A Calibration-Free Fractional-N Analog PLL With Negligible DSM Quantization Noise

被引:4
|
作者
Murphy, David [1 ]
Yang, Dihang [1 ]
Darabi, Hooman [2 ]
Behzad, Arya [3 ]
机构
[1] Broadcom Inc, Irvine, CA 92618 USA
[2] Broadcom Inc, Wireless Connect Grp, Irvine, CA 92618 USA
[3] Broadcom Inc, San Jose, CA 95131 USA
关键词
Clocks; Phase locked loops; Timing; Voltage-controlled oscillators; Quantization (signal); Phase frequency detectors; Prototypes; CMOS; inductor-capacitor (LC); Index Terms; oscillator; phase noise; phase-locked loop (PLL); voltage-controlled oscillator (VCO); OSCILLATOR; SYNTHESIZER;
D O I
10.1109/JSSC.2023.3263075
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
An analog fractional -N phase-locked loop (PLL) is presented, which largely eliminates quantization noise by overclocking the delta-sigma modulator (DSM). The overclocking technique, enabled by a multipath phase detector and linear resistor-DAC (RDAC) recombination, does not require a high-reference frequency and does not require calibration. A low power 7-nm prototype operating at 4.884 GHz exhibits 154-fs rms jitter and a figure of merit (FOM) of 255.8 dB.
引用
收藏
页码:2513 / 2525
页数:13
相关论文
共 50 条
  • [41] Fractional-N PLL Phase Noise Effects on Baseband Signal-to-Noise Ratio in FMCW Radars
    El-Shennawy, Mohammed
    Al-Qudsi, Belal
    Joram, Niko
    Ellinger, Frank
    2017 13TH CONFERENCE ON PH.D. RESEARCH IN MICROELECTRONICS AND ELECTRONICS (PRIME), 2017, : 77 - 80
  • [42] Glitch-Free Multi-Modulus Frequency Divider for Quantization Noise Suppression in Fractional-N PLLs
    Liu, Xiaoming
    Jin, Jing
    Li, Xi
    Zhou, Jianjun
    2011 IEEE INTERNATIONAL SYMPOSIUM ON CIRCUITS AND SYSTEMS (ISCAS), 2011, : 478 - 481
  • [43] New suppression scheme of ΔΣ Fractional-N spurs for PLL synthesizers using analog phase detectors
    Tajima, K
    Hayashi, R
    Takagi, T
    2005 IEEE MTT-S INTERNATIONAL MICROWAVE SYMPOSIUM, VOLS 1-4, 2005, : 1183 - 1186
  • [44] An Analog Enhanced All Digtial RF Fractional-N PLL With Self-Calibrated Capability
    Wang, Ping-Ying
    Zhan, Jing-Hong Conan
    Chang, Hsiang-Hui
    Hsieh, Bing-Yu
    PROCEEDINGS OF THE IEEE 2008 CUSTOM INTEGRATED CIRCUITS CONFERENCE, 2008, : 749 - 752
  • [45] A Digital Intensive Fractional-N PLL and All-Digital Self-Calibration Schemes
    Wang, Ping-Ying
    Zhan, Jing-Hong Conan
    Chang, Hsiang-Hui
    Chang, Hsiu-Ming Sherman
    IEEE JOURNAL OF SOLID-STATE CIRCUITS, 2009, 44 (08) : 2182 - 2192
  • [46] A Fractional-N DPLL with Adaptive Spur Cancellation and Calibration-Free Injection-Locked TDC in 65nm CMOS
    Ho, Cheng-Ru
    Chen, Mike Shuo-Wei
    2014 IEEE RADIO FREQUENCY INTEGRATED CIRCUITS SYMPOSIUM, 2014, : 97 - 100
  • [47] A Study of Self-Dithering for ΔΣ Fractional-N PLL
    Kato, Yuji
    Ioka, Eri
    Matsuya, Yasuyuki
    ELECTRONICS AND COMMUNICATIONS IN JAPAN, 2015, 98 (01) : 9 - 14
  • [48] CMOS fractional-N PLL IC at microwave frequencies
    Microwave J, 7 (162-165):
  • [49] Design and simulation of Fractional-N PLL frequency synthesizers
    Kozak, M
    Friedman, EG
    2004 IEEE INTERNATIONAL SYMPOSIUM ON CIRCUITS AND SYSTEMS, VOL 4, PROCEEDINGS, 2004, : 780 - 783
  • [50] A study of self-dithering for ΔΣ fractional-N PLL
    Kato, Yuji
    Ioka, Eri
    Matsuya, Yasuyuki
    Kato, Y., 1600, Institute of Electrical Engineers of Japan (133): : 234 - 238