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Wikiwand
6 天
Scorer's function
_{x_{1}}^{x_{2}}f(x)e^{i\phi (x)}dx} and the tabulation of the function G i ( z ) = 1 π ∫ 0 ∞ s i n ( u z + 1 3 u 3 ) d u {\displaystyle {\rm {Gi}}(z)={\frac ...
eeworld.com.cn
3 天
利用内置PGA和交流激励的24位Σ-Δ型ADC AD7195实现精密电子秤设计
当一阶滤波器陷波设置值为4.7Hz时,AD7195的均方根噪声为6 nV,峰峰值噪声为40 nV。当使用交流激励时(选中sinc 4 滤波器),这相当于1.17 Hz的输出数据速率。无噪声采样数等于 在实际操作中,称重传感器本身会引入一定的噪声。图3显示将1 kg重物置于称重传感器上 ...
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