DE60027600D1 - Elektronische schaltung - Google Patents

Elektronische schaltung

Info

Publication number
DE60027600D1
DE60027600D1 DE60027600T DE60027600T DE60027600D1 DE 60027600 D1 DE60027600 D1 DE 60027600D1 DE 60027600 T DE60027600 T DE 60027600T DE 60027600 T DE60027600 T DE 60027600T DE 60027600 D1 DE60027600 D1 DE 60027600D1
Authority
DE
Germany
Prior art keywords
electronic switch
amplifiers
anplifier
maximized
allowing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE60027600T
Other languages
English (en)
Other versions
DE60027600T2 (de
Inventor
Alan Dawes
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Infineon Technologies AG
Original Assignee
Infineon Technologies AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Infineon Technologies AG filed Critical Infineon Technologies AG
Application granted granted Critical
Publication of DE60027600D1 publication Critical patent/DE60027600D1/de
Publication of DE60027600T2 publication Critical patent/DE60027600T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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
    • H03F3/45479—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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/005—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements using switched capacitors, e.g. dynamic amplifiers; using switched capacitors as resistors in differential amplifiers
    • 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
    • H03F3/45991—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 balancing means
    • H03F3/45995—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 balancing means using switching means
    • 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
    • H03F2203/45212—Indexing scheme relating to differential amplifiers the differential amplifier being designed to have a reduced offset
    • 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
    • H03F2203/45616—Indexing scheme relating to differential amplifiers the IC comprising more than one switch, which are not cross coupled

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Surgical Instruments (AREA)
  • Air Bags (AREA)
DE60027600T 1999-12-22 2000-12-18 Elektronische schaltung Expired - Lifetime DE60027600T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB9930388A GB2358097A (en) 1999-12-22 1999-12-22 A low voltage switched capacitor differential amplifier with improved dynamic range
GB9930388 1999-12-22
PCT/EP2000/012905 WO2001047103A2 (en) 1999-12-22 2000-12-18 Electronic circuit

Publications (2)

Publication Number Publication Date
DE60027600D1 true DE60027600D1 (de) 2006-06-01
DE60027600T2 DE60027600T2 (de) 2007-05-10

Family

ID=10866868

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60027600T Expired - Lifetime DE60027600T2 (de) 1999-12-22 2000-12-18 Elektronische schaltung

Country Status (8)

Country Link
US (1) US6333673B2 (de)
EP (1) EP1250751B1 (de)
AT (1) ATE324702T1 (de)
AU (1) AU2168101A (de)
DE (1) DE60027600T2 (de)
GB (1) GB2358097A (de)
TW (1) TW477108B (de)
WO (1) WO2001047103A2 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002314354A (ja) * 2001-04-10 2002-10-25 Mitsubishi Electric Corp 多段増幅回路
US7023243B2 (en) * 2002-05-08 2006-04-04 University Of Southern California Current source evaluation sense-amplifier
US7705671B1 (en) * 2006-07-28 2010-04-27 National Semiconductor Corporation Audio amplifier having an input stage with a supply-independent reference voltage
JP4956573B2 (ja) * 2009-03-19 2012-06-20 株式会社東芝 増幅回路及び磁気センサ
US8120423B2 (en) * 2009-12-23 2012-02-21 Omnivision Technologies, Inc. OP-AMP sharing with input and output reset

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4633425A (en) * 1981-10-13 1986-12-30 Intel Corporation Switched capacitor filter utilizing a differential input and output circuit
US4531106A (en) 1983-10-04 1985-07-23 At&T Technologies, Inc. Switched capacitor circuits
US4667179A (en) 1985-03-07 1987-05-19 Xerox Corporation Two reference voltage weighted capacitor digital to analog converter
GB2202400B (en) 1987-03-19 1991-05-29 Motorola Inc Switched capacitor circuit
US4849661A (en) 1988-06-16 1989-07-18 Intel Corporation CMOS input buffer with switched capacitor reference voltage generator
US4833418A (en) * 1988-09-01 1989-05-23 Archive Corporation Compensation circuit for nullifying differential offset voltage and regulating common mode voltage of differential signals
US5166630A (en) 1989-05-24 1992-11-24 Motorola, Inc. Low current switched capacitor circuit
US5084639A (en) * 1990-09-17 1992-01-28 General Electric Company Low frequency noise canceling photodetector preamplifier useful for computerized tomography
JPH04312014A (ja) 1991-04-11 1992-11-04 Matsushita Electric Ind Co Ltd スイッチトキャパシタフィルタおよびその回路
US5563504A (en) 1994-05-09 1996-10-08 Analog Devices, Inc. Switching bandgap voltage reference
EP0689286B1 (de) * 1994-06-24 2000-03-29 STMicroelectronics S.r.l. Schaltung mit getakteten Kapazitäten mit niedriger Versorgungsspannung unter Verwendung von getakteten Operationsverstärkern mit optimiertem Spannungshub
US5565813A (en) 1995-05-15 1996-10-15 Motorola Inc. Apparatus for a low voltage differential amplifier incorporating switched capacitors
GB2308684B (en) 1995-12-22 2000-03-29 Motorola Inc Switched-capacitor reference circuit
US5790064A (en) 1996-04-10 1998-08-04 Oasis Design, Inc. Apparatus and method for switching capacitors within a switched capacitor circuit at times selected to avoid data dependent loading upon reference voltage supplies
US5847600A (en) * 1996-04-26 1998-12-08 Analog Devices, Inc. Multi-stage high-gain high-speed amplifier
JPH1051270A (ja) 1996-07-31 1998-02-20 Yozan:Kk スイッチトキャパシタ回路
FR2754405B1 (fr) * 1996-10-08 1998-12-18 Dolphin Integration Sa Montage a faible bruit d'un amplificateur
JP3424549B2 (ja) * 1998-04-10 2003-07-07 横河電機株式会社 スイッチトキャパシタ回路

Also Published As

Publication number Publication date
EP1250751B1 (de) 2006-04-26
EP1250751A2 (de) 2002-10-23
DE60027600T2 (de) 2007-05-10
US20010011922A1 (en) 2001-08-09
WO2001047103A2 (en) 2001-06-28
AU2168101A (en) 2001-07-03
ATE324702T1 (de) 2006-05-15
GB2358097A (en) 2001-07-11
US6333673B2 (en) 2001-12-25
GB9930388D0 (en) 2000-02-16
TW477108B (en) 2002-02-21
WO2001047103A3 (en) 2001-12-27

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition