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ADS1278: ADS1278

Part Number: ADS1278

根据ADS1278芯片数据手册的图33可知,GAIN ERROR和温度相关,我们在一次测试中发现,以25℃作为归一化的标准,温度升高之后,GAIN ERROR先增大后减小,不同于手册中的持续减小,请问这种情况是我实验操作有问题?还是ADC1278确实可能出现这种变化?