CN1320752C - 具有较小配置面积和较低电源瞬态的振荡器电路 - Google Patents

具有较小配置面积和较低电源瞬态的振荡器电路 Download PDF

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Publication number
CN1320752C
CN1320752C CNB03820973XA CN03820973A CN1320752C CN 1320752 C CN1320752 C CN 1320752C CN B03820973X A CNB03820973X A CN B03820973XA CN 03820973 A CN03820973 A CN 03820973A CN 1320752 C CN1320752 C CN 1320752C
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CN
China
Prior art keywords
voltage
terminal
input
output
coupled
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
CNB03820973XA
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English (en)
Chinese (zh)
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CN1679235A (zh
Inventor
约翰·M.·皮古特
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.)
NXP USA Inc
Original Assignee
Freescale Semiconductor Inc
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Filing date
Publication date
Application filed by Freescale Semiconductor Inc filed Critical Freescale Semiconductor Inc
Publication of CN1679235A publication Critical patent/CN1679235A/zh
Application granted granted Critical
Publication of CN1320752C publication Critical patent/CN1320752C/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • 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
    • H03B27/00—Generation of oscillations providing a plurality of outputs of the same frequency but differing in phase, other than merely two anti-phase outputs
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K4/00—Generating pulses having essentially a finite slope or stepped portions
    • H03K4/06—Generating pulses having essentially a finite slope or stepped portions having triangular shape
    • H03K4/066—Generating pulses having essentially a finite slope or stepped portions having triangular shape using a Miller-integrator
    • 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
    • H03B5/20—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising resistance and either capacitance or inductance, e.g. phase-shift oscillator
    • H03B5/24—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising resistance and either capacitance or inductance, e.g. phase-shift oscillator active element in amplifier being semiconductor device
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K4/00—Generating pulses having essentially a finite slope or stepped portions
    • H03K4/06—Generating pulses having essentially a finite slope or stepped portions having triangular shape
    • H03K4/08—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape
    • H03K4/48—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements semiconductor devices
    • H03K4/50—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements semiconductor devices in which a sawtooth voltage is produced across a capacitor
    • H03K4/501—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements semiconductor devices in which a sawtooth voltage is produced across a capacitor the starting point of the flyback period being determined by the amplitude of the voltage across the capacitor, e.g. by a comparator
    • H03K4/502—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements semiconductor devices in which a sawtooth voltage is produced across a capacitor the starting point of the flyback period being determined by the amplitude of the voltage across the capacitor, e.g. by a comparator the capacitor being charged from a constant-current source
    • 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
    • H03K3/027—Generators characterised by the type of circuit or by the means used for producing pulses by the use of logic circuits, with internal or external positive feedback
    • H03K3/03—Astable circuits
    • H03K3/0315—Ring oscillators

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
  • Electronic Switches (AREA)
CNB03820973XA 2002-09-06 2003-08-22 具有较小配置面积和较低电源瞬态的振荡器电路 Expired - Fee Related CN1320752C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/236,230 2002-09-06
US10/236,230 US6803832B2 (en) 2002-09-06 2002-09-06 Oscillator circuit having reduced layout area and lower power supply transients

Publications (2)

Publication Number Publication Date
CN1679235A CN1679235A (zh) 2005-10-05
CN1320752C true CN1320752C (zh) 2007-06-06

Family

ID=31977624

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB03820973XA Expired - Fee Related CN1320752C (zh) 2002-09-06 2003-08-22 具有较小配置面积和较低电源瞬态的振荡器电路

Country Status (7)

Country Link
US (1) US6803832B2 (enExample)
JP (1) JP4355658B2 (enExample)
KR (1) KR100976890B1 (enExample)
CN (1) CN1320752C (enExample)
AU (1) AU2003268372A1 (enExample)
TW (1) TWI322562B (enExample)
WO (1) WO2004023654A1 (enExample)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005117140A (ja) 2003-10-03 2005-04-28 Nec Electronics Corp 発振回路及びそれを備える半導体集積回路
US7280000B2 (en) * 2005-05-05 2007-10-09 Infineon Technologies Ag Apparatus and method for reducing power consumption within an oscillator
US7564276B2 (en) * 2006-06-28 2009-07-21 Qualcomm Incorporated Low-power modulus divider stage
DE102006051768B4 (de) * 2006-11-02 2015-11-26 Infineon Technologies Ag Vorrichtung und Verfahren zum Feststellen einer Beeinträchtigung einer durch einen Regelkreis bereitgestellten geregelten Spannung und Computerprogramm zur Durchführung des Verfahrens
US7482858B2 (en) * 2006-12-13 2009-01-27 Taiwan Semiconductor Manufacturing Co., Ltd. Temperature-sensitive current source
CN101409541A (zh) * 2008-11-18 2009-04-15 上海贝岭矽创微电子有限公司 环形振荡电路
KR101616046B1 (ko) * 2009-10-05 2016-04-27 삼성전자주식회사 발진기 및 그 동작방법
CN103703681B (zh) 2010-12-10 2017-05-24 马维尔国际贸易有限公司 快速上电的比较器
US20130099870A1 (en) * 2011-10-20 2013-04-25 Qualcomm Atheros, Inc. Voltage controlled oscillators having low phase noise
US8742880B2 (en) * 2011-10-28 2014-06-03 Qualcomm Incorporated Single differential transformer core
EP3293878B1 (en) * 2016-09-09 2021-06-23 Black & Decker Inc. Dual-inverter for a brushless motor
FR3068836B1 (fr) * 2017-07-07 2019-08-23 Stmicroelectronics (Rousset) Sas Circuit de protection d'un commutateur de puissance
TWI850742B (zh) * 2022-08-24 2024-08-01 立錡科技股份有限公司 電子裝置以及監控方法
US12298345B2 (en) * 2023-02-21 2025-05-13 Texas Instruments Incorporated Low-frequency oscillator monitoring circuit

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2015289A (en) * 1978-01-20 1979-09-05 Anvar A multifunction electronic circuit arrangement having four basic circuits and applications of said circuit arrangement
US4904960A (en) * 1989-04-10 1990-02-27 National Semiconductor Corporation Precision CMOS oscillator circuit

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62226711A (ja) * 1986-03-28 1987-10-05 Nissan Motor Co Ltd 発振回路
US5128634A (en) * 1990-10-29 1992-07-07 Motorola, Inc. Oscillator cirucit independent or parasitic capacitors
US5459437A (en) * 1994-05-10 1995-10-17 Integrated Device Technology Logic gate with controllable hysteresis and high frequency voltage controlled oscillator
US6373343B1 (en) * 1999-09-03 2002-04-16 Texas Instruments Incorporated Oscillator and method

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2015289A (en) * 1978-01-20 1979-09-05 Anvar A multifunction electronic circuit arrangement having four basic circuits and applications of said circuit arrangement
US4904960A (en) * 1989-04-10 1990-02-27 National Semiconductor Corporation Precision CMOS oscillator circuit

Also Published As

Publication number Publication date
WO2004023654A1 (en) 2004-03-18
US20040046614A1 (en) 2004-03-11
TWI322562B (en) 2010-03-21
JP2005538609A (ja) 2005-12-15
US6803832B2 (en) 2004-10-12
KR100976890B1 (ko) 2010-08-18
TW200419893A (en) 2004-10-01
JP4355658B2 (ja) 2009-11-04
AU2003268372A1 (en) 2004-03-29
CN1679235A (zh) 2005-10-05
KR20050057172A (ko) 2005-06-16

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C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
CP01 Change in the name or title of a patent holder

Address after: Texas in the United States

Patentee after: NXP USA, Inc.

Address before: Texas in the United States

Patentee before: FREESCALE SEMICONDUCTOR, Inc.

CP01 Change in the name or title of a patent holder
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20070606

Termination date: 20210822

CF01 Termination of patent right due to non-payment of annual fee