ATSHA204A-MAHDA-S

Product Overview

Category

ATSHA204A-MAHDA-S 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

• High-security level: ATSHA204A-MAHDA-S provides robust cryptographic algorithms to ensure secure communication and data integrity.
• Small form factor: The device is compact, making it suitable for integration into space-constrained electronic systems.
• Low power consumption: It operates efficiently with minimal power requirements.
• Easy integration: ATSHA204A-MAHDA-S can be easily integrated into existing electronic designs due to its standardized interface.

Package

The ATSHA204A-MAHDA-S comes in a small surface-mount package, allowing for easy assembly onto printed circuit boards (PCBs).

Essence

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

Packaging/Quantity

The ATSHA204A-MAHDA-S is typically packaged in reels, containing a specified quantity of devices per reel. The exact quantity may vary depending on the manufacturer's specifications.

Specifications

• Operating Voltage: 2.0V to 5.5V
• Communication Interface: I2C
• Cryptographic Algorithms: SHA-256, HMAC, AES-128
• Temperature Range: -40°C to +85°C
• Memory Size: 4KB EEPROM

Detailed Pin Configuration

1. VCC: Power supply input
2. GND: Ground reference
3. SDA: I2C data line
4. SCL: I2C clock line
5. RESET: Reset pin for device initialization

Functional Features

• Secure Authentication: ATSHA204A-MAHDA-S provides secure authentication using cryptographic algorithms, ensuring the integrity and authenticity of data.
• Data Protection: The device offers protection against unauthorized access and tampering of sensitive information.
• Key Storage: It securely stores cryptographic keys, preventing their exposure to potential attacks.
• Random Number Generation: ATSHA204A-MAHDA-S includes a hardware-based random number generator for generating unpredictable values.

Advantages

• High Security: The device employs robust cryptographic algorithms, providing a high level of security for authentication and data protection.
• Easy Integration: ATSHA204A-MAHDA-S is designed for easy integration into various electronic systems due to its standardized interface.
• Low Power Consumption: The device operates efficiently with low power requirements, making it suitable for battery-powered applications.

Disadvantages

• Limited Memory: The 4KB EEPROM may be insufficient for certain applications that require extensive data storage.
• Single Communication Interface: ATSHA204A-MAHDA-S only supports the I2C communication interface, which may limit compatibility with certain systems.

Working Principles

ATSHA204A-MAHDA-S utilizes cryptographic algorithms such as SHA-256, HMAC, and AES-128 to ensure secure authentication and data protection. It generates and stores cryptographic keys securely, allowing for secure communication between devices. The device also incorporates a hardware-based random number generator to enhance security.

Detailed Application Field Plans

ATSHA204A-MAHDA-S finds applications in various fields, including: 1. IoT (Internet of Things) Devices: It provides secure authentication and data protection in IoT devices, ensuring secure communication and preventing unauthorized access. 2. Smart Cards: The device enhances the security of smart cards by protecting sensitive information and preventing counterfeiting. 3. Embedded Systems: ATSHA204A-MAHDA-S can be integrated into embedded systems to provide secure booting, firmware verification, and secure communication.

Detailed and Complete Alternative Models

1. ATSHA204A-MAHDA-T: Similar to ATSHA204A-MAHDA-S, but with a different package type.
2. ATSHA204A-MAHDA-U: Another variant of the ATSHA204A series, offering additional features such as extended memory capacity.

(Note: The alternative models mentioned above are for illustrative purposes and may not represent an exhaustive list of available alternatives.)

In conclusion, ATSHA204A-MAHDA-S is a cryptographic authentication device that provides secure authentication and data protection in various electronic systems. Its high-security level, small form factor, and easy integration make it suitable for a wide range of applications. However, its limited memory and single communication interface should be considered when selecting this device for specific use cases.