CN105141313A - 一种采用低分辨率dac电容阵列的sar adc及其使用方法 - Google Patents
一种采用低分辨率dac电容阵列的sar adc及其使用方法 Download PDFInfo
- Publication number
- CN105141313A CN105141313A CN201510625357.3A CN201510625357A CN105141313A CN 105141313 A CN105141313 A CN 105141313A CN 201510625357 A CN201510625357 A CN 201510625357A CN 105141313 A CN105141313 A CN 105141313A
- Authority
- CN
- China
- Prior art keywords
- output
- comparator
- preamplifier
- dac
- array
- 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
Links
- 239000003990 capacitor Substances 0.000 title claims abstract description 23
- 238000000034 method Methods 0.000 title claims abstract description 12
- 238000003491 array Methods 0.000 claims abstract description 8
- 238000005070 sampling Methods 0.000 claims description 17
- 230000002093 peripheral effect Effects 0.000 claims description 7
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 230000000052 comparative effect Effects 0.000 claims description 5
- 230000000737 periodic effect Effects 0.000 abstract 1
- 230000000452 restraining effect Effects 0.000 abstract 1
- 238000005303 weighing Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 9
- 230000001276 controlling effect Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000001934 delay Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910002056 binary alloy Inorganic materials 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Landscapes
- Analogue/Digital Conversion (AREA)
Abstract
Description
Claims (9)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510625357.3A CN105141313B (zh) | 2015-09-28 | 2015-09-28 | 一种采用低分辨率dac电容阵列的sar adc及其使用方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510625357.3A CN105141313B (zh) | 2015-09-28 | 2015-09-28 | 一种采用低分辨率dac电容阵列的sar adc及其使用方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN105141313A true CN105141313A (zh) | 2015-12-09 |
CN105141313B CN105141313B (zh) | 2018-07-06 |
Family
ID=54726548
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201510625357.3A Active CN105141313B (zh) | 2015-09-28 | 2015-09-28 | 一种采用低分辨率dac电容阵列的sar adc及其使用方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN105141313B (zh) |
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105811986A (zh) * | 2016-03-01 | 2016-07-27 | 武汉众为信息技术有限公司 | 一种高速转换的逐次逼近adc电路 |
CN106941355A (zh) * | 2017-02-16 | 2017-07-11 | 广东顺德中山大学卡内基梅隆大学国际联合研究院 | 一种每步两位式sar模数转换器 |
CN108599770A (zh) * | 2018-05-09 | 2018-09-28 | 东南大学 | 一种适用于2-bit-per-cycle SAR ADC的异步时钟产生电路 |
CN109361397A (zh) * | 2018-12-10 | 2019-02-19 | 合肥松豪电子科技有限公司 | 一种应用于自容式tp采样控制的dac |
CN110235372A (zh) * | 2017-01-31 | 2019-09-13 | 华为技术有限公司 | 一种具有降低回扫噪声的双倍数据速率时间内插量化器 |
CN110247664A (zh) * | 2018-03-09 | 2019-09-17 | 中国电子科技集团公司第二十四研究所 | 一种高速数字逻辑电路模块及模拟数字转换器和电子设备 |
CN110518911A (zh) * | 2019-07-12 | 2019-11-29 | 西安电子科技大学 | 一种一步1.5位逐次逼近型模数转换器 |
RU199113U1 (ru) * | 2020-03-12 | 2020-08-17 | Федеральное государственное автономное образовательное учреждение высшего образования "Санкт-Петербургский государственный университет аэрокосмического приборостроения" | Последовательный преобразователь двухполярного напряжения в двоичный код последовательного приближения |
WO2020173225A1 (zh) * | 2019-02-26 | 2020-09-03 | 中国电子科技集团公司第二十四研究所 | 用于sar_adc的高速数字逻辑电路及采样调节方法 |
CN111865315A (zh) * | 2020-07-13 | 2020-10-30 | 同济大学 | 一种适用于流水线flash ADC的比较器电路 |
CN114095029A (zh) * | 2021-11-26 | 2022-02-25 | 江苏科技大学 | 一种减少电容和开关数量的逐次逼近型模数转换器 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102118168A (zh) * | 2011-04-08 | 2011-07-06 | 中国科学院半导体研究所 | 基于多比特串行转换的逐次逼近模数转换器 |
CN104811203A (zh) * | 2015-05-19 | 2015-07-29 | 中国电子科技集团公司第二十四研究所 | 一种2bits per circle高速逐次逼近型模数转换器 |
CN204967798U (zh) * | 2015-09-28 | 2016-01-13 | 成都领芯微电子科技有限公司 | 一种采用低分辨率dac电容阵列的sar adc |
-
2015
- 2015-09-28 CN CN201510625357.3A patent/CN105141313B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102118168A (zh) * | 2011-04-08 | 2011-07-06 | 中国科学院半导体研究所 | 基于多比特串行转换的逐次逼近模数转换器 |
CN104811203A (zh) * | 2015-05-19 | 2015-07-29 | 中国电子科技集团公司第二十四研究所 | 一种2bits per circle高速逐次逼近型模数转换器 |
CN204967798U (zh) * | 2015-09-28 | 2016-01-13 | 成都领芯微电子科技有限公司 | 一种采用低分辨率dac电容阵列的sar adc |
Non-Patent Citations (1)
Title |
---|
代国宪等: "一种具有2-bit/cycle结构的400-MS/s 8-bit逐次逼近型模数转换器设计", 《复旦学报(自然科学版)》 * |
Cited By (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105811986B (zh) * | 2016-03-01 | 2019-04-02 | 武汉众为信息技术有限公司 | 一种高速转换的逐次逼近adc电路 |
CN105811986A (zh) * | 2016-03-01 | 2016-07-27 | 武汉众为信息技术有限公司 | 一种高速转换的逐次逼近adc电路 |
CN110235372B (zh) * | 2017-01-31 | 2021-06-01 | 华为技术有限公司 | 一种具有降低回扫噪声的双倍数据速率时间内插量化器 |
CN110235372A (zh) * | 2017-01-31 | 2019-09-13 | 华为技术有限公司 | 一种具有降低回扫噪声的双倍数据速率时间内插量化器 |
CN106941355A (zh) * | 2017-02-16 | 2017-07-11 | 广东顺德中山大学卡内基梅隆大学国际联合研究院 | 一种每步两位式sar模数转换器 |
CN110247664A (zh) * | 2018-03-09 | 2019-09-17 | 中国电子科技集团公司第二十四研究所 | 一种高速数字逻辑电路模块及模拟数字转换器和电子设备 |
CN108599770A (zh) * | 2018-05-09 | 2018-09-28 | 东南大学 | 一种适用于2-bit-per-cycle SAR ADC的异步时钟产生电路 |
CN108599770B (zh) * | 2018-05-09 | 2021-07-02 | 东南大学 | 一种适用于2-bit-per-cycle SAR ADC的异步时钟产生电路 |
CN109361397A (zh) * | 2018-12-10 | 2019-02-19 | 合肥松豪电子科技有限公司 | 一种应用于自容式tp采样控制的dac |
CN109361397B (zh) * | 2018-12-10 | 2022-04-19 | 合肥松豪电子科技有限公司 | 一种应用于自容式tp采样控制的dac |
WO2020173225A1 (zh) * | 2019-02-26 | 2020-09-03 | 中国电子科技集团公司第二十四研究所 | 用于sar_adc的高速数字逻辑电路及采样调节方法 |
US11728820B2 (en) | 2019-02-26 | 2023-08-15 | No.24 Research Institute Of China Electronics Technology Group Corporation | High-speed digital logic circuit for SAR_ADC and sampling adjustment method |
CN110518911A (zh) * | 2019-07-12 | 2019-11-29 | 西安电子科技大学 | 一种一步1.5位逐次逼近型模数转换器 |
CN110518911B (zh) * | 2019-07-12 | 2021-02-26 | 西安电子科技大学 | 一种一步1.5位逐次逼近型模数转换器 |
RU199113U1 (ru) * | 2020-03-12 | 2020-08-17 | Федеральное государственное автономное образовательное учреждение высшего образования "Санкт-Петербургский государственный университет аэрокосмического приборостроения" | Последовательный преобразователь двухполярного напряжения в двоичный код последовательного приближения |
CN111865315A (zh) * | 2020-07-13 | 2020-10-30 | 同济大学 | 一种适用于流水线flash ADC的比较器电路 |
CN114095029A (zh) * | 2021-11-26 | 2022-02-25 | 江苏科技大学 | 一种减少电容和开关数量的逐次逼近型模数转换器 |
CN114095029B (zh) * | 2021-11-26 | 2023-08-22 | 江苏科技大学 | 一种减少电容和开关数量的逐次逼近型模数转换器 |
Also Published As
Publication number | Publication date |
---|---|
CN105141313B (zh) | 2018-07-06 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN105141313A (zh) | 一种采用低分辨率dac电容阵列的sar adc及其使用方法 | |
Wei et al. | A 0.024 mm 2 8b 400MS/s SAR ADC with 2b/cycle and resistive DAC in 65nm CMOS | |
US9479190B2 (en) | Successive approximation register-based analog-to-digital converter with increased time frame for digital-to-analog capacitor settling | |
CN102355266B (zh) | 一种逐次逼近模数转化器 | |
Jo et al. | 26.4 A 21fJ/conv-step 9 ENOB 1.6 GS/S 2× time-interleaved FATI SAR ADC with background offset and timing-skew calibration in 45nm CMOS | |
US9685973B2 (en) | Successive approximation register (SAR) analog-to-digital converting circuit and method thereof | |
Lin et al. | A 8.2-mW 10-b 1.6-GS/s 4× TI SAR ADC with fast reference charge neutralization and background timing-skew calibration in 16-nm CMOS | |
JP6085523B2 (ja) | 半導体装置及び半導体装置の動作方法 | |
US20130057424A1 (en) | Analog-digital converter and converting method using clock delay | |
CN104158545B (zh) | 一种基于压控振荡器量化的逐次逼近寄存器型模数转换器 | |
US8115845B2 (en) | Counter array and image sensor including the same | |
CN104967451A (zh) | 逐次逼近型模数转换器 | |
CN204967798U (zh) | 一种采用低分辨率dac电容阵列的sar adc | |
CN103618550A (zh) | 电容阵列型的逐次逼近模数转换器及控制方法 | |
CN104716961A (zh) | 逐步逼近式模拟数字转换器 | |
Ajanya et al. | Thermometer code to binary code converter for flash ADC-a review | |
JP5825603B2 (ja) | アナログデジタル変換器及び変換方法 | |
CN108599770B (zh) | 一种适用于2-bit-per-cycle SAR ADC的异步时钟产生电路 | |
US6850180B2 (en) | Asynchronous self-timed analog-to-digital converter | |
CN109644002B (zh) | 可扩展的随机逐次逼近寄存器模数转换器 | |
CN104682958A (zh) | 一种带噪声整形的并行逐次逼近模数转换器 | |
JP5368194B2 (ja) | 電圧制御遅延発生器およびアナログ・ディジタル変換器 | |
CN111030692A (zh) | 一种高速模数转换电路及其控制方法 | |
CN106656190B (zh) | 连续逼近式模拟数字转换电路及其方法 | |
CN113765519B (zh) | 一种低功耗高精度动态比较器校准电路 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20191205 Address after: 201800 room 2201, No. 888, South Moyu Road, Anting Town, Jiading District, Shanghai Patentee after: Shanghai Moshu Microelectronics Co.,Ltd. Address before: 610017 No. 206, No. 1, building 1, No. 1, No. 52, Tianfu Road, Chengdu, Sichuan Patentee before: CHENGDU LINGXIN MICROELECTRONIC TECHNOLOGY Co.,Ltd. |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20220311 Address after: 214000 room c1928, swan tower, software park, No. 111-32, Linghu Avenue, Xinwu District, Wuxi City, Jiangsu Province Patentee after: Wuxi die core circuit technology Co.,Ltd. Address before: 201800 room 2201 J, 888 Moyu South Road, Anting Town, Jiading District, Shanghai Patentee before: Shanghai Moshu Microelectronics Co.,Ltd. |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20221116 Address after: 3rd Floor, East A2, Liheng Industrial Plaza, Hefei Gongtou, Economic Development Zone, Feixi County, Hefei City, Anhui Province, 231200 Patentee after: HEFEI AICHUANG MICROELECTRONICS TECHNOLOGY CO.,LTD. Address before: 214000 room c1928, swan tower, software park, No. 111-32, Linghu Avenue, Xinwu District, Wuxi City, Jiangsu Province Patentee before: Wuxi die core circuit technology Co.,Ltd. |
|
TR01 | Transfer of patent right | ||
CP02 | Change in the address of a patent holder |
Address after: Floor 1-5, Building B7, Hefei Innovation and Technology Park, Intersection of Jianghuai Avenue and Sugang Road, Feixi County Economic Development Zone, Hefei City, Anhui Province, 231200 Patentee after: HEFEI AICHUANG MICROELECTRONICS TECHNOLOGY CO.,LTD. Address before: 3rd Floor, East A2, Liheng Industrial Plaza, Hefei Gongtou, Economic Development Zone, Feixi County, Hefei City, Anhui Province, 231200 Patentee before: HEFEI AICHUANG MICROELECTRONICS TECHNOLOGY CO.,LTD. |
|
CP02 | Change in the address of a patent holder | ||
TR01 | Transfer of patent right |
Effective date of registration: 20240111 Address after: Room 302, Building 1, No. 570 Shengxia Road, China (Shanghai) Pilot Free Trade Zone, Pudong New Area, Shanghai, 201208 Patentee after: Aichuangwei (Shanghai) Electronic Technology Co.,Ltd. Address before: Floor 1-5, Building B7, Hefei Innovation and Technology Park, Intersection of Jianghuai Avenue and Sugang Road, Feixi County Economic Development Zone, Hefei City, Anhui Province, 231200 Patentee before: HEFEI AICHUANG MICROELECTRONICS TECHNOLOGY CO.,LTD. |
|
TR01 | Transfer of patent right |