JPH0264233U - - Google Patents

Info

Publication number
JPH0264233U
JPH0264233U JP1989122680U JP12268089U JPH0264233U JP H0264233 U JPH0264233 U JP H0264233U JP 1989122680 U JP1989122680 U JP 1989122680U JP 12268089 U JP12268089 U JP 12268089U JP H0264233 U JPH0264233 U JP H0264233U
Authority
JP
Japan
Prior art keywords
current
voltage comparator
difference
transistor
currents
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.)
Pending
Application number
JP1989122680U
Other languages
English (en)
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 filed Critical
Publication of JPH0264233U publication Critical patent/JPH0264233U/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C11/00—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
    • G11C11/21—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements
    • G11C11/34—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices
    • G11C11/40—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors
    • G11C11/41—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors forming static cells with positive feedback, i.e. cells not needing refreshing or charge regeneration, e.g. bistable multivibrator or Schmitt trigger
    • G11C11/413—Auxiliary circuits, e.g. for addressing, decoding, driving, writing, sensing, timing or power reduction
    • G11C11/414—Auxiliary circuits, e.g. for addressing, decoding, driving, writing, sensing, timing or power reduction for memory cells of the bipolar type
    • G11C11/416—Read-write [R-W] circuits 
    • 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
    • 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
    • H03K5/2409—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 bipolar transistors
    • H03K5/2418—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 bipolar transistors with at least one differential stage
    • 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
    • H03K5/2409—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 bipolar transistors
    • H03K5/2427—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 bipolar transistors using clock signals

Description

【図面の簡単な説明】
第１図は本考案の比較器の回路図、第２図は第
１図の比較器のラツチ部分の他の実施例である。 １００……ギルバートゲインセル、１０１……
入力作動増幅器、１０２，１０２′……出力ラツ
チ装置、１０３……スイツチング装置。

Claims (1)

  1. 【実用新案登録請求の範囲】 １ 第１および２の状態を有する電圧比較器にお
    いて、 制御信号に応答して前記電圧比較器の状態を、
    選択する手段と、 前記電圧比較器の第１の状態が選択されたとき
    に、印加される入力電圧の差に応じて第１および
    第２の電流を供給する第１の手段と、 前記電圧比較器の第１の状態が選択されたとき
    に、前記第１の電流と第２の電流の差を増幅する
    差電流増幅器と、 前記差電流増幅器に応答して前記第１の電流と
    第２の電流の前記増幅された差の関数として差電
    圧を発生する第２の手段と、 前記第２の手段に結合され、前記第２の状態が
    選択されたときに前記差電圧を増加させてラツチ
    するラツチ手段とを備えていることを特徴とする
    電圧比較器。 ２ 実用新案登録請求の範囲第１項記載の電圧比
    較器において、 前記差電流増幅器に第３の電流を結合させる第
    ３の手段を更に含み、 前記差電流増幅器は前記第１の手段から前記第
    ２の手段へ前記第１および第２の電流をそれぞれ
    結合させる第４および第５の手段と、前記第１の
    電流と第２の電流差に応答して前記第３の電流を
    第１および第２の電流部分に分割する第６の手段
    と、前記第１の電流部分を前記第１の電流にそし
    て前記第２の電流部分を前記第２の電流に加算し
    、前記第２の手段に結合される電流の差が前記第
    １の電流と第２の電流の差より大きくなるように
    する手段と、を備えていることを特徴とする電圧
    比較器。 ３ 実用新案登録請求の範囲第２項記載の電圧比
    較器において、前記比較器が前記第１の状態にあ
    るとき、前記第３の電流と、前記第１および第２
    の電流の和とがそれぞれほぼ一定となるようにす
    る電流調整手段を更に備えていることを特徴とす
    る電圧比較器。 ４ 実用新案登録請求の範囲第２項または第３項
    記載の電圧比較器において、前記第４および第５
    の手段はそれぞれ、前記第１の手段に接続される
    エミツタと前記第２の手段に接続されるコレクタ
    とを有する第１および第２のトランジスタを備え
    ており、前記第６の手段はそれぞれ前記第３の手
    段に接続されるエミツタを有する第３および第４
    のトランジスタを備えており、前記第３および第
    ４のトランジスタのベースがそれぞれ前記第１お
    よび第２のトランジスタのエミツタに接続されて
    おり、前記第３および第４のトランジスタのコレ
    クタがそれぞれ前記第２および第１のトランジス
    タのコレクタに接続されることを特徴とする電圧
    比較器。 ５ 実用新案登録請求の範囲第４項記載の電圧比
    較器において、前記ラツチ手段は第５および第６
    のトランジスタを有しており、前記第５のトラン
    ジスタのベースが前記第６のトランジスタのコレ
    クタに接続され、前記第６のトランジスタのベー
    スが前記第５のトランジスタのコレクタに接続さ
    れ、前記第５および第６のトランジスタのエミツ
    タが共通となるように接続されていることを特徴
    とする電圧比較器。
JP1989122680U 1978-02-14 1989-10-19 Pending JPH0264233U (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/877,698 US4147943A (en) 1978-02-14 1978-02-14 Sensitive high speed clocked comparator

Publications (1)

Publication Number Publication Date
JPH0264233U true JPH0264233U (ja) 1990-05-15

Family

ID=25370528

Family Applications (2)

Application Number Title Priority Date Filing Date
JP1596279A Pending JPS54117655A (en) 1978-02-14 1979-02-14 Voltage comparator
JP1989122680U Pending JPH0264233U (ja) 1978-02-14 1989-10-19

Family Applications Before (1)

Application Number Title Priority Date Filing Date
JP1596279A Pending JPS54117655A (en) 1978-02-14 1979-02-14 Voltage comparator

Country Status (5)

Country Link
US (1) US4147943A (ja)
JP (2) JPS54117655A (ja)
DE (1) DE2905176A1 (ja)
FR (1) FR2417112A1 (ja)
GB (1) GB2014389B (ja)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4210830A (en) * 1978-08-28 1980-07-01 Precision Monolithics, Inc. High speed switching circuit
JPS5732128A (en) * 1980-08-04 1982-02-20 Matsushita Electric Ind Co Ltd Parallel analog to digital converter
JPS5732126A (en) * 1980-08-04 1982-02-20 Matsushita Electric Ind Co Ltd Comparator circuit
US4571507A (en) * 1982-05-12 1986-02-18 Hybrid Systems Corporation Successive approximation analog-to-digital converter
JPS5912661A (ja) * 1982-07-13 1984-01-23 Fujitsu Ltd 閾値可変型差動信号レシ−バ
US4506171A (en) * 1982-12-29 1985-03-19 Westinghouse Electric Corp. Latching type comparator
US4599526A (en) * 1983-05-13 1986-07-08 At&T Bell Laboratories Clocked latching circuit
US4505075A (en) * 1983-05-16 1985-03-19 General Electric Company Fixturing device
EP0134270B1 (de) * 1983-08-17 1987-06-03 Ibm Deutschland Gmbh Phasenteiler mit Verriegelung
US4668881A (en) * 1983-12-01 1987-05-26 Rca Corporation Sense circuit with presetting means
US4814642A (en) * 1987-09-10 1989-03-21 Trw Inc. Switched impedance comparator
JPH01147915A (ja) * 1987-12-04 1989-06-09 Hitachi Ltd 半導体回路
EP0320525B1 (de) * 1987-12-15 1991-10-16 Deutsche ITT Industries GmbH Abtast-Halte-Stufe und deren Anwendung in Parallel-A/D-Wandlern
JP2621311B2 (ja) * 1988-03-10 1997-06-18 日本電気株式会社 ラッチ回路付きコンパレータ
US4926176A (en) * 1988-08-25 1990-05-15 Brooktree Corporation Self-timing analog-to-digital converting system
US5017814A (en) * 1989-12-13 1991-05-21 Tektronix, Inc. Metastable sense circuit
US5030895A (en) * 1990-08-30 1991-07-09 The United States Of America As Represented By The Secretary Of The Navy Field emitter array comparator
TW353535U (en) * 1990-11-19 1999-02-21 Hitachi Ltd Memory circuit improved in electrical characteristics
US5239210A (en) * 1991-01-15 1993-08-24 Crystal Semiconductor, Inc. Low distortion unity gain amplifier for dac
US5166560A (en) * 1991-08-02 1992-11-24 Bell Communications Research, Inc. Voltage-controlled variable capacitor
US5339067A (en) * 1993-05-07 1994-08-16 Crystal Semiconductor Corporation Integrated voltage divider and circuit employing an integrated voltage divider
JPH08335860A (ja) * 1995-06-08 1996-12-17 Mitsubishi Electric Corp 差動ラッチ回路
US6597303B2 (en) * 2001-08-16 2003-07-22 Hrl Laboratories, Llc Comparator with very fast regeneration time constant
US20030118138A1 (en) * 2001-12-21 2003-06-26 James Chow High speed differential data sampling circuit
US7202708B2 (en) * 2005-03-10 2007-04-10 Raytheon Company Comparator with resonant tunneling diodes
US7688125B2 (en) * 2006-12-19 2010-03-30 Texas Instruments Incorporated Latched comparator and methods for using such
DE102014001698B3 (de) * 2014-02-04 2014-12-11 Hans Gustat Getakteter Komparator mit bipolarem Differenzverstärker

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3689752A (en) * 1970-04-13 1972-09-05 Tektronix Inc Four-quadrant multiplier circuit
JPS53137649A (en) * 1977-05-05 1978-12-01 Tektronix Inc Voltage comparator

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3621301A (en) * 1969-12-31 1971-11-16 Ibm Threshold-responsive regenerative latching circuit
US3843934A (en) * 1973-01-31 1974-10-22 Advanced Micro Devices Inc High speed transistor difference amplifier
JPS5068046A (ja) * 1973-10-17 1975-06-07

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3689752A (en) * 1970-04-13 1972-09-05 Tektronix Inc Four-quadrant multiplier circuit
JPS53137649A (en) * 1977-05-05 1978-12-01 Tektronix Inc Voltage comparator

Also Published As

Publication number Publication date
FR2417112B1 (ja) 1985-04-19
FR2417112A1 (fr) 1979-09-07
JPS54117655A (en) 1979-09-12
GB2014389A (en) 1979-08-22
US4147943A (en) 1979-04-03
GB2014389B (en) 1982-04-07
DE2905176A1 (de) 1979-08-16

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