哪位大侠能够简述一下SN74HC4040PW型号芯片的作用?
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Hi meng meng,
这是逻辑器件,一个12位的计数器,在每个时钟下降沿都会使输出信号+1。你可以在相关产品页面获得更多信息。http://www.ti.com/product/sn74hc4040