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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 3374
http://forums.xgecu.com/attachment.php?aid=734&k=fc9ceea4e30b245092a9b4bf1752e93e&t=1773556545&sid=yJdGEo

附件: CD4049UB, CD4050B.pdf (2021-7-10 05:09, 440.62 KB) / 下载次数 4660
http://forums.xgecu.com/attachment.php?aid=735&k=ac4040b940e5b73d5192e7e87ab61f60&t=1773556545&sid=yJdGEo

附件: 4049.lgc (2021-7-10 05:09, 2.11 KB) / 下载次数 17797
http://forums.xgecu.com/attachment.php?aid=736&k=cb4f6b269099374c6a1bf658ee3a0893&t=1773556545&sid=yJdGEo

图片附件: 4049 - Logic Vector.jpg (2021-7-10 05:10, 224.47 KB) / 下载次数 3310
http://forums.xgecu.com/attachment.php?aid=737&k=539b3f3ff3d88993c62f6342598e7a9a&t=1773556545&sid=yJdGEo

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