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PCA9544A: 请教multiplexer 与switch 两者差异

Part Number: PCA9544A
Other Parts Discussed in Thread: PCA9545A

PCA9544A 是 multiplexer
PCA9545A 是switch
multiplexer 与switch 两者有什么差异?

  • 您好,switch指的是开关,multiplexer指的是多路复用器。多路复用器实际就是 多路选通一路进行导通,每路导通实质就是开关的闭合。


    很多器件型号的名称都是写的multiplexer &switch.