ZHCACG9A june 2018 – march 2023 ADS1120 , ADS112C04 , ADS112U04 , ADS1147 , ADS1148 , ADS114S06 , ADS114S06B , ADS114S08 , ADS114S08B , ADS1220 , ADS122C04 , ADS122U04 , ADS1247 , ADS1248 , ADS124S06 , ADS124S08 , ADS125H02 , ADS1260 , ADS1261 , ADS1262 , ADS1263
在测量中使用高侧基准可降低 IDAC1 和 IDAC2 的匹配要求。在该拓扑中,单个 IDAC 电流流经 RTD 和 RREF,从而消除 IDAC 失配导致的增益误差。