ATECC508A-MAHCZ-S

Product Overview

Category

The ATECC508A-MAHCZ-S belongs to the category of cryptographic co-processors.

Use

This product is primarily used for secure authentication and encryption purposes in various electronic devices.

Characteristics

• Provides robust security features
• Offers hardware-based cryptographic functions
• Supports secure key storage and management
• Enables secure communication protocols

Package

The ATECC508A-MAHCZ-S comes in a compact surface-mount package.

Essence

The essence of this product lies in its ability to enhance the security of electronic systems by providing advanced cryptographic capabilities.

Packaging/Quantity

The ATECC508A-MAHCZ-S is typically packaged in reels and is available in large quantities.

Specifications

• Microcontroller: 8-bit AVR
• Memory: 16KB EEPROM
• Cryptographic Support: AES-128, SHA-256, ECC
• Communication Interfaces: I2C, Single-Wire Interface (SWI)
• Operating Voltage: 2.0V - 5.5V
• Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The ATECC508A-MAHCZ-S has the following pin configuration:

1. VCC: Power supply input
2. GND: Ground
3. SDA: I2C data line
4. SCL: I2C clock line
5. RST: Reset pin
6. SWI: Single-Wire Interface pin
7. NC: No connection

Functional Features

• Secure Key Storage: The ATECC508A-MAHCZ-S provides a secure environment for storing cryptographic keys, protecting them from unauthorized access.
• Authentication: It supports various authentication protocols, ensuring the integrity and authenticity of data exchanged between devices.
• Encryption: The product offers hardware-accelerated encryption algorithms, such as AES-128, for secure data transmission.
• Secure Boot: It enables secure booting of devices, preventing unauthorized firmware modifications.

Advantages and Disadvantages

Advantages

• Robust security features protect against various attacks.
• Hardware-based cryptographic functions provide faster and more efficient operations.
• Compact package size allows for easy integration into different electronic systems.
• Wide operating voltage range enhances compatibility with various power sources.

Disadvantages

• Limited memory capacity may restrict the storage of large amounts of data.
• Higher cost compared to software-based security solutions.
• Requires additional development effort for integration into existing systems.

Working Principles

The ATECC508A-MAHCZ-S utilizes a combination of hardware-based cryptographic algorithms and secure key storage mechanisms. It securely stores cryptographic keys and performs encryption/decryption operations using these keys. The device communicates with the host system through I2C or Single-Wire Interface, providing a secure channel for data exchange.

Detailed Application Field Plans

The ATECC508A-MAHCZ-S finds applications in various fields, including:

1. Internet of Things (IoT) Devices: Enhances the security of IoT devices by providing secure authentication and encryption capabilities.
2. Smart Home Systems: Secures communication between smart home devices, ensuring privacy and preventing unauthorized access.
3. Industrial Control Systems: Protects critical infrastructure by enabling secure communication and authentication in industrial control systems.
4. Payment Systems: Provides secure authentication and encryption for payment terminals, safeguarding sensitive financial transactions.

Detailed and Complete Alternative Models

1. ATECC608A-MAHCZ-T: Similar to ATECC508A-MAHCZ-S but with enhanced memory capacity and additional cryptographic features.
2. ATECC508A-SSHDA-B: Variant with extended temperature range for applications in harsh environments.
3. ATECC508A-MAHDA-S: Package variant with a different pin configuration for specific integration requirements.

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