DE69727349D1 - Spannungsreferenzquelle mit niedrigem Versorgungsspannungsbereich und aktivem Feedback für PLL - Google Patents

Spannungsreferenzquelle mit niedrigem Versorgungsspannungsbereich und aktivem Feedback für PLL

Info

Publication number
DE69727349D1
DE69727349D1 DE69727349T DE69727349T DE69727349D1 DE 69727349 D1 DE69727349 D1 DE 69727349D1 DE 69727349 T DE69727349 T DE 69727349T DE 69727349 T DE69727349 T DE 69727349T DE 69727349 D1 DE69727349 D1 DE 69727349D1
Authority
DE
Germany
Prior art keywords
pll
reference source
low supply
active feedback
supply voltage
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 - Lifetime
Application number
DE69727349T
Other languages
English (en)
Other versions
DE69727349T2 (de
Inventor
Shuran Wei
Alan Fiedler
Paul Torgerson
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.)
LSI Corp
Original Assignee
LSI Logic 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 LSI Logic Corp filed Critical LSI Logic Corp
Publication of DE69727349D1 publication Critical patent/DE69727349D1/de
Application granted granted Critical
Publication of DE69727349T2 publication Critical patent/DE69727349T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F3/00—Non-retroactive systems for regulating electric variables by using an uncontrolled element, or an uncontrolled combination of elements, such element or such combination having self-regulating properties
    • G05F3/02—Regulating voltage or current
    • G05F3/08—Regulating voltage or current wherein the variable is dc
    • G05F3/10—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics
    • G05F3/16—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices
    • G05F3/20—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices using diode- transistor combinations
    • G05F3/26—Current mirrors
    • G05F3/262—Current mirrors using field-effect transistors only

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Automation & Control Theory (AREA)
  • Amplifiers (AREA)
  • Control Of Electrical Variables (AREA)
DE69727349T 1996-09-06 1997-08-27 Spannungsreferenzquelle mit niedrigem Versorgungsspannungsbereich und aktivem Feedback für PLL Expired - Lifetime DE69727349T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US709100 1996-09-06
US08/709,100 US5694033A (en) 1996-09-06 1996-09-06 Low voltage current reference circuit with active feedback for PLL

Publications (2)

Publication Number Publication Date
DE69727349D1 true DE69727349D1 (de) 2004-03-04
DE69727349T2 DE69727349T2 (de) 2004-12-02

Family

ID=24848481

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69727349T Expired - Lifetime DE69727349T2 (de) 1996-09-06 1997-08-27 Spannungsreferenzquelle mit niedrigem Versorgungsspannungsbereich und aktivem Feedback für PLL

Country Status (3)

Country Link
US (1) US5694033A (de)
EP (1) EP0829797B1 (de)
DE (1) DE69727349T2 (de)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5936393A (en) * 1997-02-25 1999-08-10 U.S. Philips Corporation Line driver with adaptive output impedance
US5973490A (en) * 1997-02-25 1999-10-26 U.S. Philips Corporation Line driver with adaptive output impedance
US5949228A (en) * 1998-06-12 1999-09-07 Lucent Technologies, Inc. Feedback circuit to compensate for process and power supply variations
US6064267A (en) * 1998-10-05 2000-05-16 Globespan, Inc. Current mirror utilizing amplifier to match operating voltages of input and output transconductance devices
US6163216A (en) * 1998-12-18 2000-12-19 Texas Instruments Tucson Corporation Wideband operational amplifier
US6181195B1 (en) * 1998-12-23 2001-01-30 Xerox Corporation Impedance transport circuit
GB9920081D0 (en) 1999-08-24 1999-10-27 Sgs Thomson Microelectronics Current reference circuit
JP3417394B2 (ja) * 2000-09-13 2003-06-16 ソニー株式会社 陰極線管および陰極線管における信号検出方法
JP3408788B2 (ja) * 2000-10-10 2003-05-19 川崎マイクロエレクトロニクス株式会社 Ｉ／ｖ変換回路およびｄａコンバータ
US6515537B2 (en) 2001-03-16 2003-02-04 Matrix Semiconductor, Inc. Integrated circuit current source with switched capacitor feedback
JP4548562B2 (ja) * 2001-03-26 2010-09-22 ルネサスエレクトロニクス株式会社 カレントミラー回路及びアナログデジタル変換回路
US6549073B1 (en) * 2001-12-21 2003-04-15 Xerox Corporation Operational amplifier with common mode gain control using impedance transport
ITTO20020252A1 (it) * 2002-03-21 2003-09-22 Micron Technology Inc Circuito e procedimento per la generazione di una corrente di riferimento a bassa tensione, dispositivo di memoria comprendente tale circuit
US6788134B2 (en) 2002-12-20 2004-09-07 Freescale Semiconductor, Inc. Low voltage current sources/current mirrors
JP3759117B2 (ja) * 2003-03-28 2006-03-22 川崎マイクロエレクトロニクス株式会社 Ｉ／ｖ変換回路およびｄａコンバータ
US6891357B2 (en) * 2003-04-17 2005-05-10 International Business Machines Corporation Reference current generation system and method
JP4740576B2 (ja) * 2004-11-08 2011-08-03 パナソニック株式会社 電流駆動装置
US7141936B2 (en) * 2004-11-10 2006-11-28 Xerox Corporation Driving circuit for light emitting diode
DE102006043453A1 (de) * 2005-09-30 2007-04-19 Texas Instruments Deutschland Gmbh CMOS-Referenzspannungsquelle
US20090033311A1 (en) * 2007-08-03 2009-02-05 International Business Machines Corporation Current Source with Power Supply Voltage Variation Compensation
US8760216B2 (en) 2009-06-09 2014-06-24 Analog Devices, Inc. Reference voltage generators for integrated circuits
JP6209975B2 (ja) * 2014-01-21 2017-10-11 富士通株式会社 カレントミラー回路、チャージポンプ回路およびｐｌｌ回路
CN106527573A (zh) * 2016-12-29 2017-03-22 合肥芯福传感器技术有限公司 光敏二极管暗电流消除电路
EP3788715B1 (de) * 2018-05-01 2024-07-24 Nexperia B.V. Komparator
NL2024625B1 (en) * 2020-01-08 2020-09-11 Semiconductor Ideas To The Market Itom Bv Bias circuit and bias system using such circuit

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8329511D0 (en) * 1983-11-04 1983-12-07 Inmos Ltd Timing apparatus
US4890052A (en) * 1988-08-04 1989-12-26 Texas Instruments Incorporated Temperature constant current reference
US5029295A (en) * 1990-07-02 1991-07-02 Motorola, Inc. Bandgap voltage reference using a power supply independent current source
US5245273A (en) * 1991-10-30 1993-09-14 Motorola, Inc. Bandgap voltage reference circuit
GB9304954D0 (en) * 1993-03-11 1993-04-28 Sgs Thomson Microelectronics Reference current generating circuit
KR960002457B1 (ko) * 1994-02-07 1996-02-17 금성일렉트론주식회사 정전압회로
US5627456A (en) * 1995-06-07 1997-05-06 International Business Machines Corporation All FET fully integrated current reference circuit

Also Published As

Publication number Publication date
EP0829797B1 (de) 2004-01-28
US5694033A (en) 1997-12-02
EP0829797A3 (de) 1999-03-03
EP0829797A2 (de) 1998-03-18
DE69727349T2 (de) 2004-12-02

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