Microelectronics, Volume. 54, Issue 1, 38(2024)

A MASH Structure Interstage Op-Amp Sharing Σ-Δ Modulator

PENG Lixiao1, WANG Dong1,2, LI Zhentao2, DENG Huan2, and LONG Rui2
Author Affiliations
  • 1[in Chinese]
  • 2[in Chinese]
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    References(12)

    [1] [1] KWON C K, JEONG C H, MIN Y J, et al. An 80-dB SNR 4th-order discrete-time sigma-delta modulator [C] // 2011 International Symposium on Integrated Circuits. Singapore. 2011: 230-233.

    [2] [2] BALMELLI P, HUANG Q. A 25-MS/s 14-b 200-mW ΣΔ modulator in 0.18-μm CMOS [J]. IEEE Journal of Solid-State Circuits, 2004, 39(12): 2161-2169.

    [5] [5] ARNALDI I.Design of sigma-delta converters in MATLAB/Simulink [M]. Gewerbestrasse, Switzerland: Springer International Publishing, 2019: 79-80.

    [6] [6] KWAK Y S, CHO K I, KIM H J, et al. A 72.9-dB SNDR 20-MHz BW 2-2 discrete-time sturdy MASH delta-sigma modulator using source-follower-based integrators [C] // 2017 IEEE Asian Solid-State Circuits Conference (A-SSCC). Seoul, Korea. 2017: 289-292.

    [7] [7] YAO L, STEYAERT M, SANSEN W. A 1-V, 1-MS/s, 88-dB sigma-delta modulator in 0.13-um digital CMOS technology [C] // 2005 Symposium on VLSI Circuits, Digest of Technical Papers. Kyoto, Japan. 2005: 180-183.

    [8] [8] RAZAVI B. The switched-capacitor integrator [J]. IEEE Solid-State Circuits Magazine, 2017, 9(1): 9-11.

    [9] [9] SCHREIER R, TEMES G C. Understanding delta-sigma data converters [M]. Piscataway: IEEE Press, 2005: 217-221.

    [10] [10] YU W, HE L, XI J. An 18-bit 2-2 MASH delta-sigma modulator for isolated amplifier [J]. Microelectronics Journal, 2023, 136: 105794.

    [11] [11] JOSE B R, MYTHILI P, MATHEW J, et al. Wideband low-distortion sigma-delta ADC for WLAN [C] // 2007 6th International Conference on Information, Communications & Signal Processing. Singapore. 2007: 1-5.

    [12] [12] NGUYEN K, ADAMS R, SWEETLAND K, et al. A 106-dB SNR hybrid oversampling analog-to-digital converter for digital audio [J]. IEEE Journal of Solid-State Circuits, 2005, 40(12): 2408-2415.

    [13] [13] MORROW P, CHAMARRO M, LYDEN C, et al. A 0.18 μm 102 dB-SNR mixed CT SC audio-band ΔΣ ADC [C] // 2005 IEEE ISSCC. San Francisco, CA, USA. 2005: 178-180.

    [14] [14] SUNG G M, LEE C T, XIAO X, et al. 4th-order switched-current multistage-noise-shaping delta-sigma modulator with a simplified digital noise-cancellation circuit [J]. IEEE Access, 2020, 8: 168589-168600.

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    PENG Lixiao, WANG Dong, LI Zhentao, DENG Huan, LONG Rui. A MASH Structure Interstage Op-Amp Sharing Σ-Δ Modulator[J]. Microelectronics, 2024, 54(1): 38

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    Paper Information

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    Received: Aug. 30, 2023

    Accepted: --

    Published Online: Aug. 7, 2024

    The Author Email:

    DOI:10.13911/j.cnki.1004-3365.230334

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