高阻态

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电子学中,高阻态(英语:High impedance)表示电路中的某个节点具有相对电路中其他点相对更高的阻抗。这个概念在三态逻辑上拉电阻中有所涉及。在硬件描述语言(如Verilog HDLVHDL)中,高阻态通常用字母z来表示。

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