CN102859882B - 具有积分非线性度校正的逐次逼近寄存器模拟/数字转换器 - Google Patents

具有积分非线性度校正的逐次逼近寄存器模拟/数字转换器 Download PDF

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Publication number
CN102859882B
CN102859882B CN201080066077.9A CN201080066077A CN102859882B CN 102859882 B CN102859882 B CN 102859882B CN 201080066077 A CN201080066077 A CN 201080066077A CN 102859882 B CN102859882 B CN 102859882B
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capacitor
correction
coupled
terminal
conductor
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CN102859882A (zh
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迈克尔·D·斯内德克
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Texas Instruments Inc
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Texas Instruments Inc
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    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/10—Calibration or testing
    • H03M1/1009—Calibration
    • H03M1/1033—Calibration over the full range of the converter, e.g. for correcting differential non-linearity
    • H03M1/1038—Calibration over the full range of the converter, e.g. for correcting differential non-linearity by storing corrected or correction values in one or more digital look-up tables
    • H03M1/1047—Calibration over the full range of the converter, e.g. for correcting differential non-linearity by storing corrected or correction values in one or more digital look-up tables using an auxiliary digital/analogue converter for adding the correction values to the analogue signal
    • 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
    • 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

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  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Analogue/Digital Conversion (AREA)
CN201080066077.9A 2010-04-22 2010-12-23 具有积分非线性度校正的逐次逼近寄存器模拟/数字转换器 Active CN102859882B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US12/799,323 2010-04-22
US12/799,323 US8223044B2 (en) 2010-04-22 2010-04-22 INL correction circuitry and method for SAR ADC
PCT/US2010/062014 WO2011133193A1 (en) 2010-04-22 2010-12-23 Successive approximation register analog-to-digital converter with integral non-linearity correction

Publications (2)

Publication Number Publication Date
CN102859882A CN102859882A (zh) 2013-01-02
CN102859882B true CN102859882B (zh) 2016-01-27

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US (1) US8223044B2 (enExample)
JP (1) JP5946443B2 (enExample)
CN (1) CN102859882B (enExample)
WO (1) WO2011133193A1 (enExample)

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WO2011133193A1 (en) 2011-10-27
JP2013526179A (ja) 2013-06-20
US8223044B2 (en) 2012-07-17
CN102859882A (zh) 2013-01-02
US20110260899A1 (en) 2011-10-27
JP5946443B2 (ja) 2016-07-06

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