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What an integrated circuit is this .equivalent

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  • What an integrated circuit is this .equivalent

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  • #2
    LM741 uA741

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    • #3
      obrigado amigo

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      • #4
        Originally posted by sergio lhullier View Post
        obrigado amigo
        You're welcome

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        • #5
          Try: https://modwiggler.com/forum/viewtopic.php?p=3590400

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          • #6
            Try: http://www.chipinfo.ru/dsheets/ic/140/ud7.html

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            • #7
              Dear Op04,

              You are sure!

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              • #8
                Originally posted by Andre View Post
                Dear Op04,

                You are sure!
                From the datasheet It's the closest specs. I remembered KT315 said Russia shutdown their microcircuit factory, so I guess It's an old chip

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                • #9
                  Originally posted by Op04 View Post
                  LM741 uA741
                  oldest. all soviet was copied from american samples. one-in-one. nothing of own. the stealing technology, like chinese one now.
                  you ALWAYS can find up an analog if see soviet chip in a circuit.

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                  • #10
                    OP07

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                    • #11
                      any american made obsolete one.

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                      • #12

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