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DS1809
Dallastat


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Description
FULL DATA SHEET (PDF, 128kB)
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The DS1809 Dallastat™ is a single, 64-position digital potentiometer which provides both a simple contact closure-controlled interface and a microprocessor-controlled interface. Wiper position is maintained in the absence of power in EEPROM. Wiper setting can be stored automatically or on command.

Because it handles both mechanical pushbutton and digital inputs, the DS1809 can adapt to applications with either or both mechanical and processor-controlled interfaces. In either case, digitally controlled resistance values are more reliable and accurate than mechanical potentiometers and can be mounted with automated manufacturing processes, saving time and money.

Key Features
  • Single 64-position potentiometer
  • Digital or pushbutton control
  • Two nonvolatile wiper storage options
  • Operating ranges:
    • -40ºC to +85ºC
    • 4.5V to 5.5V

Key Specifications:   Digital Potentiometers
Part Number Taper POTs Per Pkg. Control Interface Wiper Memory Number of Steps End-to-End Resistance (kΩ) Res. Tol. (%) Temp. Coeff. (typ)(ppm/°C) Wiper Resistance (typ) (Ω) Max. Idle State Supply Current @5V (µA) Features Supply Voltage (V) Package Smallest Available Package (max w/pins) (mm2) RoHS Available Price*
DS1809  Linear 1 Contact-Closure Non-Volatile 64 10
100
50
20 750 400 25
EEPROM Wiper Memory
4.5 to 5.5 PDIP/8
SOIC/8
uSOP/8
16 Yes $1.27 @ 1k
See All Digital Potentiometers (121)
Notes:
*This pricing is BUDGETARY, for comparing similar parts. Prices are in U.S. dollars and subject to change. Quantity pricing may vary substantially and international prices may differ due to local duties, taxes, fees, and exchange rates. For volume-specific prices and delivery, please see the price and availability page or contact an authorized distributor.

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    2001-01-15
    This page last modified: 2007-07-25




             



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