ASIC for small angle neutron scattering experiments at the SNS

Gianluigi De Geronimo, Jack Fried, Graham C. Smith, Bo Yu, Emerson Vernon, Charles L. Britton, William L. Bryan, Lloyd G. Clonts, Shane S. Frank

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

Abstract

We present an ASIC for a 3He gas detector to be used in small angle neutron scattering experiments at the Spallation Neutron Source in Oak Ridge. The ASIC is composed of 64 channels with low noise charge amplification, filtering, timing and amplitude measurement circuits, where an innovative current-mode peak-detector and digitizer (PDAD) is adopted. The proposed PDAD provides at the same time peak detection and A/D conversion in real time, at low power, and without requiring a clock signal. The channels share an efficient data sparsification and derandomization scheme, a 30-bit 256 deep FIFO, and low voltage differential signaling.

Original languageEnglish
Title of host publication2006 IEEE Nuclear Science Symposium - Conference Record
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages834-840
Number of pages7
ISBN (Print)1424405610, 9781424405619
DOIs
StatePublished - 2006
Event2006 IEEE Nuclear Science Symposium, Medical Imaging Conference and 15th International Workshop on Room-Temperature Semiconductor X- and Gamma-Ray Detectors, Special Focus Workshops, NSS/MIC/RTSD - San Diego, CA, United States
Duration: Oct 29 2006Nov 4 2006

Publication series

NameIEEE Nuclear Science Symposium Conference Record
Volume2
ISSN (Print)1095-7863

Conference

Conference2006 IEEE Nuclear Science Symposium, Medical Imaging Conference and 15th International Workshop on Room-Temperature Semiconductor X- and Gamma-Ray Detectors, Special Focus Workshops, NSS/MIC/RTSD
Country/TerritoryUnited States
CitySan Diego, CA
Period10/29/0611/4/06

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