FR2758422B1 - Oscillateur en anneau en technologie cmos - Google Patents

Oscillateur en anneau en technologie cmos

Info

Publication number
FR2758422B1
FR2758422B1 FR9700257A FR9700257A FR2758422B1 FR 2758422 B1 FR2758422 B1 FR 2758422B1 FR 9700257 A FR9700257 A FR 9700257A FR 9700257 A FR9700257 A FR 9700257A FR 2758422 B1 FR2758422 B1 FR 2758422B1
Authority
FR
France
Prior art keywords
ring oscillator
cmos technology
technology ring
cmos
oscillator
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
FR9700257A
Other languages
English (en)
Other versions
FR2758422A1 (fr
Inventor
David Naura
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
STMicroelectronics SA
Original Assignee
SGS Thomson Microelectronics SA
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 SGS Thomson Microelectronics SA filed Critical SGS Thomson Microelectronics SA
Priority to FR9700257A priority Critical patent/FR2758422B1/fr
Priority to US09/005,722 priority patent/US6127898A/en
Publication of FR2758422A1 publication Critical patent/FR2758422A1/fr
Application granted granted Critical
Publication of FR2758422B1 publication Critical patent/FR2758422B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
    • H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
    • H03K3/353—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of field-effect transistors with internal or external positive feedback
    • H03K3/354—Astable circuits
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
    • H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
    • H03K3/023—Generators characterised by the type of circuit or by the means used for producing pulses by the use of differential amplifiers or comparators, with internal or external positive feedback
    • H03K3/0231—Astable circuits
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
    • H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
    • H03K3/353—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of field-effect transistors with internal or external positive feedback
    • H03K3/356—Bistable circuits
    • H03K3/3565—Bistables with hysteresis, e.g. Schmitt trigger
FR9700257A 1997-01-13 1997-01-13 Oscillateur en anneau en technologie cmos Expired - Fee Related FR2758422B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR9700257A FR2758422B1 (fr) 1997-01-13 1997-01-13 Oscillateur en anneau en technologie cmos
US09/005,722 US6127898A (en) 1997-01-13 1998-01-12 Ring oscillator using CMOS technology

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9700257A FR2758422B1 (fr) 1997-01-13 1997-01-13 Oscillateur en anneau en technologie cmos

Publications (2)

Publication Number Publication Date
FR2758422A1 FR2758422A1 (fr) 1998-07-17
FR2758422B1 true FR2758422B1 (fr) 1999-02-05

Family

ID=9502547

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9700257A Expired - Fee Related FR2758422B1 (fr) 1997-01-13 1997-01-13 Oscillateur en anneau en technologie cmos

Country Status (2)

Country Link
US (1) US6127898A (fr)
FR (1) FR2758422B1 (fr)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2812984B1 (fr) 2000-08-11 2002-10-11 St Microelectronics Sa Amplificateur a seuil
EP1337875B1 (fr) * 2000-11-30 2008-04-16 Leica Geosystems AG Procede et dispositif de synthese de frequence dans un appareil de mesure de distance
US6686806B2 (en) * 2000-12-14 2004-02-03 Tropian, Inc. Ring VCO based on RC timing
WO2002103907A1 (fr) * 2001-06-20 2002-12-27 Koninklijke Philips Electronics N.V. Attenuateur fixe d'entree a immunite au bruit et caracteristiques de sortie ameliorees
US6448830B1 (en) * 2001-11-05 2002-09-10 International Business Machines Corporation Single-stage tri-state Schmitt trigger
FR2853781B1 (fr) * 2003-04-09 2005-06-10 St Microelectronics Sa Comparateur a deux seuils insensible a son environnement
US7167032B1 (en) * 2004-03-31 2007-01-23 Lattice Semiconductor Corporation Self-adjusting Schmitt trigger
US20060017482A1 (en) * 2004-06-09 2006-01-26 Stmicroelectronics Pvt. Ltd. Compensated schmitt trigger circuit for providing monotonic hysterisis response
CN1300940C (zh) * 2005-03-25 2007-02-14 苏州市华芯微电子有限公司 高精度频率可选rc振荡器
TWI371916B (en) * 2007-07-06 2012-09-01 Princeton Technology Corp Frequency stabilizing device of oscillator
JP4471226B2 (ja) * 2007-07-23 2010-06-02 統寶光電股▲ふん▼有限公司 半導体集積回路
JP2010183722A (ja) * 2009-02-05 2010-08-19 Mitsumi Electric Co Ltd Ｄｃ−ｄｃコンバータおよびスイッチング制御回路
US8344779B2 (en) 2010-08-30 2013-01-01 Freescale Semiconductor, Inc. Comparator circuit with hysteresis, test circuit, and method for testing
US8274303B2 (en) * 2010-08-30 2012-09-25 Freescale Semiconductor, Inc. Schmitt trigger with test circuit and method for testing
US9325323B2 (en) 2014-08-30 2016-04-26 Stmicroelectronics International N.V. CMOS oscillator having stable frequency with process, temperature, and voltage variation
CN106330135B (zh) * 2015-07-01 2024-03-29 意法半导体(中国)投资有限公司 低电流和高频振荡器电路
CN107017864B (zh) * 2016-01-28 2019-11-05 深圳市汇顶科技股份有限公司 触发器及振荡系统
TWI654842B (zh) * 2017-10-20 2019-03-21 立積電子股份有限公司 反相器
DE102020104129A1 (de) * 2019-05-03 2020-11-05 Taiwan Semiconductor Manufacturing Co., Ltd. Logikpufferschaltung und verfahren
US10979049B2 (en) * 2019-05-03 2021-04-13 Taiwan Semiconductor Manufacturing Company Ltd. Logic buffer circuit and method
WO2021111772A1 (fr) * 2019-12-03 2021-06-10 富士電機株式会社 Circuit comparateur, et dispositif à semi-conducteur
CN113162616A (zh) * 2021-01-14 2021-07-23 温州大学 一种环形振荡器

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5767331A (en) * 1980-10-14 1982-04-23 Toshiba Corp Bias varying circuit
JP2990863B2 (ja) * 1991-06-26 1999-12-13 日本電気株式会社 発振回路

Also Published As

Publication number Publication date
FR2758422A1 (fr) 1998-07-17
US6127898A (en) 2000-10-03

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20060929