DE69422272T2 - Oszillatorschaltung mit einem CMOS Inverter und einem resonierenden Element - Google Patents

Oszillatorschaltung mit einem CMOS Inverter und einem resonierenden Element

Info

Publication number
DE69422272T2
DE69422272T2 DE69422272T DE69422272T DE69422272T2 DE 69422272 T2 DE69422272 T2 DE 69422272T2 DE 69422272 T DE69422272 T DE 69422272T DE 69422272 T DE69422272 T DE 69422272T DE 69422272 T2 DE69422272 T2 DE 69422272T2
Authority
DE
Germany
Prior art keywords
oscillator circuit
cmos inverter
resonating element
resonating
cmos
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
DE69422272T
Other languages
English (en)
Other versions
DE69422272D1 (de
Inventor
Tetsuya Narahara
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 Electronics 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
Priority claimed from JP31757893A external-priority patent/JP2601170B2/ja
Application filed by NEC Corp filed Critical NEC Corp
Publication of DE69422272D1 publication Critical patent/DE69422272D1/de
Application granted granted Critical
Publication of DE69422272T2 publication Critical patent/DE69422272T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/30—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator
    • H03B5/32—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator
    • H03B5/36—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator active element in amplifier being semiconductor device
    • H03B5/364—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator active element in amplifier being semiconductor device the amplifier comprising field effect 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
    • H03K3/354—Astable circuits
    • H03K3/3545—Stabilisation of output, e.g. using crystal

Landscapes

  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
  • Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
DE69422272T 1993-12-17 1994-11-10 Oszillatorschaltung mit einem CMOS Inverter und einem resonierenden Element Expired - Fee Related DE69422272T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP31757893A JP2601170B2 (ja) 1993-08-02 1993-12-17 発振回路

Publications (2)

Publication Number Publication Date
DE69422272D1 DE69422272D1 (de) 2000-01-27
DE69422272T2 true DE69422272T2 (de) 2000-05-11

Family

ID=18089807

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69422272T Expired - Fee Related DE69422272T2 (de) 1993-12-17 1994-11-10 Oszillatorschaltung mit einem CMOS Inverter und einem resonierenden Element

Country Status (4)

Country Link
US (1) US5453719A (de)
EP (1) EP0658974B1 (de)
KR (1) KR0126849B1 (de)
DE (1) DE69422272T2 (de)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5532652A (en) * 1994-04-01 1996-07-02 Mitsubishi Denki Kabushiki Kaisha Oscillation circuit with enable/disable frequency stabilization
JP2666756B2 (ja) * 1995-01-30 1997-10-22 日本電気株式会社 半導体装置
US5696469A (en) * 1996-02-12 1997-12-09 Analog Devices, Inc. Clock oscillator
JPH10135789A (ja) * 1996-10-28 1998-05-22 Oki Electric Ind Co Ltd 発振回路
US5724009A (en) * 1996-10-29 1998-03-03 Motorola Inc. Crystal oscillator having input/output pins selectively used for analog or digital signals
US5942951A (en) * 1997-03-11 1999-08-24 Stmicroelectronics, Inc. Method and apparatus for reducing a noise differential in an electronic circuit
JP3630574B2 (ja) * 1998-12-14 2005-03-16 アルプス電気株式会社 基準周波数信号切替回路
JP2004318748A (ja) * 2003-04-21 2004-11-11 Seiko Epson Corp クロック信号検出回路及びそれを用いた半導体集積回路
US7710153B1 (en) 2006-06-30 2010-05-04 Masleid Robert P Cross point switch
GB0806138D0 (en) * 2008-04-04 2008-05-14 Elonics Ltd Crystal oscillator clock circuits
US8461934B1 (en) * 2010-10-26 2013-06-11 Marvell International Ltd. External oscillator detector
US8466752B2 (en) * 2011-05-04 2013-06-18 Fujitsu Semiconductor Limited System and method for supporting different types of oscillator circuits
JP2015159369A (ja) * 2014-02-21 2015-09-03 アルプス電気株式会社 発振回路及びこれを有する半導体集積回路装置
US10574185B2 (en) 2017-06-30 2020-02-25 Silicon Laboratories Inc. Crystal driver circuit with core amplifier having unbalanced tune capacitors
US10367462B2 (en) 2017-06-30 2019-07-30 Silicon Laboratories Inc. Crystal amplifier with additional high gain amplifier core to optimize startup operation
US10536115B2 (en) 2017-06-30 2020-01-14 Silicon Laboratories Inc. Crystal driver circuit with external oscillation signal amplitude control
US10454420B2 (en) * 2017-06-30 2019-10-22 Silicon Laboratories Inc. Crystal driver circuit configurable for daisy chaining
US10491157B1 (en) 2018-07-11 2019-11-26 Silicon Laboratories Inc. Crystal oscillator adaptive startup energy minimization
US10601369B2 (en) 2018-07-11 2020-03-24 Silicon Laboratories Inc. Crystal oscillator startup time optimization
JP7234656B2 (ja) * 2019-01-29 2023-03-08 セイコーエプソン株式会社 発振回路、発振器、電子機器及び移動体

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5441058A (en) * 1977-09-08 1979-03-31 Citizen Watch Co Ltd Crystal oscillator circuit
US4321562A (en) * 1979-01-11 1982-03-23 Nippon Electric Co., Ltd. Crystal oscillator circuit capable of changing the number of inverter stages coupled in series
JPS58184822A (ja) * 1982-03-31 1983-10-28 Fujitsu Ltd 入力回路
JPS62186617A (ja) * 1986-02-12 1987-08-15 Nec Corp 発振制御回路
US5101127A (en) * 1989-03-23 1992-03-31 Texas Instruments Incorporated Digital integrated frequency discriminator of external clock and internally generated signal backup
US4896122A (en) * 1989-07-14 1990-01-23 Motorola, Inc. Multiple bandwidth crystal controlled oscillator
DE3940745C1 (de) * 1989-12-09 1991-04-11 Robert Bosch Gmbh, 7000 Stuttgart, De
US5036215A (en) * 1990-01-29 1991-07-30 International Business Machines Corporation Pass gate multiplexer receiver circuit
JPH03274810A (ja) * 1990-03-23 1991-12-05 Seiko Instr Inc 半導体集積回路
US5140197A (en) * 1990-08-13 1992-08-18 Dallas Semiconductor Corporation Filtered detection plus propagated timing window for stabilizing the switch from crystal to ring oscillator at power-down
JPH0446707U (de) * 1990-08-22 1992-04-21
JPH0575342A (ja) * 1991-09-10 1993-03-26 Fujitsu Ltd 発振回路の制御装置
US5136185A (en) * 1991-09-20 1992-08-04 Hewlett-Packard Company Local tristate control circuit

Also Published As

Publication number Publication date
KR950022038A (ko) 1995-07-26
DE69422272D1 (de) 2000-01-27
EP0658974B1 (de) 1999-12-22
EP0658974A1 (de) 1995-06-21
US5453719A (en) 1995-09-26
KR0126849B1 (ko) 1998-10-01

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: NEC ELECTRONICS CORP., KAWASAKI, KANAGAWA, JP

8339 Ceased/non-payment of the annual fee