Websinad 和 thd 从约 60 db 提高到了约 72 db。其代价是 snr 从 131 db 降低到了 125 db。 snr thd 和 sinad 当作输入衰减的函数. 进一步衰减能否改善整体失真表现？让我们将 thd、snr 和 sinad 绘制为输入衰减的函数，从而扫描从 1 db 到 30 db 的输入衰减器。 WebThe Setlaz over 9 years ago. Hi, I'm facing an issue with Cadence VIVA Spectrum Tool (6.1.5-64b.500.16.2) and THD/SNR calculation. If I take an ADC/DAC with single-tone signal input close enough from the Nyquist frequency so that its natural harmonics fall above Fs/2, hence they get folded back into the Nyquist band, it seems those frequencies ...
请问用cadence spectre 怎么仿THD? - 捷配电子市场网 - dzsc.com
Web在PSP中，所有的噪声计算都涉及噪声折叠效应。maxsideband参数指定用于将上转换或下转换到感兴趣频率的输出的噪声贡献相加的最大边带。噪声源对输出的贡献由周期传递函数调制。周期传递函数的调制是与传递函数的离散频谱的卷积。 Webundefined, 视频播放量 undefined、弹幕量 undefined、点赞数 undefined、投硬币枚数 undefined、收藏人数 undefined、转发人数 undefined, 视频作者 undefined, 作者简介 undefined，相关视频： elizabeth gash clothing
Cadence之计算器 骏的世界
WebTotal harmonic distortion (THD) is the measure of the deviation of voltage or current waveform from ideal sinusoidal shape. True Power Factor= Distortion Factor x Displacement Factor. Electrical equipment manufacturers follow the recommended harmonic standards to limit the harmonic emission from their products and ensure the protection of the ... WebFor calculating THD in ADE I found the equation as: THD=sqrt (sum (f^ (abs (Ai)^2),i=1:infty))/abs (Af)*100%. where `f' is the fundamental frequency and Ai are the … WebOct 26, 2024 · Cadence 计算器使用——settling timesettling time函数是用来测量运算放大器的建立时间，它的设置一共包含五个内容：Initial Value Type：初始值的类型（1）x at y：根据输入的横坐标获得对应的电压值作为初始值。（2）y：直接输入初始值的大小Initial Value：初始值的大小。 elizabeth garvie