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TXB0108

你好:

     我想 请教下这款芯片,VCCA端必须接MCU,VCCB端必须接外设吗?我可以对调吗?也就是将VCCA端接外设,VCCB端接MCU?因为我的MCU只能5V供电。还望帮我解答下。谢谢!