TWI800970B - 單端轉雙端電路、使用該電路的連續漸近式類比數位轉換器及單端訊號轉雙端訊號的方法 - Google Patents

單端轉雙端電路、使用該電路的連續漸近式類比數位轉換器及單端訊號轉雙端訊號的方法 Download PDF

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Publication number
TWI800970B
TWI800970B TW110140917A TW110140917A TWI800970B TW I800970 B TWI800970 B TW I800970B TW 110140917 A TW110140917 A TW 110140917A TW 110140917 A TW110140917 A TW 110140917A TW I800970 B TWI800970 B TW I800970B
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TW
Taiwan
Prior art keywords
ended
differential
signal
ended signal
successive
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TW110140917A
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English (en)
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TW202320492A (zh
Inventor
施聖彥
黃詩雄
洪瑋謙
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瑞昱半導體股份有限公司
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Priority to TW110140917A priority Critical patent/TWI800970B/zh
Priority to US17/864,464 priority patent/US20230134950A1/en
Application granted granted Critical
Publication of TWI800970B publication Critical patent/TWI800970B/zh
Publication of TW202320492A publication Critical patent/TW202320492A/zh

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    • 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
    • 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
    • H03M1/0617—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by the use of methods or means not specific to a particular type of detrimental influence
    • H03M1/0675—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by the use of methods or means not specific to a particular type of detrimental influence using redundancy
    • H03M1/0678—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by the use of methods or means not specific to a particular type of detrimental influence using redundancy using additional components or elements, e.g. dummy components
    • H03M1/068—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by the use of methods or means not specific to a particular type of detrimental influence using redundancy using additional components or elements, e.g. dummy components the original and additional components or elements being complementary to each other, e.g. CMOS
    • H03M1/0682—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by the use of methods or means not specific to a particular type of detrimental influence using redundancy using additional components or elements, e.g. dummy components the original and additional components or elements being complementary to each other, e.g. CMOS using a differential network structure, i.e. symmetrical with respect to ground
    • 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
    • H03M1/124—Sampling or signal conditioning arrangements specially adapted for A/D converters
    • H03M1/1245—Details of sampling arrangements or methods
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M3/00—Conversion of analogue values to or from differential modulation
    • H03M3/04—Differential modulation with several bits, e.g. differential pulse code modulation [DPCM]
    • 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

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Analogue/Digital Conversion (AREA)
TW110140917A 2021-11-03 2021-11-03 單端轉雙端電路、使用該電路的連續漸近式類比數位轉換器及單端訊號轉雙端訊號的方法 TWI800970B (zh)

Priority Applications (2)

Application Number Priority Date Filing Date Title
TW110140917A TWI800970B (zh) 2021-11-03 2021-11-03 單端轉雙端電路、使用該電路的連續漸近式類比數位轉換器及單端訊號轉雙端訊號的方法
US17/864,464 US20230134950A1 (en) 2021-11-03 2022-07-14 Single-ended to differential-ended converter circuit, successive-approximation register analog-to-digital converter utilizing same, and method of converting single-ended signal to differential-ended signal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW110140917A TWI800970B (zh) 2021-11-03 2021-11-03 單端轉雙端電路、使用該電路的連續漸近式類比數位轉換器及單端訊號轉雙端訊號的方法

Publications (2)

Publication Number Publication Date
TWI800970B true TWI800970B (zh) 2023-05-01
TW202320492A TW202320492A (zh) 2023-05-16

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TW110140917A TWI800970B (zh) 2021-11-03 2021-11-03 單端轉雙端電路、使用該電路的連續漸近式類比數位轉換器及單端訊號轉雙端訊號的方法

Country Status (2)

Country Link
US (1) US20230134950A1 (zh)
TW (1) TWI800970B (zh)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5180932A (en) * 1990-03-15 1993-01-19 Bengel David W Current mode multiplexed sample and hold circuit
US6369729B1 (en) * 1999-10-08 2002-04-09 Cirrus Logic, Inc. Common mode shift in downstream integrators of high order delta sigma modulators
US6972705B1 (en) * 2004-12-14 2005-12-06 Cirrus Logic, Inc. Signal processing system having an ADC delta-sigma modulator with single-ended input and feedback signal inputs
US20130169454A1 (en) * 2011-12-29 2013-07-04 STMicroelectronics PVT LTD (INDIA) System and Method for a Successive Approximation Analog to Digital Converter

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2437268B1 (en) * 2010-09-30 2013-01-02 ST-Ericsson SA Single-ended to differential buffer circuit and method for coupling at least a single-ended input analog signal to a receiving circuit with differential inputs
JP6986020B2 (ja) * 2016-09-06 2021-12-22 ソニーセミコンダクタソリューションズ株式会社 アナログデジタル変換器、電子装置、および、アナログデジタル変換器の制御方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5180932A (en) * 1990-03-15 1993-01-19 Bengel David W Current mode multiplexed sample and hold circuit
US6369729B1 (en) * 1999-10-08 2002-04-09 Cirrus Logic, Inc. Common mode shift in downstream integrators of high order delta sigma modulators
US6972705B1 (en) * 2004-12-14 2005-12-06 Cirrus Logic, Inc. Signal processing system having an ADC delta-sigma modulator with single-ended input and feedback signal inputs
US20130169454A1 (en) * 2011-12-29 2013-07-04 STMicroelectronics PVT LTD (INDIA) System and Method for a Successive Approximation Analog to Digital Converter

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TW202320492A (zh) 2023-05-16
US20230134950A1 (en) 2023-05-04

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