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ATECC508A-SSHDA-T

SOIC 8-Pin Authentication IC with 10KB of Memory

Inventory:8,131

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Overview of ATECC508A-SSHDA-T

The ATECC508A-SSHDA-T is a secure cryptographic authentication device that provides advanced security features for various applications. It offers hardware-based key storage, cryptographic functionalities, and secure authentication, making it suitable for securing connected devices and systems.

Pinout

(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

  • VCC: Positive power supply
  • GND: Ground connection
  • SCL: Serial clock for I2C communication
  • SDA: Serial data for I2C communication
  • RESET: Reset pin
  • WAKE: Wake-up pin
  • GPIO1: General-purpose input/output pin
  • GPIO2: General-purpose input/output pin

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the ATECC508A-SSHDA-T for a visual representation.

Key Features

  • Secure Key Storage: Provides dedicated hardware-based storage for cryptographic keys, enhancing security.
  • Cryptographic Functions: Offers a variety of cryptographic operations such as encryption, decryption, and hashing.
  • Secure Authentication: Enables secure authentication and mutual authentication between devices and servers.
  • I2C Interface: Supports I2C communication for easy integration into microcontroller-based systems.
  • Low Power Consumption: Operates with low power consumption, suitable for energy-efficient designs.

Note: For detailed technical specifications, please refer to the ATECC508A-SSHDA-T datasheet.

Application

  • Device Authentication: Ideal for authenticating and securing communication between IoT devices and servers.
  • Data Encryption: Suitable for implementing data encryption and secure storage in connected systems.
  • Secure Boot: Used to establish secure boot processes for embedded systems and microcontrollers.

Functionality

The ATECC508A-SSHDA-T provides robust security features, including secure key storage, cryptographic operations, and secure communication protocols. It ensures the integrity and confidentiality of data in connected devices and systems.

Usage Guide

  • Power Supply: Connect VCC (Pin 1) to the positive power supply and GND (Pin 2) to the ground.
  • I2C Communication: Interface with SCL (Pin 3) and SDA (Pin 4) for I2C communication with the host microcontroller.
  • Reset and Wake-up: Utilize the RESET (Pin 5) and WAKE (Pin 6) pins for device reset and wake-up functions, respectively.

Frequently Asked Questions

Q: What is the maximum clock frequency supported by the ATECC508A-SSHDA-T?
A: The ATECC508A-SSHDA-T supports a maximum clock frequency of 1MHz for I2C communication.

Q: Can the ATECC508A-SSHDA-T be used for secure over-the-air (OTA) firmware updates?
A: Yes, the ATECC508A-SSHDA-T can facilitate secure OTA firmware updates by providing cryptographic security and authentication mechanisms.

Equivalent

For similar functionalities, consider these alternatives to the ATECC508A-SSHDA-T:

  • ATECC608A-SSHDA-T: This is an upgraded version with enhanced security features and expanded cryptographic capabilities.
  • ATECC508A-MAHC-T: A variation offering additional features for secure authentication and cryptographic operations.

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Device Name ATECC508A Algorithm Type ECC P256 (ECDH and ECDSA), SHA256
Standby Typical (uA) 2 Interface Type Single-wire; I2C

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packageimg

ATECC508A-SSHDA-T

SOIC 8-Pin Authentication IC with 10KB of Memory

Inventory:

8,131