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SN74HC245

Other Parts Discussed in Thread: SN74HC245

Dear sir,,,

在看SN74HC245,, A口的输入为几个push buttom ,上拉到VCC(3.3V), SN74HC245 的VCC也为3.3V。

所以拉将输出连接到1.8V 输入的芯片如何实现呢,,