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标题: New Logic Test - 74247 Vector Table [打印本页]

作者: yovish 时间: 2021-6-22 03:54 标题: New Logic Test - 74247 Vector Table

Enclosed is the new layout to be added to the logic tests.
The test was performed on the HD74LS247P (BCD-seven-segment decoders/drivers) chip from Hitachi.

图片附件: 74247 - Logic Vector.jpg (2021-6-22 03:52, 341.01 KB) / 下载次数 20768
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图片附件: 74247 - Logic Test.jpg (2021-6-22 03:53, 319.16 KB) / 下载次数 20797
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图片附件: HD74LS247P.jpg (2021-6-22 03:53, 506.17 KB) / 下载次数 22451
http://forums.xgecu.com/attachment.php?aid=710&k=c92ce702955ff4cfdb86771ef711df10&t=1793818413&sid=RjL6rB

附件: SN74246, SN74247, SN74LS247, SN74LS248.pdf (2021-6-22 03:53, 425.95 KB) / 下载次数 15947
http://forums.xgecu.com/attachment.php?aid=711&k=1b0d8693dff61356a6f9847b633a2161&t=1793818413&sid=RjL6rB

附件: 74247.lgc (2021-6-22 03:54, 2.48 KB) / 下载次数 77271
http://forums.xgecu.com/attachment.php?aid=712&k=5626f70f77ba72ee923ab3b8071c3bfe&t=1793818413&sid=RjL6rB

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