This thread has been locked.

If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.

ADS127L11: 请问ADC的噪声有效值Vrms怎么得到

Part Number: ADS127L11


通过读取ADC数据输出,可以得到噪声峰峰值Vpp,但是怎么获得噪声有效值呢。我差了有两种关系,按照交流电sin波形来算:有效值 = 0.707 * 峰值;另一个是针对芯片热噪声有效值 ≈ Vpp / 6,峰峰值和有效值之间是6倍关系。