ATSHA204A-SSHCZ-T

Product Overview

Category

ATSHA204A-SSHCZ-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-SSHCZ-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-SSHCZ-T is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

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 authentication
• Random number generation
• Cryptographic operations (hashing, signing, verification)
• Tamper detection and response mechanisms

Advantages and Disadvantages

Advantages

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

Disadvantages

• Limited key storage capacity (16 keys)
• Requires additional components for full system implementation
• Relatively high cost compared to non-security-focused devices

Working Principles

ATSHA204A-SSHCZ-T utilizes advanced cryptographic algorithms, such as SHA-256, to ensure secure authentication and data protection. It securely stores cryptographic keys and performs various cryptographic operations, including hashing, signing, and verification. The device also incorporates tamper detection mechanisms to prevent unauthorized access.

Detailed Application Field Plans

ATSHA204A-SSHCZ-T finds applications in a wide range of fields, including:

1. IoT Devices: Securely authenticate and protect data transmitted between IoT devices.
2. Smart Cards: Enable secure access control and authentication for smart card-based systems.
3. Embedded Systems: Safeguard sensitive information stored in embedded systems.
4. Medical Devices: Ensure the integrity and confidentiality of patient data in medical devices.
5. Industrial Automation: Protect critical industrial control systems from unauthorized access.

Detailed and Complete Alternative Models

1. ATSHA204A-MAHDA-T: Similar features and specifications, but with extended temperature range (-40°C to +125°C).
2. ATSHA204A-STUCZ-T: Offers the same functionality in a different package size (SOT23-3).

In conclusion, ATSHA204A-SSHCZ-T is a cryptographic authentication device that provides robust security features, high-speed cryptographic operations, and versatile communication interfaces. Its compact size and low power consumption make it suitable for integration into various electronic systems. While it has limitations in terms of key storage capacity and additional system components required, its strong security measures and wide application field plans make it a valuable choice for ensuring data protection and authentication in diverse industries.