Presentation 2006-07-27
Design of Ultra-low supply voltage, low noise CMOS amplifier
Yoshihiro MASUI, Takeshi YOSHIDA, Mamoru SASAKI, Atushi IWATA,
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Abstract(in English) Device deviation is serious problem in scaled CMOS technologies. Device deviation causes the dc offset voltage in the amplification circuit, and the circuit design by a low power-supply voltage becomes difficult. In this paper, Influence that device deviation exerts on amplification circuit is cleared up, and calibration technique is presented. The proposed technique is achieves autozero technique without analog switches. The low-noise amplifier fabricated by a 0.18-um CMOS technology was measured at a 0.6-V power supply, and achieved 130-uW power consumption, 89-nV/√Hz input noise (@100Hz).
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Low-noise amplifier / Low supply-voltage / Autozeroing / Chopper stabilization / Switched op-amp / CMOS / Device deviation
Paper # ICD2006-66
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Committee ICD
Conference Date 2006/7/20(1days)
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Registration To Integrated Circuits and Devices (ICD)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Design of Ultra-low supply voltage, low noise CMOS amplifier
Sub Title (in English)
Keyword(1) Low-noise amplifier
Keyword(2) Low supply-voltage
Keyword(3) Autozeroing
Keyword(4) Chopper stabilization
Keyword(5) Switched op-amp
Keyword(6) CMOS
Keyword(7) Device deviation
1st Author's Name Yoshihiro MASUI
1st Author's Affiliation Graduate School Advanced Sciences of Matter, Hiroshima University()
2nd Author's Name Takeshi YOSHIDA
2nd Author's Affiliation Graduate School Advanced Sciences of Matter, Hiroshima University
3rd Author's Name Mamoru SASAKI
3rd Author's Affiliation Graduate School Advanced Sciences of Matter, Hiroshima University
4th Author's Name Atushi IWATA
4th Author's Affiliation Graduate School Advanced Sciences of Matter, Hiroshima University
Date 2006-07-27
Paper # ICD2006-66
Volume (vol) vol.106
Number (no) 189
Page pp.pp.-
#Pages 6
Date of Issue