吉林大学学报(工学版) ›› 2013, Vol. 43 ›› Issue (增刊1): 402-405.
臧睦君, 王春悦, 冯进
ZANG Mu-jun, WANG Chun-yue, FENG Jin
摘要:
提出了一种新颖的电压模式通用双二阶电流反馈放大器 (Current-feedback operational amplifier,CFOA)滤波电路结构,该电路由四个电流反馈放大器、两个电容和十个电阻构成,可同时实现低通、带通、高通、带阻和全通的滤波功能。给出了实现电路,并完成了计算机仿真。PSPICE仿真结果表明,所提出电路结构简单,灵敏度低。所有电容接地,便于全集成。
中图分类号:
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