A 3.2mW SAR-assisted CTΔΣ ADC with 77.5dB SNDR and 40MHz BW in 28nm CMOS

P. Cenci, M. Bolatkale, R. Rutten, M. Ganzerli, G. Lassche, K. Makinwa, L. Breems

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

13 Citations (Scopus)

Abstract

This paper presents a SAR-assisted Continuous-time Delta-Sigma (CT Δ Σ ) ADC, which combines the energy efficiency of SAR ADCs with the relaxed driving requirements of CT Δ Σ ADCs, as well as similar anti-alias filtering. When clocked at 2.4GHz, the ADC achieves 77.5dB SNDR in 40MHz BW. It consumes 3.2mW, resulting in a state-of-the-art Walden FoM of 6.5fJ/cs and a Schreier FOM of 178.5dB.

Original languageEnglish
Title of host publication2019 Symposium on VLSI Circuits, VLSI Circuits 2019 - Digest of Technical Papers
Place of PublicationPiscataway
PublisherInstitute of Electrical and Electronics Engineers
PagesC230-C231
Number of pages2
ISBN (Electronic)978-4-86348-720-8
DOIs
Publication statusPublished - 1 Jun 2019
Event33rd Symposium on VLSI Circuits, VLSI Circuits 2019 - Kyoto, Japan, Kyoto, Japan
Duration: 9 Jun 201914 Jun 2019

Conference

Conference33rd Symposium on VLSI Circuits, VLSI Circuits 2019
Country/TerritoryJapan
CityKyoto
Period9/06/1914/06/19

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