ATE466402T1 - Gleichtaktrückkopplungsschaltung mit geschalteten kapazitäten für einen summenstromfreien differenzverstärker - Google Patents

Gleichtaktrückkopplungsschaltung mit geschalteten kapazitäten für einen summenstromfreien differenzverstärker

Info

Publication number
ATE466402T1
ATE466402T1 AT01964565T AT01964565T ATE466402T1 AT E466402 T1 ATE466402 T1 AT E466402T1 AT 01964565 T AT01964565 T AT 01964565T AT 01964565 T AT01964565 T AT 01964565T AT E466402 T1 ATE466402 T1 AT E466402T1
Authority
AT
Austria
Prior art keywords
feedback circuit
signals
adjusting signal
sum
common
Prior art date
Application number
AT01964565T
Other languages
English (en)
Inventor
Tom Kwan
Frank Singor
Ralph Duncan
Original Assignee
Broadcom Corp
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 Broadcom Corp filed Critical Broadcom Corp
Application granted granted Critical
Publication of ATE466402T1 publication Critical patent/ATE466402T1/de

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
    • H03F3/45632—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection in differential amplifiers with FET transistors as the active amplifying circuit
    • H03F3/45636—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection in differential amplifiers with FET transistors as the active amplifying circuit by using feedback means
    • H03F3/45641—Measuring at the loading circuit of the differential amplifier
    • H03F3/45645—Controlling the input 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
    • H03F3/005—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
    • H03F3/45076—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
    • 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
    • H03F3/45183—Long tailed pairs
    • H03F3/45188—Non-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
    • H03F3/45632—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection in differential amplifiers with FET transistors as the active amplifying circuit
    • H03F3/45636—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection in differential amplifiers with FET transistors as the active amplifying circuit by using feedback means
    • H03F3/45641—Measuring at the loading circuit of the differential amplifier
    • H03F3/45654—Controlling the active amplifying 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
    • H03F2203/45394—Indexing scheme relating to differential amplifiers the AAC of the dif amp comprising FETs whose sources are not coupled, i.e. the AAC being a pseudo-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
    • 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
    • H03F2203/45651—Indexing scheme relating to differential amplifiers the LC comprising two cascode current sources

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
AT01964565T 2000-08-03 2001-08-03 Gleichtaktrückkopplungsschaltung mit geschalteten kapazitäten für einen summenstromfreien differenzverstärker ATE466402T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US22328000P 2000-08-03 2000-08-03
US22416800P 2000-08-09 2000-08-09
PCT/US2001/041576 WO2002013377A2 (en) 2000-08-03 2001-08-03 A switched-capacitor, common-mode feedback circuit for a differential amplifier without tail current

Publications (1)

Publication Number Publication Date
ATE466402T1 true ATE466402T1 (de) 2010-05-15

Family

ID=26917619

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01964565T ATE466402T1 (de) 2000-08-03 2001-08-03 Gleichtaktrückkopplungsschaltung mit geschalteten kapazitäten für einen summenstromfreien differenzverstärker

Country Status (5)

Country Link
US (3) US6577184B2 (de)
EP (1) EP1380101B1 (de)
AT (1) ATE466402T1 (de)
DE (1) DE60141984D1 (de)
WO (1) WO2002013377A2 (de)

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DE10249835B4 (de) * 2002-10-25 2008-04-03 Infineon Technologies Ag Voll differentieller Operationsverstärker
US7109797B1 (en) * 2003-10-28 2006-09-19 Analog Devices, Inc. Method and apparatus for measuring the common-mode component of a differential signal
US6937100B2 (en) * 2003-12-18 2005-08-30 Standard Microsystems Corporation Amplifier circuit with common mode feedback
US7012463B2 (en) * 2003-12-23 2006-03-14 Analog Devices, Inc. Switched capacitor circuit with reduced common-mode variations
US7053712B2 (en) * 2004-07-30 2006-05-30 International Business Machines Corporation Method and apparatus for controlling common-mode output voltage in fully differential amplifiers
EP1656840B1 (de) * 2004-11-08 2008-05-14 FUJIFILM Corporation Verwendung eines Mittels zur Beseitigung vom Sauerstoff
US7233202B2 (en) * 2005-03-14 2007-06-19 Realtek Semiconductor Corp. Amplifier with increased bandwidth and method thereof
US7560987B1 (en) * 2005-06-07 2009-07-14 Cypress Semiconductor Corporation Amplifier circuit with bias stage for controlling a common mode output voltage of the gain stage during device power-up
US7365597B2 (en) * 2005-08-19 2008-04-29 Micron Technology, Inc. Switched capacitor amplifier with higher gain and improved closed-loop gain accuracy
US7138865B1 (en) 2005-10-04 2006-11-21 Analog Devices, Inc. Differential amplifiers with enhanced gain and controlled common-mode output level
US7629848B2 (en) * 2006-07-07 2009-12-08 Broadcom Corporation Operational amplifier with extended common-mode input range
EP1901425B1 (de) * 2006-09-12 2018-08-08 Realtek Semiconductor Corp. Verstärker mit vergrösserter Bandbreite und Verfahren dazu
US7564307B2 (en) * 2007-09-04 2009-07-21 International Business Machines Corporation Common mode feedback amplifier with switched differential capacitor
US20090104873A1 (en) * 2007-10-18 2009-04-23 Broadcom Corporation Fully integrated compact cross-coupled low noise amplifier
JP2009284050A (ja) * 2008-05-20 2009-12-03 Nec Electronics Corp 差動増幅回路
US7746171B2 (en) * 2008-07-25 2010-06-29 Analog Devices, Inc. Amplifier networks with controlled common-mode level and converter systems for use therewith
JP5139963B2 (ja) * 2008-12-15 2013-02-06 ルネサスエレクトロニクス株式会社 差動増幅器
US20130015918A1 (en) * 2011-07-15 2013-01-17 Texas Instruments Incorporated High speed amplifier
US8576007B2 (en) 2011-09-09 2013-11-05 Texas Instruments Incorporated High speed amplifier
KR20130069147A (ko) 2011-12-16 2013-06-26 삼성전자주식회사 기저대역 신호를 증폭하기 위한 장치 및 회로
US8570095B1 (en) * 2012-05-11 2013-10-29 Semiconductor Components Industries, Llc Offset-compensated active load and method
CN102751956B (zh) * 2012-08-02 2014-12-24 电子科技大学 一种开关电容共模反馈结构
US9553569B1 (en) * 2015-02-04 2017-01-24 Inphi Corporation Low power buffer with dynamic gain control
US10613569B2 (en) * 2018-04-12 2020-04-07 Analog Devices Global Unlimited Company Low power half-VDD generation circuit with high driving capability
US10581645B1 (en) 2019-05-30 2020-03-03 Nvidia Corp. Dual-rail transceiver with improved signal-to-noise ratio for differential high-speed links
CN110622413B (zh) 2019-08-15 2021-07-20 深圳市汇顶科技股份有限公司 放大电路、芯片和电子设备
KR102605742B1 (ko) * 2021-12-08 2023-11-23 한양대학교 산학협력단 션트 트랜지스터 기반의 전류 모드 로직 회로 및 테일리스 회로

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4849662A (en) * 1986-04-14 1989-07-18 Crystal Semiconductor Corporation Switched-capacitor filter having digitally-programmable capacitive element
NL8900095A (nl) * 1989-01-17 1990-08-16 Philips Nv Transistorschakeling.
US5894284A (en) * 1996-12-02 1999-04-13 Motorola, Inc. Common-mode output sensing circuit
US5847607A (en) * 1996-12-19 1998-12-08 National Semiconductor Corporation High speed fully differential operational amplifier with fast settling time for switched capacitor applications
US5710563A (en) * 1997-01-09 1998-01-20 National Semiconductor Corporation Pipeline analog to digital converter architecture with reduced mismatch error
US5864257A (en) * 1997-07-15 1999-01-26 Exar Corporation Replica bias circuit to optimize swing of differential op-amp
US5963156A (en) * 1997-10-22 1999-10-05 National Semiconductor Corporation Sample and hold circuit and method with common mode differential signal feedback for converting single-ended signals to differential signals
US6337651B1 (en) * 2000-02-17 2002-01-08 Advanced Micro Devices, Inc. Pipeline analog to digital (A/D) converter with relaxed accuracy requirement for sample and hold stage
US6362688B1 (en) * 2000-04-26 2002-03-26 Maxim Integrated Products, Inc. System and method for optimal biasing of a telescopic cascode operational transconductance amplifier (OTA)

Also Published As

Publication number Publication date
US20020024382A1 (en) 2002-02-28
US20050017797A1 (en) 2005-01-27
EP1380101B1 (de) 2010-04-28
DE60141984D1 (de) 2010-06-10
EP1380101A2 (de) 2004-01-14
US6930545B2 (en) 2005-08-16
US6577184B2 (en) 2003-06-10
WO2002013377A3 (en) 2003-11-06
US20030201825A1 (en) 2003-10-30
US6781451B2 (en) 2004-08-24
WO2002013377A2 (en) 2002-02-14

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