DE69516381D1 - Verstärker mit grossem Gleichtaktpegel und konstanter Transkonduktanz - Google Patents

Verstärker mit grossem Gleichtaktpegel und konstanter Transkonduktanz

Info

Publication number
DE69516381D1
DE69516381D1 DE69516381T DE69516381T DE69516381D1 DE 69516381 D1 DE69516381 D1 DE 69516381D1 DE 69516381 T DE69516381 T DE 69516381T DE 69516381 T DE69516381 T DE 69516381T DE 69516381 D1 DE69516381 D1 DE 69516381D1
Authority
DE
Germany
Prior art keywords
amplifier
common mode
mode level
large common
constant transconductance
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
DE69516381T
Other languages
English (en)
Other versions
DE69516381T2 (de
Inventor
Frederic Goutti
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 SA
Original Assignee
STMicroelectronics SA
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 SA filed Critical STMicroelectronics SA
Application granted granted Critical
Publication of DE69516381D1 publication Critical patent/DE69516381D1/de
Publication of DE69516381T2 publication Critical patent/DE69516381T2/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
    • H03F3/45484—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection in differential amplifiers with bipolar transistors as the active amplifying circuit
    • H03F3/45547—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection in differential amplifiers with bipolar transistors as the active amplifying circuit by using feedforward means
    • H03F3/45551—Measuring at the input circuit of the differential amplifier
    • H03F3/4556—Controlling the common emitter circuit of the differential amplifier
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/30—Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor
    • H03F3/3066—Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor the collectors of complementary power transistors being connected to the output
    • 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
    • H03F3/4508—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier using bipolar transistors as the active amplifying circuit
    • H03F3/45112—Complementary long tailed pairs having parallel inputs and being supplied in parallel
    • H03F3/45121—Folded cascode stages
    • 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
    • H03F3/45484—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection in differential amplifiers with bipolar transistors as the active amplifying circuit
    • H03F3/45547—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection in differential amplifiers with bipolar transistors as the active amplifying circuit by using feedforward means
    • H03F3/45551—Measuring at the input circuit of the differential amplifier
    • H03F3/45565—Controlling the active amplifying circuit of the differential amplifier
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/72—Gated amplifiers, i.e. amplifiers which are rendered operative or inoperative by means of a control signal
    • 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
    • H03F2203/45028—Indexing scheme relating to differential amplifiers the differential amplifier amplifying transistors are folded cascode coupled transistors
    • 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
    • H03F2203/45302—Indexing scheme relating to differential amplifiers the common gate stage of a cascode dif amp being controlled

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
DE69516381T 1994-12-21 1995-12-18 Verstärker mit grossem Gleichtaktpegel und konstanter Transkonduktanz Expired - Lifetime DE69516381T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9415672A FR2728743B1 (fr) 1994-12-21 1994-12-21 Amplificateur a grande excursion de mode commun et a transconductance constante

Publications (2)

Publication Number Publication Date
DE69516381D1 true DE69516381D1 (de) 2000-05-25
DE69516381T2 DE69516381T2 (de) 2000-11-30

Family

ID=9470260

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69516381T Expired - Lifetime DE69516381T2 (de) 1994-12-21 1995-12-18 Verstärker mit grossem Gleichtaktpegel und konstanter Transkonduktanz

Country Status (5)

Country Link
US (1) US5729177A (de)
EP (1) EP0718968B1 (de)
JP (1) JP2904087B2 (de)
DE (1) DE69516381T2 (de)
FR (1) FR2728743B1 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI102647B1 (fi) * 1997-04-22 1999-01-15 Nokia Mobile Phones Ltd Ohjelmoitava vahvistin
US6051999A (en) * 1998-01-14 2000-04-18 Intel Corporation Low voltage programmable complementary input stage sense amplifier
FR2797537B1 (fr) * 1999-08-09 2001-10-19 St Microelectronics Sa Amplificateur operationnel a centrage de tension de decalage, et compatible basse-tension
US6404266B1 (en) * 2000-07-25 2002-06-11 National Semiconductor Corporation Differential input stage with bias current reduction for latch-up prevention
US6433637B1 (en) 2001-03-23 2002-08-13 National Semiconductor Corporation Single cell rail-to-rail input/output operational amplifier
US6486737B1 (en) * 2001-11-26 2002-11-26 Analog Devices, Inc. Bipolar rail-to-rail input stage with transconductance correction
JP4103468B2 (ja) * 2002-06-28 2008-06-18 日本電気株式会社 差動回路と増幅回路及び該増幅回路を用いた表示装置
JP4141262B2 (ja) * 2003-01-17 2008-08-27 Ｎｅｃエレクトロニクス株式会社 差動増幅器
US7078962B2 (en) * 2003-04-23 2006-07-18 Texas Instruments Incorporated Dynamic current generator with asymmetric common-mode input range
DE102005054216B4 (de) 2004-11-25 2017-10-12 Infineon Technologies Ag Ausgangsstufe, Verstärkerregelschleife und Verwendung der Ausgangsstufe
CN101459412B (zh) * 2007-12-13 2011-06-01 上海华虹Nec电子有限公司 满幅输入输出的运算放大器
US7737782B1 (en) * 2009-01-16 2010-06-15 Seiko Instruments Inc. Operational amplifier circuit
JP5504032B2 (ja) * 2009-06-05 2014-05-28 ローム株式会社 オーディオ信号増幅回路
DE102010013958A1 (de) * 2010-04-06 2011-10-06 Siemens Aktiengesellschaft Differenzverstärker mit einem Rail-to-Rail-Eingangsspannungsbereich
CN104660195B (zh) * 2015-03-16 2018-05-15 西安电子科技大学 一种全差分轨至轨运算放大器
CN104967412B (zh) * 2015-06-08 2018-10-16 上海华力微电子有限公司 一种跨导恒定的差分对输入电路
US10177713B1 (en) 2016-03-07 2019-01-08 Ali Tasdighi Far Ultra low power high-performance amplifier
JP2018007070A (ja) * 2016-07-04 2018-01-11 新日本無線株式会社 差動増幅器
FR3063587B1 (fr) * 2017-03-06 2019-04-12 Devialet Oscillateur commande en tension
JP6890629B2 (ja) * 2019-05-08 2021-06-18 華邦電子股▲ふん▼有限公司Ｗｉｎｂｏｎｄ Ｅｌｅｃｔｒｏｎｉｃｓ Ｃｏｒｐ． 差動アンプ
JP7420588B2 (ja) * 2020-02-21 2024-01-23 ローム株式会社 演算増幅器
JP7120555B2 (ja) * 2021-02-15 2022-08-17 日清紡マイクロデバイス株式会社 差動増幅器
CN114285380B (zh) * 2021-12-29 2023-11-17 华中科技大学 轨到轨运算放大电路

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5945706A (ja) * 1982-09-09 1984-03-14 Nippon Shiguneteitsukusu Kk 差動増幅回路
US4918398A (en) * 1989-02-10 1990-04-17 North American Philips Corporation, Signetics Division Differential amplifier using voltage level shifting to achieve rail-to-rail input capability at very low power supply voltage
US5153529A (en) * 1991-08-30 1992-10-06 Motorola, Inc. Rail-to-rail input stage of an operational amplifier
US5311145A (en) * 1993-03-25 1994-05-10 North American Philips Corporation Combination driver-summing circuit for rail-to-rail differential amplifier

Also Published As

Publication number Publication date
JP2904087B2 (ja) 1999-06-14
FR2728743A1 (fr) 1996-06-28
EP0718968A1 (de) 1996-06-26
DE69516381T2 (de) 2000-11-30
EP0718968B1 (de) 2000-04-19
US5729177A (en) 1998-03-17
JPH08237051A (ja) 1996-09-13
FR2728743B1 (fr) 1997-03-14

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition