ATSHA204A-SSHCZ-T - Microchip Technology

Manufacturer Part Number

ATSHA204A-SSHCZ-T

Manufacturer

Microchip Technology

Introduction

The ATSHA204A is a highly secure authentication IC that provides hardware-based cryptographic functions for secure system design.

Product Features and Performance

Hardware-based cryptographic functions including secure hardware-based key storage and random number generation

Supports various cryptographic algorithms including SHA-256, HMAC, and Elliptic Curve Digital Signature Algorithm (ECDSA)

Provides secure boot and secure firmware update capabilities

Supports mutual authentication between the device and the host system

Integrated tamper-resistant design to protect against physical attacks

Product Advantages

Robust hardware-based security features

Simplifies secure system design and reduces development time

Enables strong authentication and secure data exchange in various applications

Key Technical Parameters

Cryptographic algorithms: SHA-256, HMAC, ECDSA

Secure key storage: 32-bit one-time programmable (OTP) zone

Random number generator: True Random Number Generator (TRNG)

Operating voltage: 2.0V to 5.5V

Operating temperature: -40°C to +85°C

Quality and Safety Features

RoHS3 compliant

Integrated tamper-resistant design

Compatibility

Compatible with a wide range of host systems and applications that require secure authentication and cryptographic functions.

Application Areas

Networking and communications

Industrial automation

IoT devices

Secure firmware updates

Secure boot

Secure key storage

Product Lifecycle

The ATSHA204A is a currently available product from Microchip Technology. There are no plans for discontinuation, and the product has ongoing support and availability of replacements or upgrades.

Several Key Reasons to Choose This Product

Hardware-based cryptographic security features

Robust tamper-resistant design

Simplified secure system design and development

Wide compatibility with various host systems and applications

Ongoing availability and support from Microchip Technology