JPS6430331A - Successive comparison type analog/digital conversion system - Google Patents

Successive comparison type analog/digital conversion system

Info

Publication number
JPS6430331A
JPS6430331A JP62188177A JP18817787A JPS6430331A JP S6430331 A JPS6430331 A JP S6430331A JP 62188177 A JP62188177 A JP 62188177A JP 18817787 A JP18817787 A JP 18817787A JP S6430331 A JPS6430331 A JP S6430331A
Authority
JP
Japan
Prior art keywords
reference potential
potential
significant bit
bit
comparing
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.)
Granted
Application number
JP62188177A
Other languages
English (en)
Other versions
JPH0734541B2 (ja
Inventor
Shigeru Kawada
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 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
Priority to JP62188177A priority Critical patent/JPH0734541B2/ja
Priority to US07/224,614 priority patent/US4907002A/en
Publication of JPS6430331A publication Critical patent/JPS6430331A/ja
Publication of JPH0734541B2 publication Critical patent/JPH0734541B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • H03M1/18—Automatic control for modifying the range of signals the converter can handle, e.g. gain ranging
    • H03M1/186—Automatic control for modifying the range of signals the converter can handle, e.g. gain ranging in feedforward mode, i.e. by determining the range to be selected directly from the input signal
    • H03M1/187—Automatic control for modifying the range of signals the converter can handle, e.g. gain ranging in feedforward mode, i.e. by determining the range to be selected directly from the input signal using an auxiliary analogue/digital 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
    • H03M1/34—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
    • H03M1/462—Details of the control circuitry, e.g. of the successive approximation register
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/66—Digital/analogue converters
    • H03M1/74—Simultaneous conversion
    • H03M1/80—Simultaneous conversion using weighted impedances
    • H03M1/802—Simultaneous conversion using weighted impedances using capacitors, e.g. neuron-mos transistors, charge coupled devices
    • H03M1/804—Simultaneous conversion using weighted impedances using capacitors, e.g. neuron-mos transistors, charge coupled devices with charge redistribution

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Analogue/Digital Conversion (AREA)
JP62188177A 1987-07-27 1987-07-27 逐次比較形アナログ・ディジタル変換方式 Expired - Lifetime JPH0734541B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP62188177A JPH0734541B2 (ja) 1987-07-27 1987-07-27 逐次比較形アナログ・ディジタル変換方式
US07/224,614 US4907002A (en) 1987-07-27 1988-07-27 Successive approximation analog to digital converter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62188177A JPH0734541B2 (ja) 1987-07-27 1987-07-27 逐次比較形アナログ・ディジタル変換方式

Publications (2)

Publication Number Publication Date
JPS6430331A true JPS6430331A (en) 1989-02-01
JPH0734541B2 JPH0734541B2 (ja) 1995-04-12

Family

ID=16219113

Family Applications (1)

Application Number Title Priority Date Filing Date
JP62188177A Expired - Lifetime JPH0734541B2 (ja) 1987-07-27 1987-07-27 逐次比較形アナログ・ディジタル変換方式

Country Status (2)

Country Link
US (1) US4907002A (ja)
JP (1) JPH0734541B2 (ja)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0334725A (ja) * 1989-06-30 1991-02-14 Nec Corp アナログ・ディジタル変換器
US5028926A (en) * 1988-12-07 1991-07-02 Fujitsu Limited Successive type analog-to-digital converter with a variable reference voltage for the digital to analog converter
KR100447235B1 (ko) * 2001-12-28 2004-09-04 주식회사 하이닉스반도체 아날로그-디지털 변환장치
US8284093B2 (en) 2009-12-04 2012-10-09 Yamaha Corporation Successive approximation A/D converter

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5012247A (en) * 1988-11-21 1991-04-30 Hewlett-Packard Company Switched-capacitor analog-to-digital converter with autocalibration
US5057841A (en) * 1989-07-07 1991-10-15 U.S. Philips Corporation Analog-to-digital converter
US4983974A (en) * 1990-02-06 1991-01-08 Motorola, Inc. Analog-to-digital conversion by varying both inputs of a comparator utilizing successive approximation
US5016014A (en) * 1990-06-14 1991-05-14 Ncr Corporation High accuracy analog-to-digital converter with rail-to-rail reference and input voltage ranges
US5371841A (en) * 1992-07-31 1994-12-06 Eastman Kodak Company Progressive bit plane reconstruction method
FR2702044B1 (fr) * 1993-02-26 1995-05-24 Marwal Systems Sa Circuit de traitement pour signal de sortie de capteur analogique résistif, notamment pour jauge de carburant sur véhicule automobile et systèmes équipés.
DE69507023T2 (de) * 1994-04-29 1999-06-10 Analog Devices Inc., Norwood, Mass. Ladungswiederverteilung-ad-wandler mit systemeichung
US5600322A (en) * 1994-04-29 1997-02-04 Analog Devices, Inc. Low-voltage CMOS analog-to-digital converter
US5600275A (en) * 1994-04-29 1997-02-04 Analog Devices, Inc. Low-voltage CMOS comparator with offset cancellation
US5561426A (en) * 1994-09-26 1996-10-01 Delco Electronics Corporation Analog-to-digital converter
US5589832A (en) * 1994-12-02 1996-12-31 Lucent Technologies Inc. Low noise non-sampled successive approximation
US5668551A (en) * 1995-01-18 1997-09-16 Analog Devices, Inc. Power-up calibration of charge redistribution analog-to-digital converter
US5621409A (en) * 1995-02-15 1997-04-15 Analog Devices, Inc. Analog-to-digital conversion with multiple charge balance conversions
KR100284285B1 (ko) * 1998-11-26 2001-03-02 김영환 싸이클릭 아날로그/디지털 변환기
JP2002026731A (ja) * 2000-07-04 2002-01-25 Mitsubishi Electric Corp 逐次比較型ａ／ｄコンバータ
US6608580B2 (en) * 2001-02-15 2003-08-19 Sarnoff Corporation Differential analog-to-digital converter
US6828927B1 (en) * 2002-11-22 2004-12-07 Analog Devices, Inc. Successive approximation analog-to-digital converter with pre-loaded SAR registers
US7218259B2 (en) * 2005-08-12 2007-05-15 Analog Devices, Inc. Analog-to-digital converter with signal-to-noise ratio enhancement
TWI274889B (en) * 2005-10-06 2007-03-01 Elan Microelectronics Corp Resistive touch screen measurement system
JP4970365B2 (ja) * 2008-07-01 2012-07-04 株式会社東芝 Ａ／ｄ変換器
JP5062213B2 (ja) * 2009-04-08 2012-10-31 ミツミ電機株式会社 逐次比較型ａｄ変換回路
US8587466B2 (en) * 2011-12-29 2013-11-19 Stmicroelectronics International N.V. System and method for a successive approximation analog to digital converter
KR101895415B1 (ko) * 2012-03-27 2018-09-06 삼성전자주식회사 아날로그-디지털 변환 회로와 이를 포함하는 적산 회로
TWI482438B (zh) * 2012-09-26 2015-04-21 Realtek Semiconductor Corp 連續漸進式數位類比轉換器及其方法
US9154089B2 (en) 2013-03-15 2015-10-06 Hae-Seung Lee Buffer amplifier circuit
CN109792251B (zh) * 2018-05-31 2023-09-08 深圳市汇顶科技股份有限公司 具有可切换参考电压的逐次逼近寄存器(sar)模数转换器(adc)

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4350975A (en) * 1980-07-18 1982-09-21 American Microsystems, Inc. Dual bandwidth autozero loop for a voice frequency CODEC
US4385286A (en) * 1980-07-18 1983-05-24 American Microsystems, Inc. Use of single reference voltage for analog to digital or digital to analog conversion of bipolar signals
US4381496A (en) * 1980-11-03 1983-04-26 Motorola, Inc. Analog to digital converter
JPS5810919A (ja) * 1981-07-13 1983-01-21 Nippon Telegr & Teleph Corp <Ntt> アナログ・デイジタル変換器
JPS59161916A (ja) * 1983-03-07 1984-09-12 Nec Corp アナログ−デイジタル変換器
US4649371A (en) * 1984-02-15 1987-03-10 Signetics Corporation Multi-step parallel analog-digital converter
US4593270A (en) * 1984-06-19 1986-06-03 Burr-Brown Corporation Successive approximation analog to digital converter
JPH0761019B2 (ja) * 1986-06-19 1995-06-28 日本電気株式会社 アナログ・デイジタル変換器
US4831381A (en) * 1987-08-11 1989-05-16 Texas Instruments Incorporated Charge redistribution A/D converter with reduced small signal error

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5028926A (en) * 1988-12-07 1991-07-02 Fujitsu Limited Successive type analog-to-digital converter with a variable reference voltage for the digital to analog converter
JPH0334725A (ja) * 1989-06-30 1991-02-14 Nec Corp アナログ・ディジタル変換器
KR100447235B1 (ko) * 2001-12-28 2004-09-04 주식회사 하이닉스반도체 아날로그-디지털 변환장치
US8284093B2 (en) 2009-12-04 2012-10-09 Yamaha Corporation Successive approximation A/D converter

Also Published As

Publication number Publication date
US4907002A (en) 1990-03-06
JPH0734541B2 (ja) 1995-04-12

Similar Documents

Publication Publication Date Title
JPS6430331A (en) Successive comparison type analog/digital conversion system
EP0444543A3 (en) Coding system
JPS5739617A (en) Digital-to-analog converter
JPS5520008A (en) Digital signal receiving device
JPS6159913A (ja) Ａｄ変換回路
EP0274440A3 (en) Printing device with data memory
JPS57202124A (en) Digital-to-analog converting circuit
JPS55149530A (en) External noise eliminating method in digitizer
JPS5588124A (en) Keyboard check system
JPS53148952A (en) Analog-digital converter
JPS5235968A (en) Analog digital convertor
JPS6423715A (en) Digital protecting relay
JPS5291638A (en) D/a converter
JPS567521A (en) Ad conversion system
JPS5483411A (en) Binary data coding system
JPS52147022A (en) Key input system
JPS5597731A (en) Analog-digital converter
JPS57129022A (en) Analog-to-digital converter
JPS6460110A (en) Code identifying circuit
JPS5541013A (en) Gain control circuit
JPS57188157A (en) Parity bit check circuit
JPS6446321A (en) Analog/digital converter
JPS5481764A (en) Digital analog converter
JPS5256814A (en) 1-bit a/d converter
JPS6437123A (en) Digital/analog converter device

Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term
FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20080412

Year of fee payment: 13