FR2872648B1 - Amplificateur a transconductance rapide - Google Patents

Amplificateur a transconductance rapide

Info

Publication number
FR2872648B1
FR2872648B1 FR0451364A FR0451364A FR2872648B1 FR 2872648 B1 FR2872648 B1 FR 2872648B1 FR 0451364 A FR0451364 A FR 0451364A FR 0451364 A FR0451364 A FR 0451364A FR 2872648 B1 FR2872648 B1 FR 2872648B1
Authority
FR
France
Prior art keywords
transconductance amplifier
fast
fast transconductance
amplifier
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 - Fee Related
Application number
FR0451364A
Other languages
English (en)
Other versions
FR2872648A1 (fr
Inventor
Michel Barou
Ashraf Kessaissia
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
Priority to FR0451364A priority Critical patent/FR2872648B1/fr
Priority to US11/172,277 priority patent/US7345543B2/en
Publication of FR2872648A1 publication Critical patent/FR2872648A1/fr
Application granted granted Critical
Publication of FR2872648B1 publication Critical patent/FR2872648B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H03F3/45076—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
    • H03F3/45098—PI types
    • H03F3/45103—Non-folded cascode stages
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/30—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters
    • H03F1/302—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters in bipolar transistor amplifiers
FR0451364A 2004-06-30 2004-06-30 Amplificateur a transconductance rapide Expired - Fee Related FR2872648B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR0451364A FR2872648B1 (fr) 2004-06-30 2004-06-30 Amplificateur a transconductance rapide
US11/172,277 US7345543B2 (en) 2004-06-30 2005-06-30 Fast transconductance amplifier

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0451364A FR2872648B1 (fr) 2004-06-30 2004-06-30 Amplificateur a transconductance rapide

Publications (2)

Publication Number Publication Date
FR2872648A1 FR2872648A1 (fr) 2006-01-06
FR2872648B1 true FR2872648B1 (fr) 2006-09-08

Family

ID=34947294

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0451364A Expired - Fee Related FR2872648B1 (fr) 2004-06-30 2004-06-30 Amplificateur a transconductance rapide

Country Status (2)

Country Link
US (1) US7345543B2 (fr)
FR (1) FR2872648B1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITVA20060029A1 (it) * 2006-05-30 2007-11-30 St Microelectronics Srl Amplificatore analogico a transconduttanza
CN102780462A (zh) * 2012-07-12 2012-11-14 清华大学 一种低电压低功耗Class-AB运算跨导放大器
US9391577B2 (en) 2014-05-07 2016-07-12 Linear Technology Corporation Low-voltage analog variable gain amplifier with enhanced linearity
CN104506150B (zh) * 2014-10-30 2017-11-17 华为技术有限公司 一种超低工作电压轨到轨运算放大器及其差分输入放大级电路及输出级电路
EP3923474A1 (fr) * 2020-06-10 2021-12-15 ams International AG Agencement de circuit pour un circuit d'attaque de grille avec une résistance de rétroaction
EP4340220A1 (fr) * 2022-09-15 2024-03-20 NXP USA, Inc. Amplificateur à gain programmable

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2676149A1 (fr) * 1991-04-30 1992-11-06 Philips Composants Amplificateur differentiel notamment du type a cascode.
DE69821197T2 (de) * 1997-06-25 2004-12-02 Koninklijke Philips Electronics N.V. Differenzverstärker, integrierte schaltung und telefon
US5983082A (en) * 1997-10-31 1999-11-09 Motorola, Inc. Phase quadrature signal generator having a variable phase shift network
US6218902B1 (en) * 1999-04-20 2001-04-17 Nortel Networks Limited Wide-band linearization technique
JP2001274641A (ja) * 2000-03-27 2001-10-05 Toshiba Corp 差動増幅器及びこれを用いたフィルタ回路

Also Published As

Publication number Publication date
US20060001491A1 (en) 2006-01-05
FR2872648A1 (fr) 2006-01-06
US7345543B2 (en) 2008-03-18

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20100226