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您好,
DS92LV090A datasheet pin定义中有区分模拟VCC 管脚和数字VCC 管脚:
这两种VCC是要在电路板上连接在一起的,如果您的系统中区分了模拟部分和数字部分,那么可以将这两种VCC使用0Ω电阻单点连接起来,同样模拟地和数字地也有区分,也需要使用同样的方法连接起来。