A Subharmonically Injection-Locked PLL With Calibrated Injection Pulsewidth

被引:24
|
作者
Wei, Chih-Lu [1 ]
Kuan, Ting-Kuei
Liu, Shen-Iuan
机构
[1] Natl Taiwan Univ, Grad Inst Elect Engn, Taipei 10617, Taiwan
关键词
Phase noise; phase-locked loop (PLL); pulsewidth-calibrated loop (PWCL); subharmonically injection locked;
D O I
10.1109/TCSII.2015.2407753
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
A subharmonically injection-locked phase-locked loop (SIPLL) using a pulsewidth-calibrated loop is presented. The injection timing and the pulsewidth of the injected pulse are calibrated to tolerate the process variations. This SIPLL is fabricated in a 40-nm CMOS process. The measured output frequency ranges from 0.4 to 1.6 GHz. Its power is 1.49 mW for a supply of 1.1 V at 1.6 GHz. The root-mean-square jitter is 2.29 ps.
引用
收藏
页码:548 / 552
页数:5
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