Design of a constant fraction discriminator for the VFAT3 front-end ASIC of the CMS GEM detector

D. Abbaneo, M. Abbas, M. Abbrescia, A. A. Abdelalim, M. Abi Akl, O. Aboamer, D. Acosta, A. Ahmad, W. Ahmed, W. Ahmed, A. Aleksandrov, R. Aly, P. Altieri, C. Asawatangtrakuldee, P. Aspell, Y. Assran, I. Awan, S. Bally, Y. Ban, S. BanerjeeV. Barashko, P. Barria, G. Bencze, N. Beni, L. Benussi, V. Bhopatkar, S. Bianco, J. Bos, O. Bouhali, A. Braghieri, S. Braibant, S. Buontempo, C. Calabria, M. Caponero, C. Caputo, F. Cassese, A. Castaneda, S. Cauwenbergh, F. R. Cavallo, A. Celik, M. Choi, S. Choi, J. Christiansen, A. Cimmino, S. Colafranceschi, A. Colaleo, A. Conde Garcia, S. Czellar, M. M. Dabrowski, G. De Lentdecker

Research output: Contribution to journalArticle

2 Citations (Scopus)


In this work the design of a constant fraction discriminator (CFD) to be used in the VFAT3 chip for the read-out of the triple-GEM detectors of the CMS experiment, is described. A prototype chip containing 8 CFDs was implemented using 130 nm CMOS technology and test results are shown.

Original languageEnglish
Article numberC01023
JournalJournal of Instrumentation
Issue number1
Publication statusPublished - 14 Jan 2016



  • Analogue electronic circuits
  • Front-end electronics for detector readout
  • VLSI circuits

ASJC Scopus subject areas

  • Instrumentation
  • Mathematical Physics

Cite this

Abbaneo, D., Abbas, M., Abbrescia, M., Abdelalim, A. A., Akl, M. A., Aboamer, O., Acosta, D., Ahmad, A., Ahmed, W., Ahmed, W., Aleksandrov, A., Aly, R., Altieri, P., Asawatangtrakuldee, C., Aspell, P., Assran, Y., Awan, I., Bally, S., Ban, Y., ... Lentdecker, G. D. (2016). Design of a constant fraction discriminator for the VFAT3 front-end ASIC of the CMS GEM detector. Journal of Instrumentation, 11(1), [C01023].