Low-Offset Band-Pass Signal Shaper with High Time Resolution in 40 nm CMOS Technology

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Abstract

State-of-the-art readout integrated circuits (ROICs) operating in particle-counting mode are gravitating toward high time resolution, low-noise, and low-power analog readout frontends to detect and register the arrival time of charge signals with a high accuracy. To achieve a time resolution of a few nanoseconds, an intermediate stage, known as a signal shaper block, is the preferred solution in the readout frontend, as it compensates for the inter-symbol interference-induced errors by realizing a band-pass transfer function. This paper presents the design methodology and experimental characterization of a state-of-the-art, high time resolution, low-offset, and power-efficient band-pass signal shaper block intended for fitting the voltage signals generated by a charge-sensitive amplifier (CSA) as a function of charge signals as small as 160 aC, into timeframes of 2.5 ns with 17 times offset attenuation while consuming 0.17 mW of power. Detailed information about the operation principle of this CSA, designed in TSMC 40 nm MS/RF CMOS technology, is reported in a previous publication.
Original languageEnglish
Title of host publicationProceedings of the IECON 2023- 49th Annual Conference of the IEEE Industrial Electronics Society
PublisherIEEE
Number of pages5
ISBN (Electronic)979-8-3503-3182-0
ISBN (Print)979-8-3503-3183-7
DOIs
Publication statusPublished - 2023
EventIECON 2023- 49th Annual Conference of the IEEE Industrial Electronics Society - Singapore, Singapore
Duration: 16 Oct 202319 Oct 2023

Publication series

NameProceedings of the Annual Conference of the IEEE Industrial Electronics Society
PublisherIEEE
ISSN (Print)1553-572X
ISSN (Electronic)2577-1647

Conference

ConferenceIECON 2023- 49th Annual Conference of the IEEE Industrial Electronics Society
Country/TerritorySingapore
CitySingapore
Period16/10/2319/10/23

Bibliographical note

Green Open Access added to TU Delft Institutional Repository 'You share, we take care!' - Taverne project https://www.openaccess.nl/en/you-share-we-take-care
Otherwise as indicated in the copyright section: the publisher is the copyright holder of this work and the author uses the Dutch legislation to make this work public.

Keywords

  • readout integrated circuit ROIC
  • analog frontend
  • charge-sensitive amplifier
  • signal shaper block
  • low-offset
  • lownoise
  • power-efficient
  • high time resolution

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