DS1844

クワッドデジタルポテンショメータ

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ステータス 製品のステータスコードについての説明

入手可能:生産中

製品概要

The DS1844 Quad Digital Potentiometer combines four 64-position potentiometers for simultaneous control over four parameters. It is available with standard resistance values of 10kΩ, 50kΩ, and 100kΩ for all four potentiometers, or with mixed values within one DS1844.

The quad potentiometer is intended for any application requiring multiple controls, including voltage, current, audio volume and tone, or LCD contrast and brightness levels. The DS1844 operates in power environments ranging from 2.7V to 5.5V and in industrial thermal environments of -40°C to +85°C.

Digital potentiometers replace mechanical parts with digital accuracy, reliability, and the capability for automatic processor control.
 

データシート

英語 このデータシートをPDF形式でダウンロードするダウンロードする Rev 2 (PDF, 272kB)
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主な特長

  • Four independent, digitally controlled 64-position potentiometers
  • Two interface control options:
    • 5-wire serial
    • 2-wire addressable
  • Standard resistance values: 10kΩ, 50kΩ, 100kΩ
  • Mixed resistor combinations available
  • Operating ranges:
    • 2.7V to 5.5V
    • -40°C to +85°C
   
   

主な仕様:

Digital Potentiometers
Part Number Taper POTs Control Interface Wiper Memory Steps REND-TO-END
(kΩ)
Res. Tol.
(%)
Temp. Coeff.
(ppm/°C)
Wiper Resistance
(Ω)
ICC @5V
(µA)
Smallest Available Pckg.
(mm2)
Budgetary Price
typ typ max max w/pins See Notes
DS1844  Linear 4 2-Wire or 5-Wire Serial Volatile 64
10
50
100
20 750 400 40 217.1 $2.26 @1k
全Digital Potentiometers (129)
Pricing 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.


DS1844:ブロックダイアグラム
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情報インデックス

Rev 2; 2005-06-02
このページの最終更新日: 2009-10-23




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