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手册里面没有给出缓冲器的内部结构，缓冲器的输入输出可以直接上拉到电源吗？
您好，输入输出不需要上拉。
输入输出架构可以参考这篇应用手册：https://www.ti.com.cn/cn/lit/an/scaa034c/scaa034c.pdf
