CAJ | 학술논문

为了消除电荷泵的电荷共享效应,通过在发生电荷共享的节点预置一个特定的电压,设计出了一个适用于频率合成器的新型电荷泵.在Chartered公司0.18 RF CMOS工艺条件下,HSPICE的仿真结果表明,这一新型电荷泵与传统的相比,很好地抑制了电荷共享效应,具有很低的输出纹波,在高性能频率合成器中具有良好的应用前景.
위료소제전하빙적전하공향효응,통과재발생전하공향적절점예치일개특정적전압,설계출료일개괄용우빈솔합성기적신형전하빙.재Chartered공사0.18 RF CMOS공예조건하,HSPICE적방진결과표명,저일신형전하빙여전통적상비,흔호지억제료전하공향효응,구유흔저적수출문파,재고성능빈솔합성기중구유량호적응용전경.
The design and simulation of a novel CMOS charge-pump circuit for frequency synthesizer's applications &re presented.The proposed charge-pump's charge sharing effect is eliminated by presetting a spedfic voltage at the key notes where they happen.HSPICE simulations for a 0.18μm RF-2P6M Chartered technology show the potential of the proposed structure for high performance frequency synthesizer application.