XGecu Programmer Forums - Powered by Discuz! Board

标题: New Logic Test - 74249 Vector Table [打印本页]

作者: yovish 时间: 2021-5-24 02:54 标题: New Logic Test - 74249 Vector Table

Enclosed is the new layout to be added to the logic tests.
The test was performed on the HD74LS249P (BCD-to-Seven-Segment Decoder/Driver, open-collector outputs) chip from Hitatchi.

图片附件: 74249 - Logic Vector.jpg (2021-5-24 02:52, 340.81 KB) / 下载次数 21537
http://forums.xgecu.com/attachment.php?aid=597&k=bc60e96f4db21c2455f0825ec26fda7f&t=1772420403&sid=1r235C

图片附件: 74249 - Logic Test.jpg (2021-5-24 02:53, 315.25 KB) / 下载次数 21455
http://forums.xgecu.com/attachment.php?aid=598&k=85a3f6d64e71e809b655c72616739647&t=1772420403&sid=1r235C

图片附件: HD74LS249P.jpg (2021-5-24 02:53, 327.2 KB) / 下载次数 21426
http://forums.xgecu.com/attachment.php?aid=599&k=bf8c7084cff396528bad007550c83238&t=1772420403&sid=1r235C

附件: SN74LS247, SN74LS248, SN74LS249.pdf (2021-5-24 02:53, 283.58 KB) / 下载次数 16802
http://forums.xgecu.com/attachment.php?aid=600&k=e97d513b412188f5b7dea21c59894bb7&t=1772420403&sid=1r235C

附件: 74249.lgc (2021-5-24 02:53, 2.48 KB) / 下载次数 86739
http://forums.xgecu.com/attachment.php?aid=601&k=f60cab374e6bea91a209d5956594cadc&t=1772420403&sid=1r235C

欢迎光临 XGecu Programmer Forums (http://forums.xgecu.com/)