General Description

The DS1805 addressable digital potentiometer contains a single 256-position digitally controlled potentiometer.

Device control is achieved through a 2-wire serial interface. Device addressing is provided through three address inputs that allow up to eight devices on a single 2-wire bus.

Features

♦3V or 5V Operation

♦Low Power Consumption

♦One Digitally Controlled, 256-Position Potentiometer

♦Compatible with DS1803-Based Designs

♦14-Pin TSSOP (173mil) and 16-Pin SO (150mil) Available for Surface-Mount Applications

♦Three Address Inputs

♦Serial 2-Wire Bus

♦Operating Temperature Range Industrial: -40°C to +85°C

♦Standard Resistance Values

  DS1805-010: 10kΩ

  DS1805-050*: 50kΩ

  DS1805-100*: 100kΩ

Applications

CCFL Inverters

PDAs and Cell Phones

Portable Electronics

Multimedia Products

Instrumentation and Industrial Controls