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EDN电子技术设计
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如何选择元件?构建高精度16位PWM DAC的实战要点与成本控制
本文介绍一款简单、可重复且高精度的PWM驱动16位DAC设计,涵盖滤波器、OP与误差控制方法... 通过将单个脉冲宽度调制器(PWM)与模拟低通滤波器串接,以实现简单的数模转换器(DAC),这并不是什么新鲜事了。将最最高有效位2 N PWM输出与最低有效位2 N PWM输出相加 ...
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