ATECC108-MAHDA-T

Product Overview

Category: Integrated Circuit (IC)

Use: Security and Authentication

Characteristics: - High-security cryptographic coprocessor - Provides secure storage of private keys and certificates - Offers hardware-based security features - Supports various cryptographic algorithms - Designed for low-power applications

Package: 8-lead, 2mm x 3mm, 0.5mm pitch, UDFN package

Essence: The ATECC108-MAHDA-T is a highly secure cryptographic coprocessor that ensures the protection of sensitive data and provides authentication capabilities in various applications.

Packaging/Quantity: Available in tape and reel packaging with 2500 units per reel.

Specifications

• Operating Voltage: 1.8V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Memory Size: 16KB EEPROM
• Cryptographic Support:
  • AES-128 encryption and decryption
  • SHA-256 hash algorithm
  • Elliptic Curve Cryptography (ECC)
• Communication Interface: I2C (Two-wire Serial Interface)

Detailed Pin Configuration

The ATECC108-MAHDA-T has the following pin configuration:

1. VCC - Power supply input
2. SDA - Serial Data Line (I2C)
3. SCL - Serial Clock Line (I2C)
4. RST - Reset input
5. GND - Ground
6. NC - No Connection
7. NC - No Connection
8. VCC - Power supply input

Functional Features

• Secure Key Storage: The ATECC108-MAHDA-T offers secure storage of private keys and certificates, protecting them from unauthorized access.
• Hardware-Based Security: It incorporates hardware-based security features, making it resistant to various attacks such as side-channel attacks and tampering.
• Cryptographic Algorithms: The coprocessor supports AES-128 encryption and decryption, SHA-256 hash algorithm, and Elliptic Curve Cryptography (ECC), enabling secure communication and authentication.
• Low Power Consumption: Designed for low-power applications, the ATECC108-MAHDA-T minimizes energy consumption while maintaining high-security levels.

Advantages and Disadvantages

Advantages: - High level of security - Compact package size - Wide operating voltage range - Support for multiple cryptographic algorithms - Low power consumption

Disadvantages: - Limited memory size (16KB EEPROM) - Requires I2C interface for communication

Working Principles

The ATECC108-MAHDA-T utilizes a combination of hardware and software mechanisms to ensure the security of stored keys and certificates. It employs advanced cryptographic algorithms to perform secure operations such as encryption, decryption, and hashing. The coprocessor's hardware-based security features protect against various attacks, ensuring the integrity and confidentiality of sensitive data.

Detailed Application Field Plans

The ATECC108-MAHDA-T finds applications in various fields where secure storage and authentication are crucial. Some of the detailed application field plans include:

1. IoT Devices: The coprocessor can be used in IoT devices to securely store device credentials, authenticate communication, and protect against unauthorized access.
2. Smart Grids: It can be employed in smart grid systems to ensure secure communication between different components, preventing tampering and unauthorized control.
3. Payment Systems: The ATECC108-MAHDA-T can be integrated into payment terminals or cards to provide secure storage of cryptographic keys, protecting transactions from fraud and counterfeiting.
4. Medical Devices: It finds use in medical devices to safeguard patient data, ensure secure communication between devices, and prevent unauthorized access to sensitive information.

Detailed and Complete Alternative Models

1. ATECC508A-MAHDA-T: Similar to the ATECC108-MAHDA-T, this model offers a larger memory size (16KB EEPROM) and additional security features.
2. ATECC608A-MAHDA-T: This advanced model provides even higher security levels with a larger memory size (64KB EEPROM) and support for more cryptographic algorithms.

These alternative models offer enhanced capabilities and expanded memory options, catering to different application requirements.

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