VCCA输入3.3V,VCCB输入5V,EN引脚使能时,A1的输入为3.3V,B1的输出没有上拉电阻,B1输出多少V,A1和B1之间是否有MOS。
没办法输入英文?
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VCCA输入3.3V,VCCB输入5V,EN引脚使能时,A1的输入为3.3V,B1的输出没有上拉电阻,B1输出多少V,A1和B1之间是否有MOS。
没办法输入英文?