CN104170251B - 具有低输入泄漏的自动调零放大器 - Google Patents

具有低输入泄漏的自动调零放大器 Download PDF

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Publication number
CN104170251B
CN104170251B CN201380014201.0A CN201380014201A CN104170251B CN 104170251 B CN104170251 B CN 104170251B CN 201380014201 A CN201380014201 A CN 201380014201A CN 104170251 B CN104170251 B CN 104170251B
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CN
China
Prior art keywords
switch
coupled
amplifier
voltage
control circuit
Prior art date
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Active
Application number
CN201380014201.0A
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English (en)
Chinese (zh)
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CN104170251A (zh
Inventor
V·V·伊娃诺夫
B·P·路舒晨
K·卡德沃
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Texas Instruments Inc
Original Assignee
Texas Instruments Inc
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Publication of CN104170251A publication Critical patent/CN104170251A/zh
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Publication of CN104170251B publication Critical patent/CN104170251B/zh
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Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/45—Differential amplifiers
    • H03F3/45071—Differential amplifiers with semiconductor devices only
    • H03F3/45076—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier
    • H03F3/45475—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier using IC blocks as the active amplifying circuit
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/45—Differential amplifiers
    • H03F3/45071—Differential amplifiers with semiconductor devices only
    • H03F3/45479—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection
    • H03F3/45928—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection using IC blocks as the active amplifying circuit
    • H03F3/45968—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection using IC blocks as the active amplifying circuit by offset reduction
    • H03F3/45973—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection using IC blocks as the active amplifying circuit by offset reduction by using a feedback circuit
    • H03F3/45977—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection using IC blocks as the active amplifying circuit by offset reduction by using a feedback circuit using switching means, e.g. sample and hold
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/45—Indexing scheme relating to differential amplifiers
    • H03F2203/45461—Indexing scheme relating to differential amplifiers the CSC comprising one or more switched capacitors
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/45—Indexing scheme relating to differential amplifiers
    • H03F2203/45551—Indexing scheme relating to differential amplifiers the IC comprising one or more switched capacitors

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
CN201380014201.0A 2012-03-14 2013-03-14 具有低输入泄漏的自动调零放大器 Active CN104170251B (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201261610527P 2012-03-14 2012-03-14
US61/610,527 2012-03-14
US13/557,446 2012-07-25
US13/557,446 US8810311B2 (en) 2012-03-14 2012-07-25 Auto-zeroed amplifier with low input leakage
PCT/US2013/031151 WO2013138546A1 (en) 2012-03-14 2013-03-14 Auto-zeroed amplifier with low input leakage

Publications (2)

Publication Number Publication Date
CN104170251A CN104170251A (zh) 2014-11-26
CN104170251B true CN104170251B (zh) 2017-06-23

Family

ID=49157063

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201380014201.0A Active CN104170251B (zh) 2012-03-14 2013-03-14 具有低输入泄漏的自动调零放大器

Country Status (4)

Country Link
US (1) US8810311B2 (enExample)
JP (1) JP6253634B2 (enExample)
CN (1) CN104170251B (enExample)
WO (1) WO2013138546A1 (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10666066B2 (en) 2015-12-24 2020-05-26 Yazaki Corporation Differential voltage measurement device
JP6554453B2 (ja) * 2015-12-24 2019-07-31 矢崎総業株式会社 差電圧測定装置
US10210946B2 (en) 2016-07-08 2019-02-19 Analog Devices, Inc. Electronic switch exhibiting low off-state leakage current
US11283419B2 (en) 2020-03-24 2022-03-22 Semiconductor Components Industries, Llc Auto-zero amplifier for reducing output voltage drift over time
US20240146267A1 (en) * 2022-11-02 2024-05-02 Texas Instruments Incorporated Auto zero techniques for high voltage analog front-end with robust ac common-mode rejection

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4276513A (en) * 1979-09-14 1981-06-30 John Fluke Mfg. Co., Inc. Auto-zero amplifier circuit with wide dynamic range
US4714843A (en) * 1985-08-30 1987-12-22 Thomson Components-Mostek Corporation Semiconductor chip power supply monitor circuit arrangement
US5805019A (en) * 1996-09-24 1998-09-08 Hyundai Electronics Industries Co., Ltd. Voltage gain amplifier for converting a single input to a differential output
US6480178B1 (en) * 1997-08-05 2002-11-12 Kabushiki Kaisha Toshiba Amplifier circuit and liquid-crystal display unit using the same
JP4095174B2 (ja) * 1997-08-05 2008-06-04 株式会社東芝 液晶ディスプレイ装置
JP4510955B2 (ja) 1999-08-30 2010-07-28 日本テキサス・インスツルメンツ株式会社 液晶ディスプレイのデータ線駆動回路
US6340903B1 (en) * 2000-05-10 2002-01-22 Zilog, Ind. Auto-zero feedback sample-hold system
JP4449189B2 (ja) * 2000-07-21 2010-04-14 株式会社日立製作所 画像表示装置およびその駆動方法
JP2005005620A (ja) 2003-06-13 2005-01-06 Toyota Industries Corp スイッチトキャパシタ回路及びその半導体集積回路
JP2005159511A (ja) * 2003-11-21 2005-06-16 Mitsubishi Electric Corp 増幅回路
JP4503445B2 (ja) * 2005-01-12 2010-07-14 シャープ株式会社 電圧レベル増幅機能付きバッファ回路および液晶表示装置
CN100553159C (zh) * 2006-05-25 2009-10-21 北京六合万通微电子技术股份有限公司 用于消除无线通信发射机中本振泄漏的装置
US7564273B2 (en) 2007-02-06 2009-07-21 Massachusetts Institute Of Technology Low-voltage comparator-based switched-capacitor networks
JP2008199563A (ja) * 2007-02-16 2008-08-28 Sanyo Electric Co Ltd 増幅回路
JP2010028160A (ja) 2008-07-15 2010-02-04 Yokogawa Electric Corp サンプルホールド回路
KR100992160B1 (ko) 2008-10-10 2010-11-05 한양대학교 산학협력단 누설 전류가 감소된 스위치드 캐패시터 회로

Also Published As

Publication number Publication date
JP6253634B2 (ja) 2017-12-27
JP2015512230A (ja) 2015-04-23
US20130241637A1 (en) 2013-09-19
WO2013138546A1 (en) 2013-09-19
CN104170251A (zh) 2014-11-26
US8810311B2 (en) 2014-08-19

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