新型低压、高速CMOS电荷泵电路

被引:3
作者
俞宏
韩雁
机构
[1] 浙江大学微电子技术与系统设计研究所
关键词
电荷泵; 锁相环; 电荷注入; 高速低功耗;
D O I
暂无
中图分类号
TN43 [半导体集成电路(固体电路)];
学科分类号
摘要
针对电荷泵传统电路中存在的电荷注入、时钟馈通、电荷分享等现象、问题,提出了相应的解决措施,并且提出了一种新型的电荷泵电路。电路按0.18μmCMOS工艺设计,Spectre仿真,可以工作在1V电源电压下,频率达到1GHz,输出电压范围为100~980mV,功耗130μW,输出波形连贯无跳跃。该电荷泵具有结构简单、低压低功耗的特性,适合高速锁相环电路的使用。
引用
收藏
页码:279 / 282
页数:4
相关论文
共 7 条
[1]  
A low-jitter 1. 9-V CMOS PLL for UltraSPARC microprocessor applications. Ahn H and Allstot D. IEEE Journal of Solid State Circuits . 2000
[2]  
Switched currentcircuitsindigitalCMOStechnologywithlowcharge injectionerrors. GaneshKumar,Balachandran,PhillpE.Allen. IEEE Journalof Solid StateCircuits . 2002
[3]  
A new CMOS charge pump for low-voltage high-speed PLL applications. Baki R A and El-Gamal M N. In: Circuits and Systems, 2 0 0 3. ISCAS ’ 0 3 .
[4]  
A Novel Charge Pump in PLL. LIN Yijing and SHENG Shimin. Acta Scientiarum Naturalium Universitatis Pekinensis, May . 2002
[5]  
CMOS switched-op-amp-based sample-and-hold circuit. Liang Dai and Harjani,R. Solid-State Circuits IEEE Journal of, Jan . 2000
[6]  
SiGe BiCMOS 3. 3-V clock and data recovery circuits for 1 0-Gb/s serial transmission systems. Meghelli M,Parker B,Ainspan H,and Soyuer M. IEEE Journal of Solid State Circuits . 2000
[7]  
A CMOS frequency synthesizer with an injection-locked frequency divider for a 5-GHz wireless LAN receiver. Rategh H,Samavati H,and Lee T. IEEE J. Solid-State Circuits, May . 2000