A full-scale analysis of inputimpedance of the operational amplifier under the state of differentialinput is given here.
本文对运算放大器在差动输入状态下的输入阻抗问题做了全面的分析。
2
The signal of acidity electrode is detected by a differential amplifier circuit, which consists of operational amplifiers TLC2254 with high inputimpedance and low drift.