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https://e2e.ti.com/support/interface-group/interface/f/interface-forum/986766/am26lv31e-ep-question-on-output-disable-to-high-level-schematic
在数据表的图4中、输入 A 不应该接地或为零伏、而不应该是原理图中所示的 Vcc？
是的、A 或 S1应该不同。
A：H->L => S1：L->H 和 A：L->H => S1：H->L 都经过测试。
