差动放大电路又叫差分电路，他不仅能有效地放大交流信号，而且能有效地减小由于电源波动和晶体管随温度变化多引起的零点漂移，因而获得广泛的应用。特别是大量的应用于集成运放电路，他常被用作多级放大器的前置级。
差动放大电路(Differential amplifier),简称差放,是集成运算放大器(Intergrated operational amplifier)中常用的一种单元电路,具有优越的抑制零点漂移性能.
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采用高阻、低漂移运放t LC 2254组成高阻差动放大电路用于酸度电极信号测量。
The signal of acidity electrode is detected by a differential amplifier circuit, which consists of operational amplifiers TLC2254 with high input impedance and low drift.
设计了一个测量放大器电路，它由差动放大电路、共模抑制电路、双端单端转换电路和程控增益放大电路组成。
A measurement amplifier circuit is designed, which consists of circuits of differential amplifier, a common-mode rejection, double-end and single-end conversions and programmed gain amplifier.
半导体、二极体、双极电晶体、场效电晶体、电晶体放大器、频率响应、算放大器、差动及多极放大器、积体电路。
Semiconductor diodes bipolar junction transistors field-effect transistors transistor amplifiers frequency response operational amplifiers differential and multistage amplifiers integrated circuits.
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