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IEICE TRANSACTIONS on Communications

Open Access
Development of Cryogenic Readout Electronics for Far-Infrared Astronomical Focal Plane Array

Hirohisa NAGATA, Takehiko WADA, Hirokazu IKEDA, Yasuo ARAI, Morifumi OHNO, Koichi NAGASE

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Summary :

We have been developing low power cryogenic readout electronics for space borne large format far-infrared image sensors. As the circuit elements, a fully-depleted-silicon-on-insulator (FD-SOI) CMOS process was adopted because they keep good static performance even at 4.2 K where where various anomalous behaviors are seen for other types of CMOS transistors. We have designed and fabricated several test circuits with the FD-SOI CMOS process and confirmed that an operational amplifier successfully works with an open loop gain over 1000 and with a power consumption around 1.3 µW as designed, and the basic digital circuits worked well. These results prove that the FD-SOI CMOS process is a promising candidate of the ideal cryogenic readout electronics for far-infrared astronomical focal plane array sensors.

Publication
IEICE TRANSACTIONS on Communications Vol.E94-B No.11 pp.2952-2960
Publication Date
2011/11/01
Publicized
Online ISSN
1745-1345
DOI
10.1587/transcom.E94.B.2952
Type of Manuscript
Special Section INVITED PAPER (Special Section on Space, Aeronautical and Navigational Technologies in Conjunction with Main Topics of WSANE and ICSANE)
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