脉冲宽度调制—数模转换器(PWM-DAC)是议决数字引脚获得可编程参考电压的最罕见方法。如何。
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PWM DAC 数模转换器
It is also proposed in this paper that the digital PWM is a DAC in essence and its resolution selection rules should also follow that of DAC.
文中同时指出，数字式pwm的实质也是一种DAC，它的位数选择同样遵循DAC的选择原则。
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