ATECC608B-TFLXLORAS

Specialized ICS Overview

The ATECC608B-TFLXLORAS is a hardware security component from Microchip Technology's CryptoAuthentication series, designed for secure authentication and data protection. It integrates an ECC P-256 cryptographic engine, SHA-256 hash algorithm, AES-128 encryption, and a True Random Number Generator (TRNG). The device features 16KB of structured EEPROM storage and communicates via an I2C interface with a maximum clock frequency of 1 MHz. Operating within a voltage range of 2 V to 5.5 V and a temperature range of -40°C to +100°C, it is housed in an 8-SOIC package.

Specialized ICS Feature Summary

• Hardware-based ECC P-256, SHA-256, and AES-128 cryptographic engines
• 16KB structured EEPROM for secure key and certificate storage
• I2C interface supporting up to 1 MHz clock speed
• Integrated True Random Number Generator (TRNG)
• Wide operating voltage (2 V to 5.5 V) and industrial temperature range

Specialized ICS Applications

• IoT device authentication and secure boot
• Secure communication in sensor networks
• Data integrity verification in embedded systems
• Cloud service provider integration for secure provisioning

Specialized ICS Procurement Notes

Verify the specific ordering suffix TFLXLORAS against official Microchip documentation to confirm package type, tape & reel specifications, and any unique configuration or provisioning status. Ensure compatibility with system voltage levels and I2C bus requirements before procurement.

Specialized ICS Selection Notes

Select this component when hardware-level authentication is required for IoT devices. Compare with other ATECC608 variants based on interface (I2C vs SWI), package (SOIC vs UDFN), and pre-provisioning needs. Confirm that the 16KB EEPROM capacity meets the storage requirements for keys and certificates.

Specialized ICS Part Context

This part belongs to the ATECC608 family of CryptoAuthentication devices, which are widely used for securing connected devices. The ATECC608B variant specifically supports ECC P-256 and includes a TRNG. The suffix indicates a specific packaging and potentially pre-provisioned state for LoRaWAN applications.

Specialized ICS Replacement Considerations

Direct replacements include other ATECC608B variants with different packages (e.g., ATECC608B-SSHDA-T for SOIC tube) or interfaces. Verify pinout compatibility and electrical characteristics before substitution.