DS2705 Datasheet (Maxim Integrated Products) - SHA-1 Authentication Master

DS2705, SHA-1 Authentication Master

The DS2705 provides the master side of a Secure Hash Algorithm (SHA) based token authentication scheme.

Hardware-based SHA authentication allows for security without the added cost and complexity of a microprocessor-based system.

Batteries and other accessories are authenticated using a single conta

DS2705 Features

* Initiates Challenge-and-Response Authentication based on the SHA-1 Algorithm Dallas 1-Wire Master/Slave Interface Operates at Standard and Overdrive Speeds Input and Output pins for Initiating Challenge and Reporting Authentication Pass/Fail Programmable Configuration Operates from 2.5V