JPH0179141U - - Google Patents

Info

Publication number
JPH0179141U
JPH0179141U JP1987176294U JP17629487U JPH0179141U JP H0179141 U JPH0179141 U JP H0179141U JP 1987176294 U JP1987176294 U JP 1987176294U JP 17629487 U JP17629487 U JP 17629487U JP H0179141 U JPH0179141 U JP H0179141U
Authority
JP
Japan
Prior art keywords
latch
electronic circuit
signal
power supply
circuit
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
JP1987176294U
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
Priority to JP1987176294U priority Critical patent/JPH0179141U/ja
Priority to DE3839077A priority patent/DE3839077A1/de
Priority to US07/273,372 priority patent/US4900951A/en
Publication of JPH0179141U publication Critical patent/JPH0179141U/ja
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/20—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for electronic equipment

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Electronic Switches (AREA)
  • Manipulation Of Pulses (AREA)
  • Logic Circuits (AREA)
  • Power Sources (AREA)
  • Microcomputers (AREA)
  • Measurement Of Current Or Voltage (AREA)

Description

【図面の簡単な説明】
第１図は、本考案の一実施例を示すブロツク図
、第２図は、第１図の回路の動作を示す波形図、
第３図及び第４図は、本考案の他の実施例を示す
ブロツク図、第５図は、本考案の更に他の実施例
を示す回路図、第６図及び第７図は、第５図の回
路の動作を示す波形図、第８図は、ラツチアツプ
を防止する従来の方法を示す回路図である。 主要部分の符号の説明３……ラツチアツプ検出
回路、Ｑ１……トランジスタ。

Claims (1)

    【実用新案登録請求の範囲】
  1. 所定周波数の信号を出力する電子回路のラツチ
    アツプ復旧回路であつて、前記電子回路から出力
    される信号の周波数が所定帯域内にないことを検
    知してラツチアツプ検出信号を発生するラツチア
    ツプ検出手段と、前記ラツチアツプ検出信号に応
    じて前記電子回路への電源供給を所定時間だけ禁
    止する電源供給禁止手段とからなるラツチアツプ
    復旧回路。
JP1987176294U 1987-11-18 1987-11-18 Pending JPH0179141U (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP1987176294U JPH0179141U (ja) 1987-11-18 1987-11-18
DE3839077A DE3839077A1 (de) 1987-11-18 1988-11-18 Heilungsschaltung fuer latch-up-zustand (unerwuenschtes sperren) bei halbleiter-elektronikschaltungen
US07/273,372 US4900951A (en) 1987-11-18 1988-11-18 Latch-up restoration circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987176294U JPH0179141U (ja) 1987-11-18 1987-11-18

Publications (1)

Publication Number Publication Date
JPH0179141U true JPH0179141U (ja) 1989-05-26

Family

ID=16011071

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987176294U Pending JPH0179141U (ja) 1987-11-18 1987-11-18

Country Status (3)

Country Link
US (1) US4900951A (ja)
JP (1) JPH0179141U (ja)
DE (1) DE3839077A1 (ja)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5140177A (en) * 1988-12-02 1992-08-18 Mitsubishi Denki Kabushiki Kaisha Complementary circuit device returnable to normal operation from latch-up phenomenon
US5065047A (en) * 1989-03-27 1991-11-12 Nissan Motor Co., Ltd. Digital circuit including fail-safe circuit
US5180934A (en) * 1991-05-28 1993-01-19 Thomson Consumer Electronics, Inc. Self-enabling data-collision avoidance arrangement using a peak detector
US5229926A (en) * 1992-04-01 1993-07-20 Digital Equipment Corporation Power supply interlock for a distributed power system
EP0724209A1 (en) * 1995-01-25 1996-07-31 International Business Machines Corporation Power management system for integrated circuits
KR0182041B1 (ko) * 1995-08-11 1999-05-15 김광호 단전원에서의 파워 트랜지스터의 구동 회로
DE19540169C1 (de) * 1995-10-27 1996-11-28 Texas Instruments Deutschland Integrierte CMOS-Schaltung mit Schaltung zur Latch-up-Verhinderung sowie Status-Speicher
US5874854A (en) * 1997-03-28 1999-02-23 International Business Machines Corporation Control scheme for on-chip capacitor degating
US5990723A (en) * 1998-01-09 1999-11-23 Maxim Integrated Products, Inc. Filter circuits for protecting against transient electrical pulses

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4266145A (en) * 1979-05-09 1981-05-05 Ncr Corporation Time dependent master reset
DE2946081C3 (de) * 1979-11-15 1995-09-21 Wabco Vermoegensverwaltung Schaltungsanordnung zur Überwachung der Funktion eines Mikroprozessors
DE3040326C1 (de) * 1980-10-25 1981-10-08 Eurosil GmbH, 8000 München Mikroprozessor mit Ruecksetz-Schaltanordnung
JPS57208733A (en) * 1981-06-18 1982-12-21 Fujitsu Ltd Preventing circuit for malfunction
US4434403A (en) * 1981-08-24 1984-02-28 Burroughs Corporation Universal reset circuit for digital circuitry
US4520418A (en) * 1983-04-25 1985-05-28 Susi Roger E Reset circuit
US4572966A (en) * 1983-12-22 1986-02-25 Rockwell International Corporation Activity monitor, power-on clear circuit
US4618953A (en) * 1984-05-01 1986-10-21 Pitney Bowes Inc. Watchdog circuit
US4627060A (en) * 1984-11-29 1986-12-02 Baxter Travenol Laboratories, Inc. Watchdog timer
US4698829A (en) * 1985-03-12 1987-10-06 Pitney Bowes Inc. Monitoring system for verifying that an input signal is toggling at a minimum frequency
US4791317A (en) * 1986-09-26 1988-12-13 Siemens Aktiengesellschaft Latch-up protection circuit for integrated circuits using complementary mos circuit technology

Also Published As

Publication number Publication date
DE3839077A1 (de) 1989-06-01
US4900951A (en) 1990-02-13
DE3839077C2 (ja) 1990-07-26

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