IT1397775B1 - Comparatore a soglia con isteresi e metodo per effettuare una comparazione a soglia con isteresi. - Google Patents

Comparatore a soglia con isteresi e metodo per effettuare una comparazione a soglia con isteresi.

Info

Publication number
IT1397775B1
IT1397775B1 ITTO2009A001027A ITTO20091027A IT1397775B1 IT 1397775 B1 IT1397775 B1 IT 1397775B1 IT TO2009A001027 A ITTO2009A001027 A IT TO2009A001027A IT TO20091027 A ITTO20091027 A IT TO20091027A IT 1397775 B1 IT1397775 B1 IT 1397775B1
Authority
IT
Italy
Prior art keywords
hysteresis
threshold
comparator
carrying
comparison
Prior art date
Application number
ITTO2009A001027A
Other languages
English (en)
Inventor
Rosario Stracquadaini
Original Assignee
St Microelectronics Rousset
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 St Microelectronics Rousset filed Critical St Microelectronics Rousset
Priority to ITTO2009A001027A priority Critical patent/IT1397775B1/it
Priority to US12/958,769 priority patent/US8552766B2/en
Publication of ITTO20091027A1 publication Critical patent/ITTO20091027A1/it
Application granted granted Critical
Publication of IT1397775B1 publication Critical patent/IT1397775B1/it

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
    • H03K3/023—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
    • H03K3/0233—Bistable circuits
    • H03K3/02337—Bistables with hysteresis, e.g. Schmitt trigger
ITTO2009A001027A 2009-12-22 2009-12-22 Comparatore a soglia con isteresi e metodo per effettuare una comparazione a soglia con isteresi. IT1397775B1 (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
ITTO2009A001027A IT1397775B1 (it) 2009-12-22 2009-12-22 Comparatore a soglia con isteresi e metodo per effettuare una comparazione a soglia con isteresi.
US12/958,769 US8552766B2 (en) 2009-12-22 2010-12-02 Threshold comparator with hysteresis and method for performing threshold comparison with hysteresis

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITTO2009A001027A IT1397775B1 (it) 2009-12-22 2009-12-22 Comparatore a soglia con isteresi e metodo per effettuare una comparazione a soglia con isteresi.

Publications (2)

Publication Number Publication Date
ITTO20091027A1 ITTO20091027A1 (it) 2011-06-23
IT1397775B1 true IT1397775B1 (it) 2013-01-24

Family

ID=42674566

Family Applications (1)

Application Number Title Priority Date Filing Date
ITTO2009A001027A IT1397775B1 (it) 2009-12-22 2009-12-22 Comparatore a soglia con isteresi e metodo per effettuare una comparazione a soglia con isteresi.

Country Status (2)

Country Link
US (1) US8552766B2 (it)
IT (1) IT1397775B1 (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9432015B2 (en) 2014-01-13 2016-08-30 Stmicroelectronics International N.V. Hysteresis comparator circuit having differential input transistors with switched bulk bias voltages
TWI647558B (zh) * 2014-10-16 2019-01-11 力智電子股份有限公司 具有功能參數設定的方法與應用其之積體電路
US12009743B2 (en) * 2021-03-25 2024-06-11 Stmicroelectronics S.R.L. Method of operating an electronic converter, corresponding control circuit and electronic converter

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5122680A (en) * 1990-10-29 1992-06-16 International Business Machines Corporation Precision hysteresis circuit
US5426386A (en) * 1992-04-21 1995-06-20 Benchmarq Microelectronics, Inc. Low-power semiconductor voltage comparator with hysteresis
KR100186344B1 (ko) * 1996-10-18 1999-04-15 문정환 히스테리시스 입력버퍼
US6172492B1 (en) 1999-03-26 2001-01-09 Sarnoff Corporation Fixed off time and zero voltage switching dual mode power factor correcting converter
US6828828B2 (en) * 2001-08-03 2004-12-07 Hewlett-Packard Development Company, L.P. Dynamic control of switching reference voltage
KR100446305B1 (ko) * 2002-08-20 2004-09-01 삼성전자주식회사 제어 가능한 슈미트 트리거를 이용한 전원 전압 및 온도에무관한 ｒｃ 오실레이터
US6956410B2 (en) * 2003-11-13 2005-10-18 Delphi Technologies, Inc. Automotive ignition system with battery dependent over-dwell protection
JP4211616B2 (ja) * 2004-01-27 2009-01-21 株式会社デンソー ヒステリシスコンパレータ回路
US7928787B2 (en) * 2004-03-17 2011-04-19 Intersil Americas Inc. Enable pin using programmable hysteresis improvement
JP2006303923A (ja) * 2005-04-20 2006-11-02 Sharp Corp 回路装置およびこれを備えた電子機器
US7787527B2 (en) * 2005-09-19 2010-08-31 Broadcom Corporation Precise dynamic hysteresis

Also Published As

Publication number Publication date
US8552766B2 (en) 2013-10-08
ITTO20091027A1 (it) 2011-06-23
US20110148468A1 (en) 2011-06-23

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