CN1552125A - 低功率的循环a/d转换器 - Google Patents
低功率的循环a/d转换器 Download PDFInfo
- Publication number
- CN1552125A CN1552125A CNA02817383XA CN02817383A CN1552125A CN 1552125 A CN1552125 A CN 1552125A CN A02817383X A CNA02817383X A CN A02817383XA CN 02817383 A CN02817383 A CN 02817383A CN 1552125 A CN1552125 A CN 1552125A
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- China
- Prior art keywords
- signal
- switch
- analog
- input
- rsd
- 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.)
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Links
- 125000004122 cyclic group Chemical group 0.000 title claims 2
- 239000003990 capacitor Substances 0.000 claims description 19
- 238000006243 chemical reaction Methods 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 5
- 230000008676 import Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 11
- 238000005070 sampling Methods 0.000 description 6
- 229910002056 binary alloy Inorganic materials 0.000 description 3
- 238000004088 simulation Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Images
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
- H03M1/34—Analogue value compared with reference values
- H03M1/38—Analogue value compared with reference values sequentially only, e.g. successive approximation type
- H03M1/40—Analogue value compared with reference values sequentially only, e.g. successive approximation type recirculation type
-
- 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
- H03M1/40—Analogue value compared with reference values sequentially only, e.g. successive approximation type recirculation type
- H03M1/403—Analogue value compared with reference values sequentially only, e.g. successive approximation type recirculation type using switched capacitors
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Analogue/Digital Conversion (AREA)
Abstract
Description
输入电压 | D0 | D1 | 开关48 | 开关50 | 开关49 |
Vin>VH | 1 | 0 | 断开 | 闭合 | 断开 |
VL<Vin<VH | 0 | 1 | 断开 | 断开 | 闭合 |
Vin<VL | 0 | 0 | 闭合 | 断开 | 断开 |
结构 | 两级 | 单级 |
分辨率 | 10比特 | 10比特 |
抽样速率(5或10 MHz时钟) | 2Ms/s | 1Ms/s |
电源电压 | 3.3v | 3.0v |
DNL/INL | 0.4/0.53lsb | 0.5/0.5lsb |
功率 | 15mW | 1.38mW |
估算的芯片面积 | 0.93mm2 | 0.085mm2 |
Claims (20)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/949,245 | 2001-09-07 | ||
US09/949,245 US6535157B1 (en) | 2001-09-07 | 2001-09-07 | Low power cyclic A/D converter |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1552125A true CN1552125A (zh) | 2004-12-01 |
CN100364233C CN100364233C (zh) | 2008-01-23 |
Family
ID=25488799
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB02817383XA Expired - Fee Related CN100364233C (zh) | 2001-09-07 | 2002-08-15 | 低功率的循环a/d转换器和转换方法 |
Country Status (9)
Country | Link |
---|---|
US (1) | US6535157B1 (zh) |
EP (1) | EP1430604B1 (zh) |
JP (1) | JP4121956B2 (zh) |
KR (1) | KR20040033031A (zh) |
CN (1) | CN100364233C (zh) |
AU (1) | AU2002326673A1 (zh) |
DE (1) | DE60216302T2 (zh) |
TW (1) | TWI276306B (zh) |
WO (1) | WO2003023968A2 (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101814920A (zh) * | 2010-05-05 | 2010-08-25 | 余浩 | 采样保持与mdac分时共享电容和运放的模数转换器 |
CN101939918A (zh) * | 2008-02-05 | 2011-01-05 | 飞思卡尔半导体公司 | 具有可变增益的模数转换器及其方法 |
CN102315850A (zh) * | 2010-07-09 | 2012-01-11 | 飞思卡尔半导体公司 | 具有可变分辨率的单级循环模数转换器中的电流降低 |
CN104202049A (zh) * | 2014-08-19 | 2014-12-10 | 合肥宁芯电子科技有限公司 | 循环型模数转换器 |
Families Citing this family (34)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB0307721D0 (en) * | 2003-04-03 | 2003-05-07 | Texas Instruments Ltd | Improvements in or relating to photodetection |
JP4083139B2 (ja) * | 2003-05-07 | 2008-04-30 | 三洋電機株式会社 | アナログ−デジタル変換回路 |
US6909393B2 (en) * | 2003-07-30 | 2005-06-21 | Freescale Semiconductor, Inc. | Space efficient low power cyclic A/D converter |
JP3962788B2 (ja) * | 2003-10-29 | 2007-08-22 | 国立大学法人静岡大学 | A/d変換アレイ及びイメージセンサ |
US7088275B2 (en) * | 2003-12-31 | 2006-08-08 | Conexant Systems, Inc. | Variable clock rate analog-to-digital converter |
US7068202B2 (en) * | 2003-12-31 | 2006-06-27 | Conexant Systems, Inc. | Architecture for an algorithmic analog-to-digital converter |
CN100512016C (zh) * | 2004-02-10 | 2009-07-08 | 三洋电机株式会社 | 模数转换器 |
US6967611B2 (en) * | 2004-03-19 | 2005-11-22 | Freescale Semiconductor, Inc. | Optimized reference voltage generation using switched capacitor scaling for data converters |
KR101255862B1 (ko) * | 2004-10-18 | 2013-04-17 | 리니어 테크놀러지 코포레이션 | 저감된 평균 입력 전류 및 저감된 평균 기준 전류를 갖는a/d 컨버터 |
US7064700B1 (en) | 2005-06-15 | 2006-06-20 | Freescale Semiconductor, Inc. | Multi-channel analog to digital converter |
US7307572B2 (en) * | 2005-06-15 | 2007-12-11 | Freescale Semiconductor, Inc. | Programmable dual input switched-capacitor gain stage |
WO2007029786A1 (ja) * | 2005-09-07 | 2007-03-15 | National University Corporation Shizuoka University | ノイズキャンセル機能付きa/d変換器 |
US7649957B2 (en) * | 2006-03-22 | 2010-01-19 | Freescale Semiconductor, Inc. | Non-overlapping multi-stage clock generator system |
US7821436B2 (en) * | 2006-06-08 | 2010-10-26 | Cosmic Circuits Private Limited | System and method for reducing power dissipation in an analog to digital converter |
US7889111B2 (en) * | 2006-06-08 | 2011-02-15 | National University Corporation Shizuoka University | Analog digital converter, A/D conversion stage, method for generating digital signal corresponding to analog signal, and method for generating signal indicating conversion error in the A/D conversion stage |
US7548104B2 (en) * | 2006-06-09 | 2009-06-16 | Cosmic Circuits Private Limited | Delay line with delay cells having improved gain and in built duty cycle control and method thereof |
US7675333B2 (en) * | 2006-06-09 | 2010-03-09 | Cosmic Circuits Private Limited | Multi-phase delay locked loop with equally-spaced phases over a wide frequency range and method thereof |
US7570191B2 (en) * | 2006-06-09 | 2009-08-04 | Cosmic Circuits Private Limited | Methods and systems for designing high resolution analog to digital converters |
US7570181B2 (en) * | 2006-06-09 | 2009-08-04 | Cosmic Circuits Private Limited | Method and system for input voltage droop compensation in video/graphics front-ends |
JP4853186B2 (ja) * | 2006-08-31 | 2012-01-11 | ミツミ電機株式会社 | アナログ−ディジタル変換装置 |
US7443333B2 (en) * | 2007-02-13 | 2008-10-28 | Freescale Semiconductor, Inc. | Single stage cyclic analog to digital converter with variable resolution |
US7535391B1 (en) | 2008-01-07 | 2009-05-19 | Freescale Semiconductor, Inc. | Analog-to-digital converter having random capacitor assignment and method thereof |
US7652612B2 (en) * | 2008-03-10 | 2010-01-26 | Atmel Corporation | Cyclic pipeline analog-to-digital converter |
US20100060494A1 (en) * | 2008-09-09 | 2010-03-11 | Atmel Corporation | Analog to Digital Converter |
KR101059460B1 (ko) | 2008-10-06 | 2011-08-25 | 한국전자통신연구원 | 알고리즘 아날로그-디지털 변환기 |
RU2012122103A (ru) * | 2009-11-05 | 2013-12-10 | Коламбия Спортсвеа Норс Америка, Инк. | Способ и устройство терморегулирования обуви |
KR101212625B1 (ko) | 2010-07-29 | 2012-12-14 | 연세대학교 산학협력단 | 시간-디지털 컨버터 및 그것의 동작 방법 |
US8339302B2 (en) | 2010-07-29 | 2012-12-25 | Freescale Semiconductor, Inc. | Analog-to-digital converter having a comparator for a multi-stage sampling circuit and method therefor |
US8686889B2 (en) * | 2011-09-16 | 2014-04-01 | Conexant Systems, Inc. | Analog frontend for CCD/CIS sensor |
US8525721B2 (en) | 2011-09-20 | 2013-09-03 | Freescale Semiconductor, Inc. | Low power cycle data converter |
US8487805B1 (en) | 2012-02-23 | 2013-07-16 | Freescale Semiconductor, Inc. | Successive approximation analog-to-digital converter |
US8823566B2 (en) | 2012-06-29 | 2014-09-02 | Freescale Semiconductor, Inc | Analog to digital conversion architecture and method with input and reference voltage scaling |
US9509332B1 (en) | 2015-11-06 | 2016-11-29 | Freescale Semiconductor, Inc. | Dual sigma-delta analog-to-digital converter |
WO2021145480A1 (ko) | 2020-01-15 | 2021-07-22 | 엘지전자 주식회사 | 아날로그 디지털 컨버터 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4691190A (en) * | 1986-01-27 | 1987-09-01 | General Datacomm, Inc. | Analog-digital converter |
US5017920A (en) * | 1989-05-05 | 1991-05-21 | Rockwell International Corporation | High-speed modified successive approximation analog to digital converter |
GB9224238D0 (en) * | 1992-11-19 | 1993-01-06 | Vlsi Technology Inc | Pipelined analog to digital converters and interstage amplifiers for such converters |
US5416485A (en) * | 1993-12-20 | 1995-05-16 | Lee; Hae-Seung | Analog-to-digital conversion circuit with improved differential linearity |
US5668549A (en) * | 1994-11-10 | 1997-09-16 | National Semiconductor Corporation | Radix 2 architecture and calibration technique for pipelined analog to digital converters |
US5784016A (en) * | 1995-05-02 | 1998-07-21 | Texas Instruments Incorporated | Self-calibration technique for pipe line A/D converters |
US5644313A (en) * | 1995-06-05 | 1997-07-01 | Motorola, Inc. | Redundant signed digit A-to-D conversion circuit and method thereof |
FR2738426B1 (fr) * | 1995-08-29 | 1998-02-13 | Univ Neuchatel | Dispositif de traitement numerique d'un signal analogique devant etre restitue sous forme analogique |
US5894284A (en) * | 1996-12-02 | 1999-04-13 | Motorola, Inc. | Common-mode output sensing circuit |
US6288663B1 (en) * | 1998-08-12 | 2001-09-11 | Texas Instruments Incorporated | Pipelined analog-to-digital converter with relaxed inter-stage amplifier requirements |
EP1001534A2 (en) * | 1998-10-07 | 2000-05-17 | Yozan Inc. | Analog to digital converter |
US6137431A (en) * | 1999-02-09 | 2000-10-24 | Massachusetts Institute Of Technology | Oversampled pipeline A/D converter with mismatch shaping |
-
2001
- 2001-09-07 US US09/949,245 patent/US6535157B1/en not_active Expired - Lifetime
-
2002
- 2002-08-15 CN CNB02817383XA patent/CN100364233C/zh not_active Expired - Fee Related
- 2002-08-15 KR KR10-2004-7003455A patent/KR20040033031A/ko not_active Application Discontinuation
- 2002-08-15 DE DE60216302T patent/DE60216302T2/de not_active Expired - Fee Related
- 2002-08-15 JP JP2003527896A patent/JP4121956B2/ja not_active Expired - Fee Related
- 2002-08-15 EP EP02761400A patent/EP1430604B1/en not_active Expired - Lifetime
- 2002-08-15 AU AU2002326673A patent/AU2002326673A1/en not_active Abandoned
- 2002-08-15 WO PCT/US2002/026148 patent/WO2003023968A2/en active IP Right Grant
- 2002-08-28 TW TW091119568A patent/TWI276306B/zh not_active IP Right Cessation
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101939918A (zh) * | 2008-02-05 | 2011-01-05 | 飞思卡尔半导体公司 | 具有可变增益的模数转换器及其方法 |
CN101939918B (zh) * | 2008-02-05 | 2013-10-23 | 飞思卡尔半导体公司 | 具有可变增益的模数转换器及其方法 |
CN101814920A (zh) * | 2010-05-05 | 2010-08-25 | 余浩 | 采样保持与mdac分时共享电容和运放的模数转换器 |
CN101814920B (zh) * | 2010-05-05 | 2014-05-07 | 余浩 | 采样保持与mdac分时共享电容和运放的模数转换器 |
CN102315850A (zh) * | 2010-07-09 | 2012-01-11 | 飞思卡尔半导体公司 | 具有可变分辨率的单级循环模数转换器中的电流降低 |
CN104202049A (zh) * | 2014-08-19 | 2014-12-10 | 合肥宁芯电子科技有限公司 | 循环型模数转换器 |
Also Published As
Publication number | Publication date |
---|---|
CN100364233C (zh) | 2008-01-23 |
TWI276306B (en) | 2007-03-11 |
WO2003023968A3 (en) | 2003-12-18 |
EP1430604B1 (en) | 2006-11-22 |
DE60216302T2 (de) | 2007-03-08 |
KR20040033031A (ko) | 2004-04-17 |
JP4121956B2 (ja) | 2008-07-23 |
DE60216302D1 (de) | 2007-01-04 |
JP2005526420A (ja) | 2005-09-02 |
WO2003023968A2 (en) | 2003-03-20 |
AU2002326673A1 (en) | 2003-03-24 |
US6535157B1 (en) | 2003-03-18 |
EP1430604A2 (en) | 2004-06-23 |
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Owner name: FISICAL SEMICONDUCTOR INC. Free format text: FORMER NAME: FREEDOM SEMICONDUCTOR CORP. |
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Address after: Texas in the United States Patentee after: FREESCALE SEMICONDUCTOR, Inc. Address before: Texas in the United States Patentee before: FreeScale Semiconductor |
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Address after: Texas in the United States Patentee after: NXP USA, Inc. Address before: Texas in the United States Patentee before: FREESCALE SEMICONDUCTOR, Inc. |
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