介绍了如何克服单片机数据检测系统中放大器的增益漂移、温度漂移对测量精度的影响。
This paper introduces how to prevent the deflection of gain and temperature in an amplifier from influencing the measurement accuracy of chip micro computer data detection system.
借此模型，克服零点漂移及增益漂移对检测精度的影响，补偿信号输入通道的非线性，实现了数据的规范化处理。
Based on this model both zero and gain drifts of the input channel can be corrected and its nonlinearity can be offset. Furthermore, the data normalization can also be done.
针对雪崩二极管温度漂移的问题，本文设计和分析一种新型的温度补偿电路，使雪崩二极管达到了最佳雪崩增益。
To solve the problem of temperature drift, a new circuit with temperature compensation is designed and analyzed which enables APD to reach the optimal avalanche gain.
该转换器的高输入阻抗和低失调电压漂移输入增益级可以保证芯片在微弱电压信号下正常工作。
The designed converter could operate well with a slender supply voltage signal because of its high input resistance and low offset drift.
该可编程增益放大器采用源极反馈电阻可变的差分放大器结构，且带有直流漂移校正电路。
The PGA consists of the differential amplifier with variable source degeneration resistor and the DC-offset correction circuit.
该可编程增益放大器采用源极反馈电阻可变的差分放大器结构，且带有直流漂移校正电路。
The PGA consists of the differential amplifier with variable source degeneration resistor and the DC-offset correction circuit.
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