【摘要】 本文讨论E/D NMOS斩波稳零运算放大器的设计方法,着重分析了斩波稳零运算放大器的失调因素,并导出了计算公式。 电路设计利用SPICE-Ⅱ程序进行了计算机模拟,样片的测试结果与分析结果一致。更多还原

【Abstract】 The design method of E/D NMOS chopper-stabilized operatinal amplifier is discussed. The offset factors are analyzed and a new formula is derived. The circuit design is simulated with SPICE-I1 and the experiment of test chip shows a satisfactory result.更多还原