If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.
1、上电顺序参见数据手册图2. Power-Up Timing Requirements
2、参见数据手册7.6 Timing Requirements,Power-Up表格注2：2) There is no power-on relationship between VDD33 and VDD unless GRSTz is only connected to a capacitor to GND. Then VDD must be stable minimum of 10 μs before the VDD33.
