Based on the PMOS bulk driven technique, a low voltage CMOS cascade current mirror (BDCCM) is presented, and then the input/output impedance and frequency characteristics are discussed.

• 摘要基于PMOS衬底驱动技术设计了低压PMOS衬底驱动CMOS共源共栅电流镜电路(BDCCM)，并讨论分析了其输入阻抗、输出阻抗和频率特性。