JP2010268139A - Ａ／ｄ変換装置 - Google Patents

Ａ／ｄ変換装置 Download PDF

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Publication number
JP2010268139A
JP2010268139A JP2009116789A JP2009116789A JP2010268139A JP 2010268139 A JP2010268139 A JP 2010268139A JP 2009116789 A JP2009116789 A JP 2009116789A JP 2009116789 A JP2009116789 A JP 2009116789A JP 2010268139 A JP2010268139 A JP 2010268139A
Authority
JP
Japan
Prior art keywords
conversion
comparator
comparison result
function
analog 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.)
Pending
Application number
JP2009116789A
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English (en)
Japanese (ja)
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JP2010268139A5 (https=
Inventor
Sumiyuki Kamikizaki
純幸 上木崎
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.)
Renesas Electronics Corp
Original Assignee
Renesas Electronics 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 Renesas Electronics Corp filed Critical Renesas Electronics Corp
Priority to JP2009116789A priority Critical patent/JP2010268139A/ja
Priority to KR1020100031327A priority patent/KR101138390B1/ko
Priority to US12/755,902 priority patent/US8115664B2/en
Publication of JP2010268139A publication Critical patent/JP2010268139A/ja
Publication of JP2010268139A5 publication Critical patent/JP2010268139A5/ja
Pending legal-status Critical Current

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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
    • 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
    • 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
    • H03M1/129—Means for adapting the input signal to the range the converter can handle, e.g. limiting, pre-scaling ; Out-of-range indication
    • H03M1/1295—Clamping, i.e. adjusting the DC level of the input signal to a predetermined value

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Analogue/Digital Conversion (AREA)
JP2009116789A 2009-05-13 2009-05-13 Ａ／ｄ変換装置 Pending JP2010268139A (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2009116789A JP2010268139A (ja) 2009-05-13 2009-05-13 Ａ／ｄ変換装置
KR1020100031327A KR101138390B1 (ko) 2009-05-13 2010-04-06 Ａ/ｄ변환장치
US12/755,902 US8115664B2 (en) 2009-05-13 2010-04-07 A/D conversion device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2009116789A JP2010268139A (ja) 2009-05-13 2009-05-13 Ａ／ｄ変換装置

Publications (2)

Publication Number Publication Date
JP2010268139A true JP2010268139A (ja) 2010-11-25
JP2010268139A5 JP2010268139A5 (https=) 2012-04-05

Family

ID=43068078

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2009116789A Pending JP2010268139A (ja) 2009-05-13 2009-05-13 Ａ／ｄ変換装置

Country Status (3)

Country Link
US (1) US8115664B2 (https=)
JP (1) JP2010268139A (https=)
KR (1) KR101138390B1 (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8502724B2 (en) 2011-04-01 2013-08-06 Semiconductor Energy Laboratory Co., Ltd. Semiconductor device and method for driving the same

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8344924B2 (en) * 2010-04-27 2013-01-01 Analog Devices, Inc. Analog signal conversion
KR101749571B1 (ko) * 2010-12-13 2017-06-22 삼성전자주식회사 모터 제어 시스템
GB2532972B (en) * 2014-12-03 2021-03-10 Atlantic Inertial Systems Ltd Successive approximation ADC
TWI594579B (zh) * 2016-06-13 2017-08-01 瑞昱半導體股份有限公司 連續逼近暫存器類比數位轉換器及其類比至數位訊號轉換方法
US12603659B2 (en) * 2023-11-14 2026-04-14 Microchip Technology Incorporated Device and methods for reconfigurable analog input monitoring
WO2025106112A1 (en) * 2023-11-14 2025-05-22 Microchip Technology Incorporated Device and methods for reconfigurable analog input monitoring

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61125231A (ja) * 1984-11-21 1986-06-12 Canon Inc Ａ／ｄ変換装置
JPH0465918A (ja) * 1990-07-02 1992-03-02 Fujitsu Ltd 逐次比較形ａｄコンバータ
JPH06152421A (ja) * 1992-11-13 1994-05-31 Nec Corp Ａ／ｄ変換装置
JPH0784654A (ja) * 1993-09-14 1995-03-31 Sony Tektronix Corp 電力制御回路
JPH10303751A (ja) * 1997-04-22 1998-11-13 Miyagi Oki Denki Kk アナログ／ディジタル変換器

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3153142A (en) * 1960-12-30 1964-10-13 Ibm Monitor-converter system
US4112500A (en) * 1976-01-19 1978-09-05 The Singer Company Smoothing of updated digital data
JPS55100741A (en) * 1979-01-26 1980-07-31 Hitachi Ltd Multi-input comparator
JPS5952576B2 (ja) 1979-07-13 1984-12-20 株式会社東芝 Ａ／ｄ変換器の安定化回路
JPH01161922A (ja) * 1987-12-17 1989-06-26 Mitsubishi Electric Corp アナログ−デジタル変換器
JP2004032415A (ja) 2002-06-26 2004-01-29 Nec Micro Systems Ltd アナログディジタル変換器
US7405689B2 (en) 2005-01-05 2008-07-29 Exar Corporation Predictive analog to digital converters and methods of using
US8004442B2 (en) * 2009-04-23 2011-08-23 Infineon Technologies Ag Analog to digital converter (ADC) with comparator function for analog signals

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61125231A (ja) * 1984-11-21 1986-06-12 Canon Inc Ａ／ｄ変換装置
JPH0465918A (ja) * 1990-07-02 1992-03-02 Fujitsu Ltd 逐次比較形ａｄコンバータ
JPH06152421A (ja) * 1992-11-13 1994-05-31 Nec Corp Ａ／ｄ変換装置
JPH0784654A (ja) * 1993-09-14 1995-03-31 Sony Tektronix Corp 電力制御回路
JPH10303751A (ja) * 1997-04-22 1998-11-13 Miyagi Oki Denki Kk アナログ／ディジタル変換器

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8502724B2 (en) 2011-04-01 2013-08-06 Semiconductor Energy Laboratory Co., Ltd. Semiconductor device and method for driving the same

Also Published As

Publication number Publication date
US20100289681A1 (en) 2010-11-18
KR20100122853A (ko) 2010-11-23
US8115664B2 (en) 2012-02-14
KR101138390B1 (ko) 2012-04-26

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