Microelectronics, Volume. 55, Issue 1, 120(2025)

A Low-mismatch and Automatic Calibration Charge Pump

TAO Lei, LI Ting, and MA Ziming
Author Affiliations
  • CETC Academy of Chips Technology, Chongqing 401332, P R China
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    References(7)

    [2] [2] SHARKIA A, MIRABBASI S, SHEKHAR S. A type-I sub-sampling PLL with a 100 × 100 m2 footprint and −255-dB FOM[J]. IEEE Journal of Solid-State Circuits, 2018, 53(12): 3553-3564.

    [3] [3] HATI M K, BHATTACHARYYA T K. A high o/p resistance, wide swing and perfect current matching charge pump having switching circuit for PLL[J]. Microelectronics Journal, 2013, 44(8): 649-657.

    [4] [4] AMER A G, IBRAHIM S A, RAGAI H F. A novel current steering charge pump with low current mismatch and variation[C]//2016 IEEE International Symposium on Circuits and Systems. Montreal, QC, Canada. 2016: 1666-1669.

    [5] [5] CHOI Y S, HAN D H. Gain-boosting charge pump for current matching in phase-locked loop[J]. IEEE Transactions on Circuits and Systems II: Express Briefs, 2006, 53(10): 1022-1025.

    [6] [6] ZU J T, XING X P, FENG H G. A charge pump with perfect current matching applied to phase-locked loop in 65nm CMOS[C]//2021 IEEE 14th International Conference on ASIC. Kunming, China. 2021: 1-4.

    [8] [8] RHEE W. Design of high-performance CMOS charge pumps in phase-locked loops[C]//1999 IEEE International Symposium on Circuits and Systems. Orlando, FL, USA. 1999: 545-548.

    [9] [9] GE W G, MA T L, XIAO J H, et al. A high-speed and low-noise charge pump for PLL[C]//2023 5th International Conference on Circuits and Systems. Huzhou, China. 2023: 268-272.

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    TAO Lei, LI Ting, MA Ziming. A Low-mismatch and Automatic Calibration Charge Pump[J]. Microelectronics, 2025, 55(1): 120

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    Paper Information

    Category:

    Received: Jan. 10, 2025

    Accepted: Jun. 19, 2025

    Published Online: Jun. 19, 2025

    The Author Email:

    DOI:10.13911/j.cnki.1004-3365.250015

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