DS1855 - Maxim Integrated

DS1855 Dual Nonvolatile Digital Potentiometer and Secure Memory

DS1855 Dual Nonvolatile Digital Potentiometer and Secure Memory FEATURES  Two Linear Taper Potentiometers − DS1855-010 (One 10kΩ, 100 Position and One 10kΩ, 256 Position) − DS1855-020 (One 10kΩ, 100 Position and One 20kΩ, 256 Position) − DS1855-050 (One 10kΩ, 100 Position and One 50kΩ, 256 Position) − DS1855-100 (One 10kΩ, 100 Position and One 100kΩ, 256 P.

Features

 Two Linear Taper Potentiometers − DS1855-010 (One 10kΩ, 100 Position and One 10kΩ, 256 Position) − DS1855-020 (One 10kΩ, 100 Position and One 20kΩ, 256 Position) − DS1855-050 (One 10kΩ, 100 Position and One 50kΩ, 256 Position) − DS1855-100 (One 10kΩ, 100 Position and One 100kΩ, 256 Position)
 256 Bytes of EEPROM Memory
 Access to Data and Potentiometer Control via a 2-Wire Interface
 External Write-Protect Pin to Protect Data and Potentiometer Settings
 Data and Potentiometer Settings Also Can Be Write Protected Through Software Control
 Nonvolatile Wiper Storage
 Operates from 3V or 5.