V2EX multiplexer

Multiplexer

释义 Definition

multiplexer(多路复用器,常简称 mux):一种电子/数字电路或系统,用来在多个输入信号中选择一个输出到单一线路(或通道),以节省连线与资源。常见于数字逻辑、电信与计算机体系结构中。(也有更广义的“复用器/复用设备”用法。)

发音 Pronunciation

/mltplksr/

例句 Examples

A multiplexer selects one of several inputs.
多路复用器会从多个输入中选择一个。

In the CPU, a multiplexer controlled by the instruction determines which register value is sent to the ALU.
在 CPU 中,由指令控制的多路复用器决定把哪个寄存器的数值送入算术逻辑单元(ALU)。

词源 Etymology

由 **multi-**(“多”)+ plex(“编织、交错”,与“complex/复杂”同源,源自拉丁语 plectere “编织、缠绕”)+ -er(表示“器具/执行者”)构成,字面含义可理解为“把多路信号交错到一路上的装置”。

相关词 Related Words

文献与作品 Notable Works

  • The Art of Electronics(Horowitz & Hill)
  • Digital Design and Computer Architecture(Harris & Harris)
  • Computer Organization and Design(Patterson & Hennessy)
  • CMOS VLSI Design: A Circuits and Systems Perspective(Weste & Harris)
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