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  • sample delay

    please

    I ask the professors to explain what formula they are counting on sample delay of 4011 or 4093 for pi detector

    thanks

  • #2
    Maybe try looking at some of the Barracuda circuits that will give some values, and the data sheets give formulas

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    • #3
      thank you very much
      Where to find datasheet formulas

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      • #4
        Originally posted by sayan1345 View Post
        thank you very much
        Where to find datasheet formulas
        Both the CD4011 and the CD4093 are simply NAND gates and don't have formulas. They are purely Logic and the data sheets for these have the Truth Table for output with input conditions.

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        • #5
          thank you for answers
          If there is no formula then how do these resistances count?
          for example
          Attached Files

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          • #6
            I'm not a professor but i have some practical work with CD4093.
            You must read a little bit about RC time constant, there are more information on the net and yotube also.
            In general T=RC but for ic such as CD4011 and CD4093 you must use some correction coefitient "k" - you can find and recheck them practically.
            Here are my example for CD4093:
            T=kRC
            k=0.85 C=0.001 R=51k
            0.85*0.001 uF*51k = 0.043 mS
            0.043*1000 = 43 uS

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            • #7
              professor thank you very much

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              • #8
                Originally posted by waltr View Post
                Both the CD4011 and the CD4093 are simply NAND gates and don't have formulas. They are purely Logic and the data sheets for these have the Truth Table for output with input conditions.
                http://www.ti.com/lit/ds/symlink/cd4093b-q1.pdf
                http://www.ti.com/lit/ds/symlink/cd4093b-mil.pdf
                And yet TI publish this

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                • #9
                  thank you very much

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                  • #10
                    sample

                    hi 6666
                    I found formula for 4093
                    I can not found for 4011
                    Attached Files

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