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Results on Analog.com

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  1. AD641
    Production
    Product
    Logarithmic Detectors
    250 MHz Demodulating Logarithmic Amplifier
    AD641

    PDF

    Datasheet

    Documentation

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    Sample & Buy

    Sample & Buy

  2. AD621
    Production
    Product
    Instrumentation Amplifiers
    Low Drift, Low Power Instrumentation Amp with fixed gains of 10 and 100
    AD621

    PDF

    Datasheet

    Documentation

    Ask the Community

    Sample & Buy

    Sample & Buy

  3. AD621: Low Drift, Low Power Instrumentation Amp with fixed gains of 10 and 100 Data Sheet
    Data Sheet

    PDF

    522 kB

  4. AD641: 250 MHz Demodulating Logarithmic Amplifier Data Sheet
    Data Sheet
    The AD641 is a 250 MHz, demodulating logarithmic amplifier with an accuracy of ±2.0 dB and 44 dB dynamic range.

    PDF

    314.78 K

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Results on EngineerZone

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    1. RE: Log Amp Recommendation?

      Forum Reply
      RF and Microwave
      18 April, 2012
      Which model of AD641 are you using? the 20 ld plastic dip pkg is available for $36.31 in quantities of 100 - 499. (AD641ANZ) The AD8317, AD8318, AD8319 might work. They have the dynamic range and video bandwith.

    2. Shall I get ESD HBM ?

      Forum Thread
      Answered
      Instrumentation Amplifiers
      26 February, 2014
      Hello Analog, I need ESD HBM value for the parts given below, for which i didn't get from Datasheet. AD620BR AD623ARMZ REEL7 AD5751ACPZ REEL7 AD811AR16 AD829ARZ REEL7 ADM4073FWRJZ REEL7 AD8307AR AD8306AR REEL7 AD8310ARM AD8309ARUZ REEL7 AD8307ARZ REELRL7 AD641APZ AD603AR REEL7 AD605AR REEL7 AD8367ARU REEL7 AD8330ACPZ R2REEL7 AD602ARZ REEL7

    3. Confirm die markings to top markings

      Forum Thread
      Answered
      Other Products (EN)
      25 January, 2011
      We have P/N AD641AP with Date Codes 0043, 0045, 0313, and 0320. The Die (wafer) marking found on all devices is AD640 ADI M 1988. The back side injector had PHILIPPINES with various numbers such as 04,07 etc. which varies but not unusual to see. If someone …
      RF Power Detectorsad640Logarithmic Detectorsad641ap

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