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https://e2e.ti.com/support/logic-group/logic/f/logic-forum/845975/ccs-sn74ahc00-sn74ahc00pwr-body-marking
工具/软件：Code Composer Studio
尊敬的先生：
请建议如何阅读器件 SN74AHC00PWR 的主体标识？ 谢谢你。
低电平高、
以下是这方面的应用报告： https://www.ti.com/lit/an/szza020c/szza020c.pdf
该链接未显示我们需要的标记、请帮助解释。 谢谢你。
这是格式2、如图6所示。
"HA00"：器件 "4"：年份、"7"：月、"K"：制造地点、"G4"：绿色 "A5DY"：批次追踪代码
