DS1668, DS1669, DS1669S DS1668, DS1669, DS1669S DallastatTM Electronic Digital Rheostat FEATURES • Replaces mechanical variable resistors • Available as the DS1668 with manual interface or the DS1669 integrated circuit • Human engineered interface provides easy control with DS1668 • Electronic interface provided for digital as well as manual control • Wide differential input voltage range between 4.
5 and 8 volts • Wiper position is maintained in the absence of power • Low cost alternative to mechanical controls • Applications include volume, tone, contrast, bright- ness, and dimmer control • 8–pin SOIC and 8–pin DIP packages for DS1669 • Standard resistance values for Dallastat – DS1668/DS1...

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