IT201700057077A1 - Amplificatore operazionale differenziale a singolo stadio con migliorate caratteristiche elettriche - Google Patents
Amplificatore operazionale differenziale a singolo stadio con migliorate caratteristiche elettricheInfo
- Publication number
- IT201700057077A1 IT201700057077A1 IT102017000057077A IT201700057077A IT201700057077A1 IT 201700057077 A1 IT201700057077 A1 IT 201700057077A1 IT 102017000057077 A IT102017000057077 A IT 102017000057077A IT 201700057077 A IT201700057077 A IT 201700057077A IT 201700057077 A1 IT201700057077 A1 IT 201700057077A1
- Authority
- IT
- Italy
- Prior art keywords
- operational amplifier
- electrical characteristics
- single stage
- improved electrical
- differential operational
- Prior art date
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
- H03F3/45273—Mirror types
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
- H03M1/12—Analogue/digital converters
- H03M1/34—Analogue value compared with reference values
- H03M1/38—Analogue value compared with reference values sequentially only, e.g. successive approximation type
- H03M1/46—Analogue value compared with reference values sequentially only, e.g. successive approximation type with digital/analogue converter for supplying reference values to converter
- H03M1/462—Details of the control circuitry, e.g. of the successive approximation register
-
- 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
- H03F1/02—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
- H03F1/0205—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor 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
-
- 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
- H03F3/45076—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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/513—Indexing scheme relating to amplifiers the amplifier being made for low supply voltages
-
- 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
- H03F2203/45654—Indexing scheme relating to differential amplifiers the LC comprising one or more extra diodes not belonging to mirrors
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT102017000057077A IT201700057077A1 (it) | 2017-05-25 | 2017-05-25 | Amplificatore operazionale differenziale a singolo stadio con migliorate caratteristiche elettriche |
| US15/975,505 US10348258B2 (en) | 2017-05-25 | 2018-05-09 | Single-stage differential operational amplifier with improved electrical features |
| CN201820713763.4U CN208908442U (zh) | 2017-05-25 | 2018-05-14 | 单级差分运算放大器、电路和模数转换器 |
| CN201810457805.7A CN109004935B (zh) | 2017-05-25 | 2018-05-14 | 具有改进的电气特性的单级差分运算放大器 |
| EP18172935.1A EP3407490B1 (en) | 2017-05-25 | 2018-05-17 | Single-stage differential operational amplifier with improved electrical features |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT102017000057077A IT201700057077A1 (it) | 2017-05-25 | 2017-05-25 | Amplificatore operazionale differenziale a singolo stadio con migliorate caratteristiche elettriche |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT201700057077A1 true IT201700057077A1 (it) | 2018-11-25 |
Family
ID=59859576
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT102017000057077A IT201700057077A1 (it) | 2017-05-25 | 2017-05-25 | Amplificatore operazionale differenziale a singolo stadio con migliorate caratteristiche elettriche |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US10348258B2 (it) |
| EP (1) | EP3407490B1 (it) |
| CN (2) | CN109004935B (it) |
| IT (1) | IT201700057077A1 (it) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT201700057077A1 (it) * | 2017-05-25 | 2018-11-25 | St Microelectronics Srl | Amplificatore operazionale differenziale a singolo stadio con migliorate caratteristiche elettriche |
| US10498300B2 (en) * | 2017-07-17 | 2019-12-03 | Power Integrations, Inc. | Voltage-to-current transconductance operational amplifier with adaptive biasing |
| CN112825476B (zh) * | 2019-11-20 | 2022-10-14 | 圣邦微电子（北京）股份有限公司 | 一种运算放大器 |
| US11381207B2 (en) * | 2020-04-02 | 2022-07-05 | Stmicroelectronics International N.V. | Apparatus and method for an analog to digital converter |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1998028840A2 (en) * | 1996-12-20 | 1998-07-02 | Koninklijke Philips Electronics N.V. | Amplifier with improved output voltage swing |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7119612B1 (en) * | 2004-01-05 | 2006-10-10 | National Semiconductor Corporation | Dual-channel instrumentation amplifier |
| US7271663B2 (en) * | 2005-08-23 | 2007-09-18 | Texas Instruments Incorporated | Operational amplifier output stage and method |
| JP4556824B2 (ja) * | 2005-09-27 | 2010-10-06 | 日本電気株式会社 | 差動増幅器とデジタル・アナログ変換器、並びに表示装置 |
| US7339402B2 (en) * | 2006-02-13 | 2008-03-04 | Texas Instruments Incorporated | Differential amplifier with over-voltage protection and method |
| JP2008288900A (ja) * | 2007-05-17 | 2008-11-27 | Advantest Corp | 差動増幅器 |
| CN101630942A (zh) * | 2008-12-30 | 2010-01-20 | 天津南大强芯半导体芯片设计有限公司 | 一种压控振荡器电路 |
| US7898330B2 (en) * | 2009-04-21 | 2011-03-01 | Number 14 B.V. | Class AB amplifier systems |
| KR101742343B1 (ko) * | 2009-11-30 | 2017-05-31 | 에스티마이크로일렉트로닉스 에스.알.엘. | 트랜스컨덕턴스 증폭기의 선형 이득 변화를 획득하기 위한 구동 방법 및 대응하는 구동 회로 |
| TWI458256B (zh) * | 2012-01-02 | 2014-10-21 | Anpec Electronics Corp | 基極偏壓控制裝置及放大器 |
| IT201700057077A1 (it) * | 2017-05-25 | 2018-11-25 | St Microelectronics Srl | Amplificatore operazionale differenziale a singolo stadio con migliorate caratteristiche elettriche |
-
2017
- 2017-05-25 IT IT102017000057077A patent/IT201700057077A1/it unknown
-
2018
- 2018-05-09 US US15/975,505 patent/US10348258B2/en active Active
- 2018-05-14 CN CN201810457805.7A patent/CN109004935B/zh active Active
- 2018-05-14 CN CN201820713763.4U patent/CN208908442U/zh not_active Withdrawn - After Issue
- 2018-05-17 EP EP18172935.1A patent/EP3407490B1/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1998028840A2 (en) * | 1996-12-20 | 1998-07-02 | Koninklijke Philips Electronics N.V. | Amplifier with improved output voltage swing |
Non-Patent Citations (2)
| Title |
|---|
| PO-CHIUN HUANG ET AL: "A 2-V 10.7-MHz CMOS limiting amplifier/RSSI", IEEE JOURNAL OF SOLID-STATE CIRCUITS, IEEE SERVICE CENTER, PISCATAWAY, NJ, USA, vol. 35, no. 10, 1 October 2000 (2000-10-01), pages 1474 - 1480, XP011450339, ISSN: 0018-9200, DOI: 10.1109/4.871325 * |
| RAMOS J ET AL: "Design tradeoffs for sub-mW CMOS biomedical limiting amplifiers", MICROELECTRONICS JOURNAL, vol. 44, no. 10, 11 March 2013 (2013-03-11), pages 904 - 911, XP028757477, ISSN: 0026-2692, DOI: 10.1016/J.MEJO.2012.12.011 * |
Also Published As
| Publication number | Publication date |
|---|---|
| EP3407490A1 (en) | 2018-11-28 |
| CN208908442U (zh) | 2019-05-28 |
| CN109004935B (zh) | 2023-02-28 |
| US10348258B2 (en) | 2019-07-09 |
| CN109004935A (zh) | 2018-12-14 |
| US20180342994A1 (en) | 2018-11-29 |
| EP3407490B1 (en) | 2020-07-01 |
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