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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 3500
http://forums.xgecu.com/attachment.php?aid=734&k=1fe3c8133c2fdf26f986967263f97f7d&t=1777565097&sid=s0Sf56

附件: CD4049UB, CD4050B.pdf (2021-7-10 05:09, 440.62 KB) / 下载次数 4949
http://forums.xgecu.com/attachment.php?aid=735&k=c66f58db7bb9439664fec4378e56170a&t=1777565097&sid=s0Sf56

附件: 4049.lgc (2021-7-10 05:09, 2.11 KB) / 下载次数 18582
http://forums.xgecu.com/attachment.php?aid=736&k=cc1b8665222c2cf32bc8a5e8bbbc39a4&t=1777565097&sid=s0Sf56

图片附件: 4049 - Logic Vector.jpg (2021-7-10 05:10, 224.47 KB) / 下载次数 3436
http://forums.xgecu.com/attachment.php?aid=737&k=f8aa4b6973e9ad085de2c11ffef362d6&t=1777565097&sid=s0Sf56

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