【摘要】 本文在分析传统直流供电 CMOS电路和新型交流供电 CMOS电路功耗的基础上 ,从系统电源能耗的角度出发 ,结合 CMOS单元电路的 PSPICE模拟 ,提出了手段较为简便的针对于两类电路单元的功耗估计方法 ,并具体对两个电路实例进行了功耗估计 .模拟结果能直观地反映系统内部的开关动作和能耗特性 .更多还原

【Abstract】 By analyzing the power dissipation of the traditional static CMOS circuit adopted DC-supply and the energy-recovery CMOS circuit adopted AC-supply,from the point of energy dissipation of power-supply,this paper presented two sim ple power estim ation m ethods based on the PSPICE simulation of CMOS unit circuit.They were applied into the power estimation of two concrete circuits, the results intuitively reflect the switching activities and the power characteristics of the circuits.更多还原