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如何选择FPGA的电源芯片?



您好,我想使用XC3S500E-PQ208设计换流器,如何大致估计一下它的功耗来选择合适的电源芯片?手册里似乎只给出静态电源电流,Icc是多个电源引脚总共的电流还是一个引脚的电流呢?