DE69700232T2 - Ladungspumpe für eine Phasenregelschleife - Google Patents

Ladungspumpe für eine Phasenregelschleife

Info

Publication number
DE69700232T2
DE69700232T2 DE69700232T DE69700232T DE69700232T2 DE 69700232 T2 DE69700232 T2 DE 69700232T2 DE 69700232 T DE69700232 T DE 69700232T DE 69700232 T DE69700232 T DE 69700232T DE 69700232 T2 DE69700232 T2 DE 69700232T2
Authority
DE
Germany
Prior art keywords
charge pump
locked loop
phase locked
phase
loop
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
DE69700232T
Other languages
English (en)
Other versions
DE69700232D1 (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
Application filed by NEC Corp filed Critical NEC Corp
Application granted granted Critical
Publication of DE69700232D1 publication Critical patent/DE69700232D1/de
Publication of DE69700232T2 publication Critical patent/DE69700232T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION, OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/08—Details of the phase-locked loop
    • H03L7/085—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal
    • H03L7/089—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal the phase or frequency detector generating up-down pulses
    • H03L7/0891—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal the phase or frequency detector generating up-down pulses the up-down pulses controlling source and sink current generators, e.g. a charge pump
    • H03L7/0895—Details of the current generators
DE69700232T 1996-03-28 1997-03-25 Ladungspumpe für eine Phasenregelschleife Expired - Fee Related DE69700232T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8074896A JP2877196B2 (ja) 1996-03-28 1996-03-28 チャージポンプ回路およびそれを備えた位相同期回路

Publications (2)

Publication Number Publication Date
DE69700232D1 DE69700232D1 (de) 1999-07-01
DE69700232T2 true DE69700232T2 (de) 1999-12-16

Family

ID=13560622

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69700232T Expired - Fee Related DE69700232T2 (de) 1996-03-28 1997-03-25 Ladungspumpe für eine Phasenregelschleife

Country Status (4)

Country Link
US (1) US5886551A (de)
EP (1) EP0798862B1 (de)
JP (1) JP2877196B2 (de)
DE (1) DE69700232T2 (de)

Families Citing this family (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100264959B1 (ko) * 1997-04-30 2000-10-02 윤종용 반도체 장치의 고전압발생회로
JP3827403B2 (ja) * 1997-05-20 2006-09-27 富士通株式会社 電流スイッチ回路及びそれを利用したｐｌｌ回路
FR2767977A1 (fr) * 1997-08-27 1999-02-26 Philips Electronics Nv Etage de sortie pour pompe de charge faible courant et demodulateur integrant une telle pompe de charge
JP2933070B2 (ja) * 1997-09-03 1999-08-09 日本電気株式会社 チャ−ジポンプ回路
JP3515382B2 (ja) * 1997-09-30 2004-04-05 株式会社東芝 チャージポンプ
KR100280452B1 (ko) * 1998-03-17 2001-02-01 김영환 위상동기루프장치
JPH11330959A (ja) * 1998-05-18 1999-11-30 Mitsubishi Electric Corp 電圧制御発振器およびチャージポンプ回路
US6329872B1 (en) * 1998-08-14 2001-12-11 Nortel Networks Limited Charge pump circuit for a phase locked loop
FI107092B (fi) * 1998-12-22 2001-05-31 Nokia Mobile Phones Ltd Varauspumppuun perustuva vaihelukittu silmukka
DE19939104A1 (de) * 1999-08-18 2001-07-19 Infineon Technologies Ag Ladungspumpe
DE60023833T2 (de) 1999-08-24 2006-07-20 Koninklijke Philips Electronics N.V. Phasenregelkreisschaltung mit einer ladungspumpe
US6278332B1 (en) 2000-02-15 2001-08-21 Agere Systems Guardian Corp. Charge pump for low-voltage, low-jitter phase locked loops
US6316977B1 (en) 2000-07-14 2001-11-13 Pmc-Sierra, Inc. Low charge-injection charge pump
US6611160B1 (en) * 2000-11-21 2003-08-26 Skyworks Solutions, Inc. Charge pump having reduced switching noise
US6466069B1 (en) 2000-11-21 2002-10-15 Conexant Systems, Inc. Fast settling charge pump
US6891411B2 (en) 2001-03-29 2005-05-10 Micron Technology, Inc. Low injection charge pump
GB2374217B (en) * 2001-03-30 2005-01-05 Micron Technology Inc Low injection charge pump
US6657917B2 (en) * 2001-07-02 2003-12-02 Micron Technology, Inc. Selective adjustment of voltage controlled oscillator gain in a phase-locked loop
US6566923B1 (en) * 2001-10-16 2003-05-20 Cypress Semiconductor Corp. Phase-frequency detector and charge pump with feedback
KR100422578B1 (ko) * 2001-12-06 2004-03-16 주식회사 하이닉스반도체 지터 감소된 차지 펌프 회로
US6888386B2 (en) * 2002-04-23 2005-05-03 Winbond Electronics Corporation Method and apparatus for change pump circuit
US6717446B1 (en) * 2002-09-16 2004-04-06 National Semiconductor Corporation High speed programmable charge-pump with low charge injection
US7162001B2 (en) * 2002-10-10 2007-01-09 International Business Machines Corporation Charge pump with transient current correction
US6844762B2 (en) * 2002-10-30 2005-01-18 Freescale Semiconductor, Inc. Capacitive charge pump
JPWO2005008895A1 (ja) * 2003-07-18 2006-09-07 富士通株式会社 チャージポンプ回路
US6958637B2 (en) * 2003-11-12 2005-10-25 International Business Machines Corporation Spark current cancellation in charge pump of high speed phase lock loop circuit
US7015735B2 (en) 2003-12-19 2006-03-21 Renesas Technology Corp. Semiconductor integrated circuit having built-in PLL circuit
JP4371893B2 (ja) * 2004-04-27 2009-11-25 セイコーＮｐｃ株式会社 チャージポンプ回路及びこのチャージポンプ回路を用いたｐｌｌ回路
US7471127B2 (en) * 2004-05-17 2008-12-30 Broadcom Corporation Linear charge pump for fractional synthesis using an auxiliary charge pump
DE102006018236A1 (de) * 2006-04-19 2007-11-08 Xignal Technologies Ag Steuerbare Stromquelle für einen Phasenregelkreis
JP2007295180A (ja) * 2006-04-24 2007-11-08 Kawasaki Microelectronics Kk チャージポンプ回路、それを用いたｐｌｌ回路及びｄｌｌ回路
JP2008072272A (ja) 2006-09-13 2008-03-27 Nec Electronics Corp Ｐｌｌ回路
US7915933B2 (en) 2006-11-30 2011-03-29 Mosaid Technologies Incorporated Circuit for clamping current in a charge pump
JP4357538B2 (ja) 2007-03-07 2009-11-04 株式会社日立製作所 半導体集積回路装置
US8018269B2 (en) 2007-11-13 2011-09-13 Qualcomm Incorporated Fast-switching low-noise charge pump
JP2009200703A (ja) * 2008-02-20 2009-09-03 Toshiba Corp チャージポンプ回路およびｐｌｌ回路
US8063686B1 (en) * 2008-06-27 2011-11-22 Cadence Design Systems, Inc. Phase interpolator circuit with two phase capacitor charging
KR20100094859A (ko) * 2009-02-19 2010-08-27 삼성전자주식회사 비대칭 전하 펌프 및 그것을 포함한 위상 동기 루프
US9419632B1 (en) * 2016-04-22 2016-08-16 Via Alliance Semiconductor Co., Ltd. Charge pump for use in phase-locked loop
US9941890B2 (en) * 2016-06-20 2018-04-10 Altera Corporation Phase-locked loops with electrical overstress protection circuitry

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01177867A (ja) * 1988-01-08 1989-07-14 Nec Corp チャージポンプ回路
JPH0263219A (ja) * 1988-08-29 1990-03-02 Nec Corp チャージポンプ回路
JP2796375B2 (ja) * 1989-10-12 1998-09-10 三菱電機株式会社 Ｃｍｏｓチャージポンプ回路
US5008637A (en) * 1989-11-15 1991-04-16 Level One Communications, Inc. Fully integrated charge pump phase locked loop
US5208546A (en) * 1991-08-21 1993-05-04 At&T Bell Laboratories Adaptive charge pump for phase-locked loops
AU7373794A (en) * 1993-07-30 1995-02-28 Apple Computer, Inc. Method and apparatus for charge pump with reduced charge injection

Also Published As

Publication number Publication date
US5886551A (en) 1999-03-23
JP2877196B2 (ja) 1999-03-31
EP0798862B1 (de) 1999-05-26
JPH09266443A (ja) 1997-10-07
EP0798862A1 (de) 1997-10-01
DE69700232D1 (de) 1999-07-01

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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