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F28M35的1.2V和1.8V如果由内部供给还用连到一起吗?
不用,可以参考F28M36 controlcard的原理图。
@wei liu40,楼上TI@ Hank Zhao说的非常正确!我去年用28M35做的设计已经成功,现已批量。就是这样接的。
原理图如下,FYI !