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Design and optimization of the readout system for X-ray CCDs

Authors :
Li Wei
Cui Wei-Wei
Lu Bo
Chen Yong
Han Da-Wei
Li Cheng-Kui
Huo Jia
Li Maoshun
Zhang Yi
Chen Tian-Xiang
Zhu Yue
Wang Yu-Sa
Liu Xiaoyan
Wang Juan
Xu Yu-Peng
Yang Yan-Ji
Hu Wei
Source :
Chinese Physics C. 36:846-850
Publication Year :
2012
Publisher :
IOP Publishing, 2012.

Abstract

A readout system for X-ray CCDs based on an improved architecture is presented; by optimizing several critical circuit blocks along the analog signal chain, the conflict between the readout speed and readout noise is greatly alleviated. Using CCD47-10 as its target CCD, the readout system has achieved 8.6e− readout noise and 142 eV FWHM at 5.9 keV Mn Kα under a pixel rate of 80 kHz. Also its performance of imaging has been investigated.

Details

ISSN :
16741137
Volume :
36
Database :
OpenAIRE
Journal :
Chinese Physics C
Accession number :
edsair.doi...........206525636a582a33cb25e3aaf846041e