MASH Digital Delta-Sigma Modulators for the CMOS Qubit Controller

Hyunyoung Yoo, Muhammad Fakhri Mauludin, Yeonsu Kim, Su Hyeon Kim, Eun Ji Yoo, Jae Yun Park, Jusung Kim, Jae Won Nam

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

A reliable and highly linear operation of integrated cryogenic CMOS circuits is essential for controlling multiple qubits without degrading quantum functionality. This paper presents a CMOS qubit controller based on a delta-sigma modulator (DSM) with reduced control bits. The behavioral model with different multi-stage noise shaping (MASH) DSM is also compared to the conventional Nyquist-mode operation. The total power dissipation of the proposed qubit controller is 1447 mW (digital: 1313 mW, analog: 134 mW).

Original languageEnglish
Title of host publicationIEEE Computer Society Annual Symposium on VLSI, ISVLSI 2025 - Conference Proceedings
PublisherIEEE Computer Society
ISBN (Electronic)9798331534776
DOIs
StatePublished - 2025
Event28th IEEE Computer Society Annual Symposium on VLSI, ISVLSI 2025 - Kalamata, Greece
Duration: 6 Jul 20259 Jul 2025

Publication series

NameProceedings of IEEE Computer Society Annual Symposium on VLSI, ISVLSI
ISSN (Print)2159-3469
ISSN (Electronic)2159-3477

Conference

Conference28th IEEE Computer Society Annual Symposium on VLSI, ISVLSI 2025
Country/TerritoryGreece
CityKalamata
Period6/07/259/07/25

Keywords

  • CMOS Qubit Controller
  • Delta-Sigma Modulator (DSM)
  • multi-stage noise shaping (MASH)

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