DE69623963D1 - Gleichtaktregelungsschaltung für einen geschalteten volldifferentiellen Operationsverstärker - Google Patents

Gleichtaktregelungsschaltung für einen geschalteten volldifferentiellen Operationsverstärker

Info

Publication number
DE69623963D1
DE69623963D1 DE69623963T DE69623963T DE69623963D1 DE 69623963 D1 DE69623963 D1 DE 69623963D1 DE 69623963 T DE69623963 T DE 69623963T DE 69623963 T DE69623963 T DE 69623963T DE 69623963 D1 DE69623963 D1 DE 69623963D1
Authority
DE
Germany
Prior art keywords
control circuit
operational amplifier
common mode
mode control
fully differential
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
DE69623963T
Other languages
English (en)
Inventor
Andrea Baschirotto
Angelo Nagari
Rinaldo Castello
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.)
STMicroelectronics SRL
Original Assignee
STMicroelectronics SRL
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 STMicroelectronics SRL filed Critical STMicroelectronics SRL
Application granted granted Critical
Publication of DE69623963D1 publication Critical patent/DE69623963D1/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
    • H03F3/005—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
    • H03F3/45932—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection using IC blocks as the active amplifying circuit by using feedback means
    • H03F3/45937—Measuring at the loading circuit of the differential amplifier
    • H03F3/45946—Controlling the loading circuit of the differential amplifier
    • 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
    • H03F2203/45421—Indexing scheme relating to differential amplifiers the CMCL comprising a switched capacitor addition circuit

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Filters That Use Time-Delay Elements (AREA)
DE69623963T 1996-10-11 1996-10-11 Gleichtaktregelungsschaltung für einen geschalteten volldifferentiellen Operationsverstärker Expired - Lifetime DE69623963D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP96830523A EP0836274B1 (de) 1996-10-11 1996-10-11 Gleichtaktregelungsschaltung für einen geschalteten volldifferentiellen Operationsverstärker

Publications (1)

Publication Number Publication Date
DE69623963D1 true DE69623963D1 (de) 2002-10-31

Family

ID=8226031

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69623963T Expired - Lifetime DE69623963D1 (de) 1996-10-11 1996-10-11 Gleichtaktregelungsschaltung für einen geschalteten volldifferentiellen Operationsverstärker

Country Status (3)

Country Link
US (1) US5973537A (de)
EP (1) EP0836274B1 (de)
DE (1) DE69623963D1 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6380789B1 (en) * 1998-04-15 2002-04-30 Sgs-Thomson Microelectronics S.R.L. Switched input circuit structure
WO2000055862A1 (en) * 1999-03-16 2000-09-21 Ess Technology, Inc. Delta-sigma sample and hold
US6407658B2 (en) * 1999-05-14 2002-06-18 Koninklijke Philips Electronics N.V. Method and arrangement for filtering with common mode feedback for low power consumption
EP1254512B1 (de) * 2000-01-21 2008-09-17 Infineon Technologies AG Verstärker- oder filterschaltung in "switched-capacitor"-schaltungstechnik und verfahren zur verstärkung oder filterung von signalen
IT1320380B1 (it) 2000-05-26 2003-11-26 St Microelectronics Srl Circuito ad amplificatore operazionale a condensatori commutati,totalmente differenziale, con controllo di modo comune in uscita.
DE10040399A1 (de) * 2000-08-18 2002-03-07 Infineon Technologies Ag Schaltbarer Operationsverstärker für Switched-Opamp-Anwendungen
US6759898B1 (en) * 2003-01-24 2004-07-06 Ion E. Opris Dual input differential amplifier
EP1861723B1 (de) * 2005-03-09 2017-04-19 Analog Devices, Inc. Kondensatorschnittstellenschaltung mit einem endgerät
US7564273B2 (en) * 2007-02-06 2009-07-21 Massachusetts Institute Of Technology Low-voltage comparator-based switched-capacitor networks
FR2918826B1 (fr) * 2007-07-09 2009-10-02 Excem Soc Par Actions Simplifi Dispositif d'interface pseudo-differentiel avec circuit de commutation.
US7564307B2 (en) * 2007-09-04 2009-07-21 International Business Machines Corporation Common mode feedback amplifier with switched differential capacitor
US20100013537A1 (en) * 2008-07-15 2010-01-21 Teledyne Scientific & Imaging, Llc Low-voltage differential signaling receiver with common mode noise suppression
US8299837B1 (en) * 2011-08-16 2012-10-30 Himax Technologies Limited Integrator-based common mode stabilization method applied to pseudo-differential switched-capacitor circuit

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4697152A (en) * 1986-04-11 1987-09-29 Motorola, Inc. Fully differential switched capacitor amplifier having autozeroed common-mode feedback
IT1201839B (it) * 1986-08-08 1989-02-02 Sgs Microelettronica Spa Amplificatore operazionale di potenza cmos ad uscita interamente differenziale
US4720686A (en) * 1987-01-14 1988-01-19 Motorola, Inc. Circuit for converting a fully differential amplifier to a single-ended output amplifier
US5359294A (en) * 1993-10-05 1994-10-25 Motorola, Inc. Charge-balanced switched-capacitor circuit and amplifier circuit using same
US5391999A (en) * 1993-12-02 1995-02-21 Motorola Inc. Glitchless switched-capacitor biquad low pass filter

Also Published As

Publication number Publication date
EP0836274B1 (de) 2002-09-25
US5973537A (en) 1999-10-26
EP0836274A1 (de) 1998-04-15

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Legal Events

Date Code Title Description
8332 No legal effect for de