FR2724272B1 - Comparateur de type hacheur pour un convertisseur analogique-numerique - Google Patents

Comparateur de type hacheur pour un convertisseur analogique-numerique

Info

Publication number
FR2724272B1
FR2724272B1 FR9510481A FR9510481A FR2724272B1 FR 2724272 B1 FR2724272 B1 FR 2724272B1 FR 9510481 A FR9510481 A FR 9510481A FR 9510481 A FR9510481 A FR 9510481A FR 2724272 B1 FR2724272 B1 FR 2724272B1
Authority
FR
France
Prior art keywords
chopper
analog
digital converter
type comparator
comparator
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
FR9510481A
Other languages
English (en)
Other versions
FR2724272A1 (fr
Inventor
Motoi Yamaguchi
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.)
NEC Corp
Original Assignee
NEC Corp
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 NEC Corp filed Critical NEC Corp
Publication of FR2724272A1 publication Critical patent/FR2724272A1/fr
Application granted granted Critical
Publication of FR2724272B1 publication Critical patent/FR2724272B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
    • H03K5/22—Circuits having more than one input and one output for comparing pulses or pulse trains with each other according to input signal characteristics, e.g. slope, integral
    • H03K5/24—Circuits having more than one input and one output for comparing pulses or pulse trains with each other according to input signal characteristics, e.g. slope, integral the characteristic being amplitude
    • H03K5/2472—Circuits having more than one input and one output for comparing pulses or pulse trains with each other according to input signal characteristics, e.g. slope, integral the characteristic being amplitude using field effect transistors
    • H03K5/2481—Circuits having more than one input and one output for comparing pulses or pulse trains with each other according to input signal characteristics, e.g. slope, integral the characteristic being amplitude using field effect transistors with at least one differential stage

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Manipulation Of Pulses (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Analogue/Digital Conversion (AREA)
  • Amplifiers (AREA)
FR9510481A 1994-09-07 1995-09-07 Comparateur de type hacheur pour un convertisseur analogique-numerique Expired - Fee Related FR2724272B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6213776A JP2937027B2 (ja) 1994-09-07 1994-09-07 コンパレータ

Publications (2)

Publication Number Publication Date
FR2724272A1 FR2724272A1 (fr) 1996-03-08
FR2724272B1 true FR2724272B1 (fr) 1997-05-16

Family

ID=16644850

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9510481A Expired - Fee Related FR2724272B1 (fr) 1994-09-07 1995-09-07 Comparateur de type hacheur pour un convertisseur analogique-numerique

Country Status (4)

Country Link
US (1) US5546028A (fr)
JP (1) JP2937027B2 (fr)
FR (1) FR2724272B1 (fr)
NL (1) NL1001146C2 (fr)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9511568D0 (en) * 1995-06-07 1995-08-02 Discovision Ass Signal processing apparatus and method
US5672987A (en) * 1995-06-08 1997-09-30 Matsushita Electric Industrial Co., Ltd. Potential difference transmission device and semiconductor memory device using the same
JP2865026B2 (ja) * 1995-06-30 1999-03-08 日本電気株式会社 比較器
EP0774726A1 (fr) * 1995-11-03 1997-05-21 STMicroelectronics S.r.l. Dispositif de sélection de signaux analogiques de tension
JPH09186594A (ja) * 1995-12-28 1997-07-15 Fujitsu Ltd コンパレータ、アナログ−デジタルコンバータ、半導体装置及び電圧比較方法
US5734288A (en) * 1996-01-31 1998-03-31 Analogic Corporation Apparatus for and method of autozeroing the output of a charge-to-voltage converter
JP3092525B2 (ja) * 1996-09-20 2000-09-25 日本電気株式会社 チョッパ型コンパレータ
US5990707A (en) * 1997-09-05 1999-11-23 Cirrus Logic, Inc. Method and system for sliced integration of flash analog to digital converters in read channel circuits
US5929662A (en) * 1997-11-04 1999-07-27 Motorola, Inc. Analog comparator and method
KR100341590B1 (ko) * 1999-06-30 2002-06-22 박종섭 동적 범위를 개선한 비교 장치
JP3621358B2 (ja) * 2001-05-25 2005-02-16 Ｎｅｃマイクロシステム株式会社 コンパレータ及びアナログディジタルコンバータ
JP3616353B2 (ja) 2001-06-14 2005-02-02 Ｎｅｃマイクロシステム株式会社 電圧比較回路
US6608503B2 (en) 2001-08-10 2003-08-19 Shakti Systems, Inc. Hybrid comparator and method
KR100762691B1 (ko) * 2005-11-07 2007-10-01 삼성에스디아이 주식회사 Ｄｃ­ｄｃ 변환기 및 그를 이용한 유기발광표시장치
KR100703460B1 (ko) * 2005-11-07 2007-04-03 삼성에스디아이 주식회사 Ｄｃ­ｄｃ 변환기 및 그를 이용한 유기발광표시장치
US7274221B2 (en) * 2005-11-29 2007-09-25 Micron Technology, Inc. Comparator circuit
JP5334366B2 (ja) * 2006-12-15 2013-11-06 三菱電機株式会社 半導体集積回路
JP5186818B2 (ja) * 2007-06-22 2013-04-24 ミツミ電機株式会社 チョッパ型コンパレータ
US20090167362A1 (en) * 2007-12-28 2009-07-02 Industrial Technology Research Institute Comparator
US8198920B2 (en) * 2009-03-23 2012-06-12 Atmel Corporation Low current comparator with programmable hysteresis
US8786319B1 (en) * 2012-03-16 2014-07-22 Applied Micro Circuits Corporation Latch isolation circuit
JP7356866B2 (ja) * 2019-10-31 2023-10-05 ローム株式会社 電圧コンパレータ
US11764759B2 (en) * 2020-04-23 2023-09-19 Silicon Laboratories Inc. Apparatus for offset cancellation in comparators and associated methods
US11742843B2 (en) * 2020-04-23 2023-08-29 Silicon Laboratories Inc. Apparatus for offset cancellation in comparators and associated methods
US11374559B2 (en) * 2020-05-18 2022-06-28 Nxp Usa, Inc. Low power comparator
KR20230159144A (ko) 2022-05-13 2023-11-21 삼성전자주식회사 피드백 회로를 포함하는 비교기 회로

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0101571B1 (fr) * 1982-07-30 1987-01-28 Kabushiki Kaisha Toshiba Amplificateur différentiel
JPS62273694A (ja) * 1986-05-22 1987-11-27 Sony Corp センスアンプ
US4707624A (en) * 1986-09-10 1987-11-17 National Semiconductor Corp. Offset cancellation scheme for a differential reset stabilized latch
JPS6380617A (ja) * 1986-09-24 1988-04-11 Sony Corp チヨツパ型コンパレ−タ
JPS63148173A (ja) * 1986-12-10 1988-06-21 Mitsubishi Electric Corp チヨツパ型比較器
JP2577450B2 (ja) * 1988-08-12 1997-01-29 株式会社東芝 アナログ−ディジタル変換回路
US5036223A (en) * 1989-05-22 1991-07-30 Kabushiki Kaisha Toshiba Inverter circuit and chopper type comparator circuit using the same
KR0142565B1 (ko) * 1989-08-30 1998-08-17 미다 가쓰시게 전압 비교기 및 그 동작 방법
US5032744A (en) * 1989-10-31 1991-07-16 Vlsi Technology, Inc. High speed comparator with offset cancellation
JPH03179920A (ja) * 1989-12-08 1991-08-05 Mitsubishi Electric Corp サンプルホールド回路装置
US5153454A (en) * 1990-02-07 1992-10-06 Yamaha Corporation Chopper type comparator
JP3031486B2 (ja) * 1990-11-30 2000-04-10 日本テキサス・インスツルメンツ株式会社 差動チョッパ形コンパレータ
JP3337241B2 (ja) * 1991-07-26 2002-10-21 テキサス インスツルメンツ インコーポレイテツド 改良型多重チャンネル・センサーインターフェース回路とその製造方法
JP2762868B2 (ja) * 1992-09-29 1998-06-04 日本電気株式会社 電圧比較回路
JP2945805B2 (ja) * 1992-10-01 1999-09-06 松下電器産業株式会社 Ａ／ｄ変換器
US5416432A (en) * 1993-12-30 1995-05-16 At&T Corp. Median peak detector for controlling disk pickup head

Also Published As

Publication number Publication date
US5546028A (en) 1996-08-13
JP2937027B2 (ja) 1999-08-23
FR2724272A1 (fr) 1996-03-08
NL1001146C2 (nl) 1996-08-22
JPH0879027A (ja) 1996-03-22
NL1001146A1 (nl) 1996-03-07

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse

Effective date: 20060531