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标题: New Logic Test - 74248 Vector Table [打印本页]

作者: yovish 时间: 2021-5-24 01:39 标题: New Logic Test - 74248 Vector Table

Enclosed is the new layout to be added to the logic tests.
The test was performed on the T74LS248B1 (BCD-to-Seven-Segment Decoder/Driver, internal pull-up outputs) chip from STMicroelectronics.

图片附件: 74248 - Logic Vector.jpg (2021-5-24 01:36, 342.19 KB) / 下载次数 8782
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图片附件: 74248 - Logic Test.jpg (2021-5-24 01:36, 317.02 KB) / 下载次数 8786
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附件: SN74LS247, SN74LS248, SN74LS249.pdf (2021-5-24 01:39, 283.58 KB) / 下载次数 6147
http://forums.xgecu.com/attachment.php?aid=594&k=334ad95ea292b87f972e8011bc3855c0&t=1714758892&sid=3q623D

附件: 74248.lgc (2021-5-24 01:39, 2.48 KB) / 下载次数 33489
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图片附件: T74LS248B1.jpg (2021-5-24 01:45, 287.97 KB) / 下载次数 8799
http://forums.xgecu.com/attachment.php?aid=596&k=0122a2e855525bff1586689cee97c5c8&t=1714758892&sid=3q623D

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