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MSP430F4270问题

Other Parts Discussed in Thread: MSP430F4270

手册介绍MSP430F4270可以工作在3.6V或以下,为什么将5V降压到3V3是的静态电流可以达到70~90mA,两块样板都差不多.(降压芯片是ASM1117-3.3)

如果采用外部Vref电压,此电压可以超过1.2V吗?比如采用2.5Vref.

我的邮箱:gltzhouli@buu.edu.cn

谢谢您的解答

周立