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标题: Logic chip 4049 inaccurate test [打印本页]

作者: yovish 时间: 2021-7-10 05:09 标题: Logic chip 4049 inaccurate test

Logic IC 4049 has an inaccurate test. Gate 6 is tested twice with a high logical state ("1").
I propose the following test.
I also do not have this integrated circuit, so the test is theoretical and I cannot verify it.

图片附件: 4049 - Test (Inaccurate).jpg (2021-7-10 05:09, 172.68 KB) / 下载次数 3713
http://forums.xgecu.com/attachment.php?aid=734&k=dbc5cee2acc7171f2592fc6b2cd2f45c&t=1781901827&sid=SKO8kR

附件: CD4049UB, CD4050B.pdf (2021-7-10 05:09, 440.62 KB) / 下载次数 5241
http://forums.xgecu.com/attachment.php?aid=735&k=0ff7b4026c0d2964ac1133025a953b7a&t=1781901827&sid=SKO8kR

附件: 4049.lgc (2021-7-10 05:09, 2.11 KB) / 下载次数 19099
http://forums.xgecu.com/attachment.php?aid=736&k=83972307c53b64dea944e5d897b66069&t=1781901827&sid=SKO8kR

图片附件: 4049 - Logic Vector.jpg (2021-7-10 05:10, 224.47 KB) / 下载次数 3652
http://forums.xgecu.com/attachment.php?aid=737&k=6f9db48cc6fbe07f16ccffdc139fd868&t=1781901827&sid=SKO8kR

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