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https://e2e.ti.com/support/logic-group/logic/f/logic-forum/1005644/sn74lv245a-maximum-input-signal-of-sn74lv245apwr
您好！
根据 SN74LV245A 的数据表、 它能够在 Vcc = 3.3V 时使用5.5V 最大输入信号。
正确吗？
是；所有 LV 输入都是如此。 另请参阅 [常见问题解答]我的逻辑器件的输入电压(VI)是否可以高于电源电压(Vcc)？
感谢您的快速、友好的回答。
