TW201630340A - 可選擇可程式化之增益或運算放大器 - Google Patents

可選擇可程式化之增益或運算放大器 Download PDF

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Publication number
TW201630340A
TW201630340A TW104131941A TW104131941A TW201630340A TW 201630340 A TW201630340 A TW 201630340A TW 104131941 A TW104131941 A TW 104131941A TW 104131941 A TW104131941 A TW 104131941A TW 201630340 A TW201630340 A TW 201630340A
Authority
TW
Taiwan
Prior art keywords
output
amplifier
coupled
input stage
differential input
Prior art date
Application number
TW104131941A
Other languages
English (en)
Chinese (zh)
Inventor
布萊恩 克里斯
詹姆士Ｅ 巴特林
Original Assignee
微晶片科技公司
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 微晶片科技公司 filed Critical 微晶片科技公司
Publication of TW201630340A publication Critical patent/TW201630340A/zh

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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
    • H03F3/45475—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier using IC blocks as the active amplifying circuit
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G1/00—Details of arrangements for controlling amplification
    • H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
    • H03G1/0088—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using discontinuously variable devices, e.g. switch-operated
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/001—Digital control of analog signals
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/321—Use of a microprocessor in an amplifier circuit or its control 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
    • H03F2203/45048—Calibrating and standardising a dif amp
    • 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
    • H03F2203/45528—Indexing scheme relating to differential amplifiers the FBC comprising one or more passive resistors and being coupled between the LC and the IC
    • 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
    • H03F2203/45534—Indexing scheme relating to differential amplifiers the FBC comprising multiple switches and being coupled between the LC and the IC
    • 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
    • H03F2203/45616—Indexing scheme relating to differential amplifiers the IC comprising more than one switch, which are not 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
    • H03F2203/45728—Indexing scheme relating to differential amplifiers the LC comprising one switch

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Control Of Amplification And Gain Control (AREA)
TW104131941A 2014-09-25 2015-09-25 可選擇可程式化之增益或運算放大器 TW201630340A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201462055052P 2014-09-25 2014-09-25
US14/863,779 US9780748B2 (en) 2014-09-25 2015-09-24 Selectable programmable gain or operational amplifier

Publications (1)

Publication Number Publication Date
TW201630340A true TW201630340A (zh) 2016-08-16

Family

ID=54256863

Family Applications (1)

Application Number Title Priority Date Filing Date
TW104131941A TW201630340A (zh) 2014-09-25 2015-09-25 可選擇可程式化之增益或運算放大器

Country Status (7)

Country Link
US (2) US9780748B2 (enExample)
EP (1) EP3198719A1 (enExample)
JP (1) JP2017528977A (enExample)
KR (1) KR20170059982A (enExample)
CN (1) CN106664067B (enExample)
TW (1) TW201630340A (enExample)
WO (1) WO2016049412A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI642278B (zh) * 2016-10-04 2018-11-21 聯發科技股份有限公司 比較器和信號輸出方法

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9780748B2 (en) 2014-09-25 2017-10-03 Microchip Technology Incorporated Selectable programmable gain or operational amplifier
US10775420B2 (en) * 2016-09-29 2020-09-15 The United States Of America As Represented By The Secretary Of The Army Non-contact multi-phase cable sensor
CN116915257A (zh) 2017-09-21 2023-10-20 德克萨斯仪器股份有限公司 可编程增益放大器和包含pga的δς模数转换器
US10418954B1 (en) 2018-04-20 2019-09-17 Qualcomm Incorporated Single controller automatic calibrating circuits for reducing or canceling offset voltages in operational amplifiers in an instrumentation amplifier
US10771028B2 (en) 2018-05-29 2020-09-08 Futurewei Technologies, Inc. Programmable gain amplifier apparatus and method

Family Cites Families (15)

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Publication number Priority date Publication date Assignee Title
US5559471A (en) * 1994-12-21 1996-09-24 Motorola, Inc. Amplifier and biasing circuit therefor
US6542106B1 (en) * 2000-09-29 2003-04-01 Microchip Technology Incorporated Comparator programmable for high-speed or low-power operation
US6515464B1 (en) * 2000-09-29 2003-02-04 Microchip Technology Incorporated Input voltage offset calibration of an analog device using a microcontroller
US6535061B2 (en) * 2000-12-06 2003-03-18 Microchip Technology Incorporated Configurable operational amplifier as a microcontroller peripheral
US6462621B1 (en) 2001-09-27 2002-10-08 Microchip Technology Incorporated Operational amplifier that is configurable as a progammable gain amplifier of a general purpose amplifier
US7196577B2 (en) * 2003-10-14 2007-03-27 Analog Devices, Inc. Amplifier with capacitor selection
US7973684B2 (en) 2008-10-27 2011-07-05 Microchip Technology Incorporated Self auto-calibration of analog circuits in a mixed signal integrated circuit device
US8111097B1 (en) * 2009-05-10 2012-02-07 Cypress Semiconductor Corporation Device with reconfigurable continuous and discrete time functionality
US8054208B2 (en) 2010-03-30 2011-11-08 Honeywell International Inc. Re-configurable multipurpose analog interface
CN101860335B (zh) * 2010-06-03 2014-01-22 复旦大学 一种双输入运算放大器共享的余量增益放大电路
CN103001596A (zh) * 2012-11-02 2013-03-27 长沙景嘉微电子股份有限公司 一种带输出共模失调校正的增益可编程的全差分放大器
CN103248330B (zh) * 2013-01-31 2015-10-21 南京邮电大学 一种高增益精度的可编程增益放大器
US8717070B1 (en) 2013-03-12 2014-05-06 Cypress Semiconductor Corporation Multifunctional configurable analog circuit block, methods, and integrated circuit devices having the same
US9383395B1 (en) * 2013-04-26 2016-07-05 Parade Technologies, Ltd. Charge balancing converter using a passive integrator circuit
US9780748B2 (en) 2014-09-25 2017-10-03 Microchip Technology Incorporated Selectable programmable gain or operational amplifier

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI642278B (zh) * 2016-10-04 2018-11-21 聯發科技股份有限公司 比較器和信號輸出方法
US10476456B2 (en) 2016-10-04 2019-11-12 Mediatek Inc. Comparator having a high-speed amplifier and a low-noise amplifier

Also Published As

Publication number Publication date
EP3198719A1 (en) 2017-08-02
CN106664067A (zh) 2017-05-10
US10193514B2 (en) 2019-01-29
CN106664067B (zh) 2021-06-25
US9780748B2 (en) 2017-10-03
US20160094193A1 (en) 2016-03-31
US20180026596A1 (en) 2018-01-25
KR20170059982A (ko) 2017-05-31
WO2016049412A1 (en) 2016-03-31
JP2017528977A (ja) 2017-09-28

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