CN114128151B - A/d转换电路 - Google Patents

A/d转换电路

Info

Publication number
CN114128151B
CN114128151B CN201980097912.6A CN201980097912A CN114128151B CN 114128151 B CN114128151 B CN 114128151B CN 201980097912 A CN201980097912 A CN 201980097912A CN 114128151 B CN114128151 B CN 114128151B
Authority
CN
China
Prior art keywords
potential
current control
bit
current
switch
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.)
Active
Application number
CN201980097912.6A
Other languages
English (en)
Chinese (zh)
Other versions
CN114128151A (zh
Inventor
林秀树
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.)
Sanken Electric Co Ltd
Original Assignee
Sanken Electric Co Ltd
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 Sanken Electric Co Ltd filed Critical Sanken Electric Co Ltd
Publication of CN114128151A publication Critical patent/CN114128151A/zh
Application granted granted Critical
Publication of CN114128151B publication Critical patent/CN114128151B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/06—Continuously compensating for, or preventing, undesired influence of physical parameters
    • H03M1/08—Continuously compensating for, or preventing, undesired influence of physical parameters of noise
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/12—Analogue/digital converters
    • H03M1/34—Analogue value compared with reference values
    • H03M1/38—Analogue value compared with reference values sequentially only, e.g. successive approximation type
    • H03M1/46—Analogue value compared with reference values sequentially only, e.g. successive approximation type with digital/analogue converter for supplying reference values to converter
    • H03M1/466—Analogue value compared with reference values sequentially only, e.g. successive approximation type with digital/analogue converter for supplying reference values to converter using switched capacitors
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/12—Analogue/digital converters
    • H03M1/34—Analogue value compared with reference values
    • H03M1/38—Analogue value compared with reference values sequentially only, e.g. successive approximation type
    • H03M1/46—Analogue value compared with reference values sequentially only, e.g. successive approximation type with digital/analogue converter for supplying reference values to converter
    • H03M1/466—Analogue value compared with reference values sequentially only, e.g. successive approximation type with digital/analogue converter for supplying reference values to converter using switched capacitors
    • H03M1/468—Analogue value compared with reference values sequentially only, e.g. successive approximation type with digital/analogue converter for supplying reference values to converter using switched capacitors in which the input S/H circuit is merged with the feedback DAC array

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Analogue/Digital Conversion (AREA)
CN201980097912.6A 2019-07-05 2019-07-05 A/d转换电路 Active CN114128151B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2019/026856 WO2021005654A1 (ja) 2019-07-05 2019-07-05 Ａ／ｄ変換回路

Publications (2)

Publication Number Publication Date
CN114128151A CN114128151A (zh) 2022-03-01
CN114128151B true CN114128151B (zh) 2025-07-25

Family

ID=74113948

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201980097912.6A Active CN114128151B (zh) 2019-07-05 2019-07-05 A/d转换电路

Country Status (4)

Country Link
US (1) US11689211B2 (https=)
JP (1) JP7380688B2 (https=)
CN (1) CN114128151B (https=)
WO (1) WO2021005654A1 (https=)

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4200863A (en) * 1977-10-03 1980-04-29 The Regents Of The University Of California Weighted capacitor analog/digital converting apparatus and method
US4350975A (en) * 1980-07-18 1982-09-21 American Microsystems, Inc. Dual bandwidth autozero loop for a voice frequency CODEC
US4803462A (en) * 1987-08-11 1989-02-07 Texas Instruments Incorporated Charge redistribution A/D converter with increased common mode rejection
JPH04129332A (ja) 1990-09-20 1992-04-30 Nec Ic Microcomput Syst Ltd 逐次比較型ａ／ｄ変換装置
US5675340A (en) * 1995-04-07 1997-10-07 Iowa State University Research Foundation, Inc. Charge-redistribution analog-to-digital converter with reduced comparator-hysteresis effects
US6130635A (en) * 1998-08-03 2000-10-10 Motorola Inc. Method of converting an analog signal in an A/D converter utilizing RDAC precharging
JP3493187B2 (ja) 2001-06-13 2004-02-03 松下電器産業株式会社 逐次比較型ａ／ｄ変換器
US6714151B2 (en) * 2002-06-21 2004-03-30 Fujitsu Limited A/D converter
JP2005295315A (ja) 2004-04-01 2005-10-20 Oki Electric Ind Co Ltd 逐次比較型ａ／ｄ変換器およびコンパレータ
US20090021332A1 (en) 2004-10-08 2009-01-22 Koninklijke Philips Electronics N.V. Array of capacitors switched by mos transistors
JP5050951B2 (ja) * 2008-03-24 2012-10-17 富士通セミコンダクター株式会社 逐次比較型ａ／ｄ変換器
WO2009131018A1 (ja) * 2008-04-25 2009-10-29 キュリアス株式会社 イメージセンサー用ａ／ｄ変換器
JP4970365B2 (ja) * 2008-07-01 2012-07-04 株式会社東芝 Ａ／ｄ変換器
JP5287291B2 (ja) * 2009-01-26 2013-09-11 富士通セミコンダクター株式会社 逐次比較型ａ／ｄ変換器
FR2943199B1 (fr) * 2009-03-13 2012-12-28 E2V Semiconductors Procede de lecture de signal de capteur d'image et capteur d'image.
US7916057B2 (en) 2009-04-27 2011-03-29 Linear Technology Corporation Complex-admittance digital-to-analog converter
JP2010283484A (ja) * 2009-06-03 2010-12-16 Mitsumi Electric Co Ltd 逐次比較型ａｄ変換回路
JP5427663B2 (ja) * 2010-03-24 2014-02-26 スパンション エルエルシー Ａ／ｄ変換器
JP5865791B2 (ja) 2012-07-03 2016-02-17 ルネサスエレクトロニクス株式会社 Ａ／ｄ変換器、半導体装置
US8766833B1 (en) * 2013-03-06 2014-07-01 Infineon Technologies Austria Ag System and method for calibrating a circuit
US8860599B1 (en) * 2013-06-06 2014-10-14 Mediatek Inc. Analog-to-digital conversion apparatus and method capable of achieving fast settling
TWI638528B (zh) 2017-08-29 2018-10-11 瑞昱半導體股份有限公司 資料轉換器及其阻抗匹配的控制方法

Also Published As

Publication number Publication date
CN114128151A (zh) 2022-03-01
JP7380688B2 (ja) 2023-11-15
US20220123761A1 (en) 2022-04-21
WO2021005654A1 (ja) 2021-01-14
JPWO2021005654A1 (https=) 2021-01-14
US11689211B2 (en) 2023-06-27

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