大家好
现在关于28374 3.3V和1.2V供电的power sequencing 有些疑问,从datasheet上的描述感觉不能说明清楚它的上电顺序,而之前我用过的28335 2808等都有比较明确的上电顺序,我想知道28374是否有类似的要求?我们现在电源产生是用TPS62172产生3.3V,然后3.3V给TPS62170供电,产生1.2v,等于说上电3.3v先于1.2V,这样是否有问题?如果有问题的话,让3.3v与1.2v同时供电是否可行?
谢谢。
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