Manufacturer Part Number
ATSHA204A-XHDA-T
Manufacturer
Microchip Technology
Introduction
The ATSHA204A is a secure authentication IC that provides hardware-based cryptographic features to enable secure authentication of embedded systems.
Product Features and Performance
Secure hardware-based cryptographic features for authentication
Supports standard cryptographic algorithms including ECDSA, SHA-256, and AES-128
Tamper-resistant design to protect against physical and side-channel attacks
Unique, factory-programmed, non-writable serial number for each chip
Internal high-quality random number generator
Product Advantages
Provides secure authentication to prevent counterfeiting and unauthorized access
Hardware-based security features are more secure than software-only solutions
Simplifies system design by integrating cryptographic functions
Key Technical Parameters
Interface: I2C
Operating Voltage: 1.8V to 5.5V
Operating Temperature: -40°C to +85°C
Package: 8-TSSOP
Quality and Safety Features
RoHS3 compliant
Certified for functional safety applications
Compatibility
Compatible with a wide range of embedded systems and microcontrollers.
Application Areas
Networking and communications equipment
Industrial automation and control systems
IoT devices and sensors
Secure access control systems
Product Lifecycle
The ATSHA204A is an active product and is not nearing discontinuation. Microchip regularly releases updates and replacements to ensure ongoing product availability and support.
Key Reasons to Choose This Product
Robust hardware-based security features to protect against attacks
Simplifies system design by integrating cryptographic functions
Wide compatibility with embedded systems and microcontrollers
RoHS3 compliance and certification for functional safety applications
Ongoing product support and availability from Microchip