IT1041345B - Circuito inizializzatore per calcolatori o elaboratori elettronici - Google Patents

Circuito inizializzatore per calcolatori o elaboratori elettronici

Info

Publication number
IT1041345B
IT1041345B IT68931/75A IT6893175A IT1041345B IT 1041345 B IT1041345 B IT 1041345B IT 68931/75 A IT68931/75 A IT 68931/75A IT 6893175 A IT6893175 A IT 6893175A IT 1041345 B IT1041345 B IT 1041345B
Authority
IT
Italy
Prior art keywords
computers
electronic processors
initializer circuit
initializer
circuit
Prior art date
Application number
IT68931/75A
Other languages
English (en)
Original Assignee
American Micro Syst
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 American Micro Syst filed Critical American Micro Syst
Application granted granted Critical
Publication of IT1041345B publication Critical patent/IT1041345B/it

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/22—Modifications for ensuring a predetermined initial state when the supply voltage has been applied
    • H03K17/223—Modifications for ensuring a predetermined initial state when the supply voltage has been applied in field-effect transistor switches
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/24—Resetting means
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
    • H03K19/01—Modifications for accelerating switching
    • H03K19/017—Modifications for accelerating switching in field-effect transistor circuits
    • H03K19/01707—Modifications for accelerating switching in field-effect transistor circuits in asynchronous circuits
    • H03K19/01721—Modifications for accelerating switching in field-effect transistor circuits in asynchronous circuits by means of a pull-up or down element
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
    • H03K19/02—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components
    • H03K19/08—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using semiconductor devices
    • H03K19/094—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using semiconductor devices using field-effect transistors
    • H03K19/0944—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using semiconductor devices using field-effect transistors using MOSFET or insulated gate field-effect transistors, i.e. IGFET
    • H03K19/09441—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using semiconductor devices using field-effect transistors using MOSFET or insulated gate field-effect transistors, i.e. IGFET of the same canal type
    • H03K19/09443—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using semiconductor devices using field-effect transistors using MOSFET or insulated gate field-effect transistors, i.e. IGFET of the same canal type using a combination of enhancement and depletion transistors
    • 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
    • H03K3/353—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of field-effect transistors with internal or external positive feedback
    • H03K3/356—Bistable circuits
    • H03K3/356008—Bistable circuits ensuring a predetermined initial state when the supply voltage has been applied; storing the actual state when the supply voltage fails

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Logic Circuits (AREA)
  • Electronic Switches (AREA)
IT68931/75A 1974-11-14 1975-07-24 Circuito inizializzatore per calcolatori o elaboratori elettronici IT1041345B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/523,809 US3950654A (en) 1974-11-14 1974-11-14 Power-on initializing circuit for a calculator system

Publications (1)

Publication Number Publication Date
IT1041345B true IT1041345B (it) 1980-01-10

Family

ID=24086545

Family Applications (1)

Application Number Title Priority Date Filing Date
IT68931/75A IT1041345B (it) 1974-11-14 1975-07-24 Circuito inizializzatore per calcolatori o elaboratori elettronici

Country Status (6)

Country Link
US (1) US3950654A (it)
JP (1) JPS5171740A (it)
CA (1) CA1034259A (it)
DE (1) DE2546967A1 (it)
FR (1) FR2291540A1 (it)
IT (1) IT1041345B (it)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5931083B2 (ja) * 1975-09-19 1984-07-31 セイコーエプソン株式会社 半導体集積回路
US4045688A (en) * 1976-10-26 1977-08-30 Rca Corporation Power-on reset circuit
JPS53106552A (en) * 1977-02-28 1978-09-16 Toshiba Corp Waveform shaping circuit
JPS5951177B2 (ja) * 1977-03-12 1984-12-12 日本電気株式会社 オ−トクリア信号発生回路
US4140927A (en) * 1977-04-04 1979-02-20 Teletype Corporation Non-overlapping clock generator
DE2963676D1 (en) * 1978-09-05 1982-11-04 Motorola Inc Programmable mode of operation select by reset and data processor using this select
US4409671A (en) * 1978-09-05 1983-10-11 Motorola, Inc. Data processor having single clock pin
US4210829A (en) * 1978-10-02 1980-07-01 National Semiconductor Corporation Power up circuit with high noise immunity
US4296338A (en) * 1979-05-01 1981-10-20 Motorola, Inc. Power on and low voltage reset circuit
US4260907A (en) * 1979-06-12 1981-04-07 Telex Computer Products, Inc. Power-on-reset circuit with power fail detection
US4296340A (en) * 1979-08-27 1981-10-20 Intel Corporation Initializing circuit for MOS integrated circuits
US4463270A (en) * 1980-07-24 1984-07-31 Fairchild Camera & Instrument Corp. MOS Comparator circuit
US4367422A (en) * 1980-10-01 1983-01-04 General Electric Company Power on restart circuit
JPS57111120A (en) * 1980-12-26 1982-07-10 Canon Inc Reset pulse generator
JPS57197626A (en) * 1981-04-15 1982-12-03 Fujitsu Ltd Reset circuit
JPS57176432A (en) * 1981-04-24 1982-10-29 Toshiba Corp Automatic clear circuit
US4409501A (en) * 1981-07-20 1983-10-11 Motorola Inc. Power-on reset circuit
US4532607A (en) * 1981-07-22 1985-07-30 Tokyo Shibaura Denki Kabushiki Kaisha Programmable circuit including a latch to store a fuse's state
US4433390A (en) * 1981-07-30 1984-02-21 The Bendix Corporation Power processing reset system for a microprocessor responding to sudden deregulation of a voltage
US4516225A (en) * 1983-02-18 1985-05-07 Advanced Micro Devices, Inc. MOS Depletion load circuit
JPS60180216A (ja) * 1984-02-28 1985-09-14 Fujitsu Ltd 電圧検知回路
US4611126A (en) * 1984-10-04 1986-09-09 Werkzeugmaschinenfabrik Oerlikon-Buehrle Ag Power on/off reset generator
US4634904A (en) * 1985-04-03 1987-01-06 Lsi Logic Corporation CMOS power-on reset circuit
NL8501835A (nl) * 1985-06-26 1987-01-16 Philips Nv Geintegreerde schakeling.
US4716322A (en) * 1986-03-25 1987-12-29 Texas Instruments Incorporated Power-up control circuit including a comparator, Schmitt trigger, and latch
USH497H (en) 1987-01-14 1988-07-05 The United States Of America As Represented By The Secretary Of The Air Force Ratioed power on reset circuit
JPH01144719A (ja) * 1987-11-30 1989-06-07 Toshiba Corp リトリガブル・マルチバイブレータ
US5233289A (en) * 1991-04-23 1993-08-03 Harris Corporation Voltage divider and use as bias network for stacked transistors
US5564010A (en) * 1993-05-24 1996-10-08 Thomson Consumer Electronics, Inc. Reset signal generator, for generating resets of multiple duration
US6178501B1 (en) * 1998-04-28 2001-01-23 Micron Technology. Inc. Method and apparatus for initializing a memory device
US6188257B1 (en) * 1999-02-01 2001-02-13 Vlsi Technology, Inc. Power-on-reset logic with secure power down capability
US6545521B2 (en) 2001-06-29 2003-04-08 International Business Machines Corporation Low skew, power sequence independent CMOS receiver device
US8410833B2 (en) * 2011-02-28 2013-04-02 Advanced Micro Devices, Inc. On-chip power-up control circuit
US12483237B2 (en) * 2022-11-24 2025-11-25 Mediatek Inc. Power-up initialization circuit

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3218473A (en) * 1962-05-17 1965-11-16 Superior Electric Co Transistor state setting circuit
GB1311342A (en) * 1970-07-14 1973-03-28 Plessey Co Ltd Electrical plug-in circuit card

Also Published As

Publication number Publication date
DE2546967A1 (de) 1976-05-26
CA1034259A (en) 1978-07-04
JPS5171740A (it) 1976-06-21
FR2291540A1 (fr) 1976-06-11
US3950654A (en) 1976-04-13

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