ITTO20010538A0 - Amplificatore operazionale in classe ab ad elevato guadagno e basso tempo di assestamento. - Google Patents

Amplificatore operazionale in classe ab ad elevato guadagno e basso tempo di assestamento.

Info

Publication number
ITTO20010538A0
ITTO20010538A0 IT2001TO000538A ITTO20010538A ITTO20010538A0 IT TO20010538 A0 ITTO20010538 A0 IT TO20010538A0 IT 2001TO000538 A IT2001TO000538 A IT 2001TO000538A IT TO20010538 A ITTO20010538 A IT TO20010538A IT TO20010538 A0 ITTO20010538 A0 IT TO20010538A0
Authority
IT
Italy
Prior art keywords
class
operational amplifier
high gain
settlement time
low settlement
Prior art date
Application number
IT2001TO000538A
Other languages
English (en)
Inventor
Melchiorre Bruccoleri
Andrea Baschirotto
Paolo Cusinato
Original Assignee
St Microelectronics 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 St Microelectronics Srl filed Critical St Microelectronics Srl
Priority to IT2001TO000538A priority Critical patent/ITTO20010538A1/it
Publication of ITTO20010538A0 publication Critical patent/ITTO20010538A0/it
Priority to US10/162,430 priority patent/US6750716B2/en
Publication of ITTO20010538A1 publication Critical patent/ITTO20010538A1/it

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
    • H03F3/45179—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier using MOSFET transistors as the active amplifying circuit
    • 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
    • H03F2203/45318—Indexing scheme relating to differential amplifiers the AAC comprising a cross coupling circuit, e.g. two extra transistors cross coupled
    • 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
    • H03F2203/45631—Indexing scheme relating to differential amplifiers the LC comprising one or more capacitors, e.g. coupling capacitors

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Control Of Amplification And Gain Control (AREA)
IT2001TO000538A 2001-06-05 2001-06-05 Amplificatore operazionale in classe ab ad elevato guadagno e basso tempo di assestamento. ITTO20010538A1 (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT2001TO000538A ITTO20010538A1 (it) 2001-06-05 2001-06-05 Amplificatore operazionale in classe ab ad elevato guadagno e basso tempo di assestamento.
US10/162,430 US6750716B2 (en) 2001-06-05 2002-06-03 Class AB operational amplifier having high gain and low settling time

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2001TO000538A ITTO20010538A1 (it) 2001-06-05 2001-06-05 Amplificatore operazionale in classe ab ad elevato guadagno e basso tempo di assestamento.

Publications (2)

Publication Number Publication Date
ITTO20010538A0 true ITTO20010538A0 (it) 2001-06-05
ITTO20010538A1 ITTO20010538A1 (it) 2002-12-05

Family

ID=11458931

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2001TO000538A ITTO20010538A1 (it) 2001-06-05 2001-06-05 Amplificatore operazionale in classe ab ad elevato guadagno e basso tempo di assestamento.

Country Status (2)

Country Link
US (1) US6750716B2 (it)
IT (1) ITTO20010538A1 (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2857798B1 (fr) * 2003-07-17 2005-12-02 Commissariat Energie Atomique Amplificateur de tension a faible consommation.
US7839994B1 (en) 2005-03-01 2010-11-23 Marvell International Ltd. Class A-B line driver for gigabit Ethernet
US11025214B2 (en) 2019-01-28 2021-06-01 Intel Corporation Low voltage class AB operational trans-conductance amplifier
CN117978113B (zh) * 2024-01-17 2024-07-26 广州国芯微技术有限公司 放大器以及射频接收系统

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5748040A (en) * 1995-07-17 1998-05-05 Crystal Semiconductor Corporation Fully differential high gain cascode amplifier
US6064267A (en) * 1998-10-05 2000-05-16 Globespan, Inc. Current mirror utilizing amplifier to match operating voltages of input and output transconductance devices
US6114907A (en) * 1998-12-08 2000-09-05 National Semiconductor Corporation Amplifier with dynamic compensation and method
US6590452B1 (en) * 2002-05-31 2003-07-08 National Semiconductor Corporation High DC gain cascode amplifier stage with low noise performance

Also Published As

Publication number Publication date
ITTO20010538A1 (it) 2002-12-05
US20030025558A1 (en) 2003-02-06
US6750716B2 (en) 2004-06-15

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