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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=5f1e0209b204d11f2ffabfff6871c1b9&t=1781900471&sid=TEITkT



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=641779d93e680e2b78778ddd07a29b0e&t=1781900471&sid=TEITkT

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=e4f1d767e157b5b9302fdef6375b4a0f&t=1781900471&sid=TEITkT

图片附件: 4049 - Logic Vector.jpg (2021-7-10 05:10, 224.47 KB) / 下载次数 3651
http://forums.xgecu.com/attachment.php?aid=737&k=0bc5f8c9e1bc84c9f8efe643c652f33d&t=1781900471&sid=TEITkT






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