芯片内核我用1.2V稳压芯片供电,在片子正常运行时,测得内核电源管脚电压为1.3V,并且该电源会随着系统工作频率的增加而增加,工作在150Mhz时,该管脚电压竟然达到了1.65V。难道F28377D正常工作内核电压不是1.2V,求官方解释。
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芯片内核我用1.2V稳压芯片供电,在片子正常运行时,测得内核电源管脚电压为1.3V,并且该电源会随着系统工作频率的增加而增加,工作在150Mhz时,该管脚电压竟然达到了1.65V。难道F28377D正常工作内核电压不是1.2V,求官方解释。