality to ATSHA204A-XHDA-T are: 1. ATSHA204A-XHDA-B 2. ATSHA204A-XHDA-C 3. ATSHA204A-XHDA-D

These alternative models offer comparable security features and can be considered based on specific project requirements.

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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van ATSHA204A-XHDA-T in technische oplossingen

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

  1. Q: What is the ATSHA204A-XHDA-T? A: The ATSHA204A-XHDA-T is a cryptographic authentication chip designed for secure key storage and authentication in various technical solutions.

  2. Q: What are the main features of the ATSHA204A-XHDA-T? A: The main features include 4Kb EEPROM, SHA-256 engine, hardware-based random number generator, and a variety of security functions.

  3. Q: How can I use the ATSHA204A-XHDA-T in my technical solution? A: You can integrate the chip into your system by connecting it to a microcontroller or host device using the I2C interface.

  4. Q: What are the typical applications of the ATSHA204A-XHDA-T? A: The chip is commonly used for secure boot, secure firmware updates, secure communication protocols, anti-counterfeiting measures, and secure key storage.

  5. Q: How does the ATSHA204A-XHDA-T provide security for my solution? A: The chip utilizes cryptographic algorithms and secure key storage to ensure data integrity, authenticity, and protection against unauthorized access.

  6. Q: Can I use multiple ATSHA204A-XHDA-T chips in my solution? A: Yes, you can use multiple chips to enhance security by implementing multi-factor authentication or distributed key management.

  7. Q: Is the ATSHA204A-XHDA-T compatible with different microcontrollers? A: Yes, the chip is designed to be compatible with a wide range of microcontrollers that support the I2C communication protocol.

  8. Q: How do I program the ATSHA204A-XHDA-T? A: The chip can be programmed using dedicated software tools provided by the manufacturer or through the I2C interface using specific commands.

  9. Q: Can the ATSHA204A-XHDA-T be used in battery-powered devices? A: Yes, the chip has low power consumption and can be used in battery-powered devices without significantly impacting battery life.

  10. Q: Are there any security certifications or standards associated with the ATSHA204A-XHDA-T? A: Yes, the chip is certified to meet various security standards such as Common Criteria (CC) and Federal Information Processing Standards (FIPS).