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标题: New Logic Test - 7454 Vector Table [打印本页]

作者: yovish    时间: 2021-4-3 03:59     标题: New Logic Test - 7454 Vector Table

Enclosed is the new layout to be added to the logic tests.
Logic test done with the modified DM74LS54N (National Semiconductor) connection to the programmer (connection drawing attached).

WARNING!
The 7454 and 74LS54 integrated circuits differ internally.

图片附件: 7454 - Logic Vector.jpg (2021-4-3 03:57, 290.76 KB) / 下载次数 19360
http://forums.xgecu.com/attachment.php?aid=338&k=0b46884ddd94fc6fe37532b4e5ef3c1f&t=1768691945&sid=FHX1SR



图片附件: 7454 - Logic Test.jpg (2021-4-3 03:57, 255.04 KB) / 下载次数 18865
http://forums.xgecu.com/attachment.php?aid=339&k=86fec6176611eb69242c3b0e7f62a889&t=1768691945&sid=FHX1SR



图片附件: 7454 - State Table.jpg (2021-4-3 03:58, 130.18 KB) / 下载次数 17937
http://forums.xgecu.com/attachment.php?aid=340&k=8bd60cb9420a464779a18e0a3654316a&t=1768691945&sid=FHX1SR



图片附件: 74LS54 as 7454.jpg (2021-4-3 03:58, 95.15 KB) / 下载次数 17655
http://forums.xgecu.com/attachment.php?aid=341&k=491fb8847f4328571282d70970a31e7b&t=1768691945&sid=FHX1SR



附件: sn7454.pdf (2021-4-3 03:58, 97.63 KB) / 下载次数 11145
http://forums.xgecu.com/attachment.php?aid=342&k=327ab63dcd5cda9cfb53b3abf3431989&t=1768691945&sid=FHX1SR

附件: 7454.lgc (2021-4-3 03:58, 2.36 KB) / 下载次数 69371
http://forums.xgecu.com/attachment.php?aid=343&k=fca40d49490415ff950802783489364a&t=1768691945&sid=FHX1SR
作者: yovish    时间: 2021-8-27 05:35

To check the logic vector for testing the 7454 integrated circuit, the test was performed on a real CEMI chip from Poland.

图片附件: 7454 (real) - Logic Test.jpg (2021-8-27 05:34, 286.75 KB) / 下载次数 18148
http://forums.xgecu.com/attachment.php?aid=910&k=dc7b86fdee0342fa521475fccb164dca&t=1768691945&sid=FHX1SR



图片附件: UCY7454.jpg (2021-8-27 05:34, 493.85 KB) / 下载次数 19730
http://forums.xgecu.com/attachment.php?aid=911&k=a928f16350cbf91e1643c5815112debe&t=1768691945&sid=FHX1SR



附件: SN7454, SN74H54, SN74LS54.pdf (2021-8-27 05:34, 217.3 KB) / 下载次数 11413
http://forums.xgecu.com/attachment.php?aid=912&k=703d33e8624e9ff22ad01490ffdb7db2&t=1768691945&sid=FHX1SR




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