ÚTEFČVUT Ústav technické a experimentální fyziky ČVUT v PrazeInstitute of Experimental and Applied Physics, CTU in Prague

Characterization of the Medipix3 pixel readout chip

NázevTitle
Characterization of the Medipix3 pixel readout chipCharacterization of the Medipix3 pixel readout chip
Druh výsledkuResult type
Článek v časopiseJournal article
AutořiAuthors
R. Ballabriga, G. Blaj, M. Campbell, M. Fiederle, D. Greiffenberg, E.H.M. Heijne, X. Llopart, R. Plackett, S. Procz, L. Tlustos, D. Tureček, W. Wong
Klíčová slovaKeywords
Front-end electronics for detector readout, Analogue electronic circuits, Digital electronic circuits
DOIDOI
10.1088/1748-0221/6/01/C01052
Časopis / citaceJournal / citation
Journal of Instrumentation 6(01), C01052-C01052 (2011) · ISSN 1748-0221
RokYear
2011
JazykLanguage
eng
ZáznamyRecords
ProjektProject
Fundamentální experimenty ve fyzice mikrosvětaFundamental Experiments in Physics of Microworld
CitovánoCited by
51 (OpenAlex)
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Plný text (open access)Full text (open access)
https://iopscience.iop.org/article/10.1088/1748-0221/6/01/C01052/pdf
Citace ke staženíDownload citation
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AbstraktAbstract

The Medipix3 chip is a hybrid pixel detector readout chip working in Single Photon Counting Mode. It has been developed with a new front-end architecture aimed at eliminating the spectral distortion produced by charge diffusion in highly segmented semiconductor detectors. In the new architecture charge deposited in overlapping clusters of four pixels is summed event-by-event and the incoming quantum is assigned as a single hit to the summing circuit with the biggest charge deposit (this mode of operation is called Charge Summing Mode (CSM)). In Single Pixel Mode (SPM) the charge reconstruction and the communication between neighbouring pixels is disabled. This is the operating mode in traditional detector systems. This paper presents the results of the characterization of the chip with electrical stimuli and radioactive sources.

The Medipix3 chip is a hybrid pixel detector readout chip working in Single Photon Counting Mode. It has been developed with a new front-end architecture aimed at eliminating the spectral distortion produced by charge diffusion in highly segmented semiconductor detectors. In the new architecture charge deposited in overlapping clusters of four pixels is summed event-by-event and the incoming quantum is assigned as a single hit to the summing circuit with the biggest charge deposit (this mode of operation is called Charge Summing Mode (CSM)). In Single Pixel Mode (SPM) the charge reconstruction and the communication between neighbouring pixels is disabled. This is the operating mode in traditional detector systems. This paper presents the results of the characterization of the chip with electrical stimuli and radioactive sources.

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