ATSHA204A-STUCZ-T is a secure crypto IC for authentication, anti‑counterfeiting and IoT security via SHA‑256
Specifications
Manufacturer:
Microchip Technology
Product Number:
ATSHA204A-STUCZ-T
Description:
IC AUTHENTICATION CHIP SOT-23-3
Highlight:
secure crypto IC for authentication
,SHA-256 authentication IC
,IoT security integrated circuit
Introduction
ATSHA204A-STUCZ-T Secure Crypto Authentication IC
Product Overview
ATSHA204A-STUCZ-T is a high-security cryptographic authentication IC designed for authentication, anti-counterfeiting, and IoT security applications utilizing SHA-256 encryption.
Key Functions
- High-security cryptographic authentication IC with true random number generator (TRNG)
- Integrated SHA-256 hash algorithm engine and non-volatile secure memory
- Supports symmetric authentication with unique 9-byte serial number per chip
- Hardware-based key storage with anti-tamper protection
- Secure communication via I²C or single-wire interface
- On-chip cryptographic calculations to prevent key leakage
- Enables mutual authentication, data encryption, and anti-counterfeiting verification
Applications
- Anti-counterfeiting marking for consumer electronics
- Accessory authentication and peripheral device anti-clone protection
- IoT device identity verification and secure firmware upgrades
- Industrial equipment access control systems
- Medical device data security
- Smart home modules and battery pack authentication
- Intellectual property protection and system data security enhancement
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