如何选择有源滤波器中运算的放大器,需要关心一下的如下指标:低失调电压(Low Offset Voltage) (通常小于 500uV);低偏流(Low Bias Current) (通常小于 50pA);低噪声;具备轨道到轨道输入特性。
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Low Power Low Offset Voltage Dual Comparators.
低功耗,低失调,双路电压比较器。
The contact potential or thermoelectric offset voltage is the key specification of a switch card designed for low voltage switching.
接触电势或热电效应偏移电压是设计用于低压切换的开关卡的关键技术指标。
Due to its relative low amplitude properties, the bioelectricity signal is easy influenced by surrounding factor, the amplifier with low noise and voltage offset is required.
由于生物电信号非常微弱,容易受量测环境及电路本身等因素所影响,故要求该放大器具有低噪声和低失调电压的性能。
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