SE519691C2 - Operationsförstärkare med hög hastighet och hög förstärkning - Google Patents

Operationsförstärkare med hög hastighet och hög förstärkning

Info

Publication number
SE519691C2
SE519691C2 SE9702641A SE9702641A SE519691C2 SE 519691 C2 SE519691 C2 SE 519691C2 SE 9702641 A SE9702641 A SE 9702641A SE 9702641 A SE9702641 A SE 9702641A SE 519691 C2 SE519691 C2 SE 519691C2
Authority
SE
Sweden
Prior art keywords
pair
nmos
operational amplifier
branch
transistor
Prior art date
Application number
SE9702641A
Other languages
English (en)
Swedish (sv)
Other versions
SE9702641D0 (sv
SE9702641L (sv
Inventor
Nianxiong Tan
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Priority to SE9702641A priority Critical patent/SE519691C2/sv
Publication of SE9702641D0 publication Critical patent/SE9702641D0/xx
Priority to TW086111135A priority patent/TW393831B/zh
Priority to CN98806959A priority patent/CN1111947C/zh
Priority to CA002295840A priority patent/CA2295840A1/en
Priority to EP98934061A priority patent/EP0996996B1/de
Priority to AU83665/98A priority patent/AU8366598A/en
Priority to PCT/SE1998/001347 priority patent/WO1999003197A2/en
Priority to DE69836329T priority patent/DE69836329T2/de
Priority to US09/111,866 priority patent/US6018268A/en
Priority to JP50854999A priority patent/JP2002511995A/ja
Priority to KR1019997012534A priority patent/KR20010014373A/ko
Publication of SE9702641L publication Critical patent/SE9702641L/xx
Publication of SE519691C2 publication Critical patent/SE519691C2/sv

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
    • 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
    • H03F3/45192—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
    • H03F3/45695—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 feedforward means
    • H03F3/45699—Measuring at the input circuit of the differential amplifier
    • H03F3/45717—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
    • H03F2203/45402—Indexing scheme relating to differential amplifiers the CMCL comprising a buffered addition circuit, i.e. the signals are buffered before addition, e.g. by a follower
    • 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
    • H03F2203/45418—Indexing scheme relating to differential amplifiers the CMCL comprising a resistor 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
    • H03F2203/45424—Indexing scheme relating to differential amplifiers the CMCL comprising a comparator circuit

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Analogue/Digital Conversion (AREA)
SE9702641A 1997-07-08 1997-07-08 Operationsförstärkare med hög hastighet och hög förstärkning SE519691C2 (sv)

Priority Applications (11)

Application Number Priority Date Filing Date Title
SE9702641A SE519691C2 (sv) 1997-07-08 1997-07-08 Operationsförstärkare med hög hastighet och hög förstärkning
TW086111135A TW393831B (en) 1997-07-08 1997-08-04 A high speed and high gain operational amplifier
KR1019997012534A KR20010014373A (ko) 1997-07-08 1998-07-08 고속도 및 고이득 연산 증폭회로
EP98934061A EP0996996B1 (de) 1997-07-08 1998-07-08 Schneller und hochverstärkender operationsverstärker
CA002295840A CA2295840A1 (en) 1997-07-08 1998-07-08 A high speed and high gain operational amplifier
CN98806959A CN1111947C (zh) 1997-07-08 1998-07-08 高速和高增益运算放大器
AU83665/98A AU8366598A (en) 1997-07-08 1998-07-08 A high speed and high gain operational amplifier
PCT/SE1998/001347 WO1999003197A2 (en) 1997-07-08 1998-07-08 A high speed and high gain operational amplifier
DE69836329T DE69836329T2 (de) 1997-07-08 1998-07-08 Schneller und hochverstärkender operationsverstärker
US09/111,866 US6018268A (en) 1997-07-08 1998-07-08 High speed and high gain operational amplifier
JP50854999A JP2002511995A (ja) 1997-07-08 1998-07-08 高速・高利得の演算増幅器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9702641A SE519691C2 (sv) 1997-07-08 1997-07-08 Operationsförstärkare med hög hastighet och hög förstärkning

Publications (3)

Publication Number Publication Date
SE9702641D0 SE9702641D0 (sv) 1997-07-08
SE9702641L SE9702641L (sv) 1999-01-09
SE519691C2 true SE519691C2 (sv) 2003-04-01

Family

ID=20407690

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9702641A SE519691C2 (sv) 1997-07-08 1997-07-08 Operationsförstärkare med hög hastighet och hög förstärkning

Country Status (11)

Country Link
US (1) US6018268A (de)
EP (1) EP0996996B1 (de)
JP (1) JP2002511995A (de)
KR (1) KR20010014373A (de)
CN (1) CN1111947C (de)
AU (1) AU8366598A (de)
CA (1) CA2295840A1 (de)
DE (1) DE69836329T2 (de)
SE (1) SE519691C2 (de)
TW (1) TW393831B (de)
WO (1) WO1999003197A2 (de)

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US6362687B2 (en) * 1999-05-24 2002-03-26 Science & Technology Corporation Apparatus for and method of controlling amplifier output offset using body biasing in MOS transistors
KR100587566B1 (ko) 2004-10-04 2006-06-08 삼성전자주식회사 가변 이득 증폭기
KR100780315B1 (ko) 2006-04-13 2007-11-28 한국전기연구원 폴디드 캐스코드 씨모스 오피 앰프 및 이를 포함하는적응성 바이어스 전압에 응답하는 싱글 포톤 카운트형이미지 센서
US7391262B2 (en) * 2006-04-25 2008-06-24 Texas Instruments Incorporated Circuit and method for driving bulk capacitance of amplifier input transistors
TWI325223B (en) 2006-06-16 2010-05-21 Realtek Semiconductor Corp Amplifier with common-mode feedback circuit
RU2319292C1 (ru) * 2006-07-20 2008-03-10 ГОУ ВПО "Южно-Российский государственный университет экономики и сервиса" (ЮРГУЭС) Каскодный дифференциальный усилитель
RU2319293C1 (ru) * 2006-07-31 2008-03-10 ГОУ ВПО "Южно-Российский государственный университет экономики и сервиса" (ЮРГУЭС) Каскодный дифференциальный усилитель
CN101051841B (zh) * 2007-02-06 2010-08-25 复旦大学 适用于数字电源控制器的窗口式并行模数转换器
JP4773991B2 (ja) * 2007-02-16 2011-09-14 富士通株式会社 ソースフォロア回路及び半導体装置
KR20100021938A (ko) * 2008-08-18 2010-02-26 삼성전자주식회사 개선된 위상 마진을 갖는 폴디드 캐스코드 연산 증폭기
CN101969297B (zh) * 2010-09-30 2012-11-21 苏州思瑞浦微电子科技有限公司 应用于全差分运放电路的连续时间共模反馈电路
US8890611B2 (en) * 2012-02-08 2014-11-18 Mediatek Inc. Operational amplifier circuits
US8872586B2 (en) 2012-09-18 2014-10-28 Broadcom Corporation Folded-cascode amplifier
US8841968B2 (en) * 2012-09-26 2014-09-23 Broadcom Corporation Class-AB radio frequency amplifier for envelope detector
US8902003B2 (en) * 2012-12-17 2014-12-02 Intel Mobile Communications GmbH Amplifier, mobile communication device and method for amplifying
CN103560760B (zh) * 2013-11-13 2019-05-03 福禄克精密测量有限公司 放大电路以及测量装置
CN104135240A (zh) * 2014-07-23 2014-11-05 西安空间无线电技术研究所 一种基于环路反馈系数的全差分运放应用电路确定方法
CN105242735B (zh) * 2015-10-27 2017-03-15 北京兆易创新科技股份有限公司 一种用于nand flash的不对称稳压电路
US10084421B1 (en) * 2017-07-31 2018-09-25 Harman International Industries, Incorporated Plural feedback loops instrumentation folded cascode amplifier
US10594278B2 (en) 2017-09-06 2020-03-17 Samsung Electronics Co., Ltd. Pole-splitting and feedforward capacitors in common mode feedback of fully differential amplifier
US10873304B2 (en) 2017-09-06 2020-12-22 Samsung Electronics Co., Ltd. Pole-splitting and feedforward capacitors in common mode feedback of fully differential amplifier
CN112865800B (zh) * 2020-12-31 2024-04-02 瑞声科技（南京）有限公司 一种优化OTA的sigma-delta ADC调制器及电子设备
CN114362688B (zh) * 2022-01-18 2025-08-19 芯聚威科技(成都)有限公司 带动态偏置电流共模反馈的轨到轨放大器

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Publication number Priority date Publication date Assignee Title
IT1185638B (it) * 1985-07-18 1987-11-12 Sgs Microelettronica Spa Amplificatore operazionale tutto differenziale per circuiti integrati in tecnologia mos
EP0261482B1 (de) * 1986-09-26 1994-07-20 Siemens Aktiengesellschaft Operationsverstärker
IT1214249B (it) * 1987-06-10 1990-01-10 Sgs Microelettronica Spa Amplificatore operazionale di potenza cmos ad alte prestazioni.
US4963834A (en) * 1988-01-21 1990-10-16 Nec Corporation Operational amplifier
US5166635A (en) * 1991-03-27 1992-11-24 Level One Communications, Inc. Digital data line driver
CA2050878C (en) * 1991-09-06 1999-10-19 Gerald Molnar Power amplifier with quiescent current control
FR2694463B1 (fr) * 1992-07-30 1994-10-21 Sgs Thomson Microelectronics Amplificateur différentiel CMOS à contre-réaction de mode commun.
GB9219685D0 (en) * 1992-09-17 1992-10-28 Massachusetts Inst Technology Error reduction
DE69524211T2 (de) * 1994-02-23 2002-07-18 Apple Computer Schneller, differenzieller empfänger für datenübertragung
US5600275A (en) * 1994-04-29 1997-02-04 Analog Devices, Inc. Low-voltage CMOS comparator with offset cancellation
US5491447A (en) * 1994-05-13 1996-02-13 International Business Machines Corporation Operational transconductance amplifier with independent transconductance and common mode feedback control
US5604464A (en) * 1995-07-07 1997-02-18 Advanced Micro Devices, Inc. Cascode operational amplifier with multiple input stage
US5642078A (en) * 1995-09-29 1997-06-24 Crystal Semiconductor Corporation Amplifier having frequency compensation by gain degeneration
US5668468A (en) * 1996-01-11 1997-09-16 Harris Corporation Common mode stabilizing circuit and method
US5629641A (en) * 1996-02-06 1997-05-13 Advanced Micro Devices, Inc. Differential CMOS current amplifier with controlled bandwidth and common mode distortion

Also Published As

Publication number Publication date
CA2295840A1 (en) 1999-01-21
SE9702641D0 (sv) 1997-07-08
KR20010014373A (ko) 2001-02-26
WO1999003197B1 (en) 1999-05-14
EP0996996A2 (de) 2000-05-03
JP2002511995A (ja) 2002-04-16
TW393831B (en) 2000-06-11
WO1999003197A2 (en) 1999-01-21
US6018268A (en) 2000-01-25
DE69836329T2 (de) 2007-05-31
CN1111947C (zh) 2003-06-18
DE69836329D1 (de) 2006-12-14
EP0996996B1 (de) 2006-11-02
WO1999003197A3 (en) 1999-04-15
AU8366598A (en) 1999-02-08
CN1262811A (zh) 2000-08-09
SE9702641L (sv) 1999-01-09

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NUG Patent has lapsed