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Quenching Circuit and SPAD Integrated in CMOS 65 nm with 7.8 ps FWHM Single Photon Timing Resolution
- Frédéric Nolet,
- Samuel Parent,
- Nicolas Roy,
- Marc-Olivier Mercier,
- Serge A. Charlebois,
- Réjean Fontaine and
- Jean-Francois Pratte
This paper presents a new quenching circuit (QC) and single photon avalanche diode (SPAD) implemented in TSMC CMOS 65 nm technology. The QC was optimized for single photon timing resolution (SPTR) with a view to an implementation in a 3D digital SiPM...

