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DS1669
Dallastat数字电位器


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概述
完整的数据资料 (PDF, 180kB)
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The DS1669 Dallastat™ is a single digital rheostat or potentiometer with access to all three potentiometer terminals. The potentiometer has 64 wiper positions with equal or linear resistive step sizes. This device has both positive and negative 8V (max) supply inputs for maximum wiper outputs of ±7.5V. The wiper position is stored in EEPROM for power-up in a known position or to save calibration information. Control access is configurable with a single pushbutton, dual pushbutton, or digital source input.

关键特性   应用/使用
  • Replaces Mechanical Variable Resistors and Potentiometers
  • Electronic Interface Provided for Digital as well as Manual Control
  • Wide Differential Operating Range Up to ±8V
  • Wiper Position Is Maintained in the Absence of Power
  • Available in 8-Pin SO and 8-Pin DIP Packages
  • Standard Resistance Values for Dallastat
    • ~ 10kΩ (DS1669-10)
    • ~ 50kΩ (DS1669-50)
    • ~ 100kΩ (DS1669-100)
  • Operating Temperature Range
    • Extended Industrial: -40°C to +85°C

 
  • 音量控制
  • 移动电话及PDA
  • 便携式电子
  • 替代6位线性DAC功能
  • 替代机械电位器

    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) RoHS Available Package Smallest Available Package (max w/pins) (mm2) Price**
    DS1669  Linear 1 Contact-Closure Non-Volatile 64 10
    100
    50
    20 750 400 65
    EEPROM Wiper Memory
    5.0 to 8.0 Yes PDIP/8
    SOIC/8
    44 $2.35 @ 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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    2006-01-18
    本页最后一次更新: 2007-06-18




             


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