IT1241394B - Circuito comparatore con isteresi di precisione ed alta impedenza di ingresso - Google Patents

Circuito comparatore con isteresi di precisione ed alta impedenza di ingresso

Info

Publication number
IT1241394B
IT1241394B IT68085A IT6808590A IT1241394B IT 1241394 B IT1241394 B IT 1241394B IT 68085 A IT68085 A IT 68085A IT 6808590 A IT6808590 A IT 6808590A IT 1241394 B IT1241394 B IT 1241394B
Authority
IT
Italy
Prior art keywords
input impedance
comparator circuit
high input
precision hysteresis
hysteresis
Prior art date
Application number
IT68085A
Other languages
English (en)
Other versions
IT9068085A1 (it
IT9068085A0 (it
Inventor
Vanni Poletto
Michelangelo Mazzucco
Original Assignee
Sgs Thomson Microelectronics
Marelli Autronica
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, Marelli Autronica filed Critical Sgs Thomson Microelectronics
Priority to IT68085A priority Critical patent/IT1241394B/it
Publication of IT9068085A0 publication Critical patent/IT9068085A0/it
Priority to ES91121775T priority patent/ES2091854T3/es
Priority to DE69121546T priority patent/DE69121546T2/de
Priority to EP91121775A priority patent/EP0493750B1/en
Priority to JP34485091A priority patent/JP3190399B2/ja
Priority to US07/815,158 priority patent/US5313114A/en
Publication of IT9068085A1 publication Critical patent/IT9068085A1/it
Application granted granted Critical
Publication of IT1241394B publication Critical patent/IT1241394B/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
IT68085A 1990-12-31 1990-12-31 Circuito comparatore con isteresi di precisione ed alta impedenza di ingresso IT1241394B (it)

Priority Applications (6)

Application Number Priority Date Filing Date Title
IT68085A IT1241394B (it) 1990-12-31 1990-12-31 Circuito comparatore con isteresi di precisione ed alta impedenza di ingresso
ES91121775T ES2091854T3 (es) 1990-12-31 1991-12-19 Un circuito comparador con histeresis de precision y alta impedancia de entrada.
DE69121546T DE69121546T2 (de) 1990-12-31 1991-12-19 Komparatorschaltung mit Präzisionshysterese und hoher Eingangsimpedanz
EP91121775A EP0493750B1 (en) 1990-12-31 1991-12-19 A comparator circuit with precision hysteresis and high input impedance
JP34485091A JP3190399B2 (ja) 1990-12-31 1991-12-26 比較回路装置
US07/815,158 US5313114A (en) 1990-12-31 1991-12-31 Comparator circuit with precision hysteresis and high input impedance

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT68085A IT1241394B (it) 1990-12-31 1990-12-31 Circuito comparatore con isteresi di precisione ed alta impedenza di ingresso

Publications (3)

Publication Number Publication Date
IT9068085A0 IT9068085A0 (it) 1990-12-31
IT9068085A1 IT9068085A1 (it) 1992-07-01
IT1241394B true IT1241394B (it) 1994-01-10

Family

ID=11307732

Family Applications (1)

Application Number Title Priority Date Filing Date
IT68085A IT1241394B (it) 1990-12-31 1990-12-31 Circuito comparatore con isteresi di precisione ed alta impedenza di ingresso

Country Status (6)

Country Link
US (1) US5313114A (it)
EP (1) EP0493750B1 (it)
JP (1) JP3190399B2 (it)
DE (1) DE69121546T2 (it)
ES (1) ES2091854T3 (it)
IT (1) IT1241394B (it)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0623997B1 (en) * 1993-05-07 1998-08-12 STMicroelectronics S.r.l. Hysteresis comparator working with a low voltage supply
JPH06324092A (ja) * 1993-05-17 1994-11-25 Rohm Co Ltd ヒステリシス回路及びそれを備えた電源供給システム
DE4430032C1 (de) * 1994-08-24 1995-06-08 Sgs Thomson Microelectronics Hysteresebehafteter Komparator in Bipolar-Technik
US5798663A (en) * 1995-09-29 1998-08-25 Cherry Semiconductor Corporation Precision hysteresis generator
US6031365A (en) * 1998-03-27 2000-02-29 Vantis Corporation Band gap reference using a low voltage power supply
US6194910B1 (en) 1998-06-24 2001-02-27 Teradyne, Inc. Relayless voltage measurement in automatic test equipment
TWI226751B (en) * 2003-09-02 2005-01-11 Prolific Technology Inc Hysteresis circuits used in comparator
CN1305217C (zh) * 2003-10-24 2007-03-14 旺玖科技股份有限公司 用于比较器的磁滞电路
US7034579B2 (en) * 2003-12-22 2006-04-25 Texas Instruments Incorporated High-speed signal level detector
US7307476B2 (en) * 2006-02-17 2007-12-11 Semiconductor Components Industries, L.L.C. Method for nullifying temperature dependence and circuit therefor
US7292083B1 (en) * 2006-04-18 2007-11-06 Etron Technology, Inc. Comparator circuit with Schmitt trigger hysteresis character
US7902894B2 (en) * 2009-06-26 2011-03-08 Alpha and Omega Semiconductor Inc. Accurate hysteretic comparator and method
US8203370B2 (en) * 2009-06-30 2012-06-19 Silicon Laboratories Inc. Schmitt trigger with gated transition level control
JP5628940B2 (ja) * 2013-01-11 2014-11-19 ファナック株式会社 バックラッシを補正するモータ制御装置
CZ305640B6 (cs) * 2013-01-29 2016-01-20 Varroc Lighting Systems, s.r.o. Detektor poruchy v řetězci světlo emitujících diod
FR3083654B1 (fr) * 2018-07-05 2021-04-02 St Microelectronics Rousset Procede de polarisation des sorties d'un etage cascode replie d'un comparateur et comparateur correspondant

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4056740A (en) * 1976-01-06 1977-11-01 Precision Monolithics, Inc. Differential input-differential output transistor switching cell
DE3045366C2 (de) * 1980-12-02 1984-02-16 Robert Bosch Gmbh, 7000 Stuttgart Schwellwertschalter
US4536663A (en) * 1983-07-01 1985-08-20 Motorola, Inc. Comparator circuit having full supply common mode input
US4554468A (en) * 1983-07-01 1985-11-19 Motorola, Inc. Latching comparator with hysteresis
JPS6054513A (ja) * 1983-09-06 1985-03-29 Nec Corp 差動入力コンパレ−タ
EP0272479A3 (en) * 1986-12-22 1990-05-02 Tektronix Inc. Differential comparator with reduced delay variation
JP2511399Y2 (ja) * 1988-02-29 1996-09-25 シャープ株式会社 コンパレ―タ回路
US5075567A (en) * 1989-06-26 1991-12-24 Nec Corporation Electronic switch circuit
JP2607729B2 (ja) * 1990-04-21 1997-05-07 株式会社東芝 ヒステリシスコンパレータ

Also Published As

Publication number Publication date
EP0493750A3 (en) 1993-01-13
US5313114A (en) 1994-05-17
IT9068085A1 (it) 1992-07-01
EP0493750B1 (en) 1996-08-21
EP0493750A2 (en) 1992-07-08
DE69121546T2 (de) 1997-01-23
IT9068085A0 (it) 1990-12-31
JPH0595255A (ja) 1993-04-16
DE69121546D1 (de) 1996-09-26
JP3190399B2 (ja) 2001-07-23
ES2091854T3 (es) 1996-11-16

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19981231