CN105009457B - 低毛刺噪声dac - Google Patents

低毛刺噪声dac Download PDF

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Publication number
CN105009457B
CN105009457B CN201480012819.8A CN201480012819A CN105009457B CN 105009457 B CN105009457 B CN 105009457B CN 201480012819 A CN201480012819 A CN 201480012819A CN 105009457 B CN105009457 B CN 105009457B
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CN
China
Prior art keywords
grade
electric current
dac
summing junction
resistive network
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CN201480012819.8A
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English (en)
Chinese (zh)
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CN105009457A (zh
Inventor
D·徐
S·M·李
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Qualcomm Inc
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Qualcomm Inc
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Classifications

    • 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
    • H03M1/78—Simultaneous conversion using ladder network
    • H03M1/785—Simultaneous conversion using ladder network using resistors, i.e. R-2R ladders
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/06—Continuously compensating for, or preventing, undesired influence of physical parameters
    • H03M1/08—Continuously compensating for, or preventing, undesired influence of physical parameters of noise
    • H03M1/0863—Continuously compensating for, or preventing, undesired influence of physical parameters of noise of switching transients, e.g. glitches
    • 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
    • H03M1/68—Digital/analogue converters with conversions of different sensitivity, i.e. one conversion relating to the more significant digital bits and another conversion to the less significant bits
    • H03M1/687—Segmented, i.e. the more significant bit converter being of the unary decoded type and the less significant bit converter being of the binary weighted type
    • 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
    • H03M1/742—Simultaneous conversion using current sources as quantisation value generators
    • H03M1/747—Simultaneous conversion using current sources as quantisation value generators with equal currents which are switched by unary decoded digital signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Analogue/Digital Conversion (AREA)
CN201480012819.8A 2013-03-08 2014-03-04 低毛刺噪声dac Active CN105009457B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US13/791,536 2013-03-08
US13/791,536 US8896472B2 (en) 2013-03-08 2013-03-08 Low glitch-noise DAC
PCT/US2014/020373 WO2014138098A1 (en) 2013-03-08 2014-03-04 Low glitch-noise dac

Publications (2)

Publication Number Publication Date
CN105009457A CN105009457A (zh) 2015-10-28
CN105009457B true CN105009457B (zh) 2018-05-18

Family

ID=50389507

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201480012819.8A Active CN105009457B (zh) 2013-03-08 2014-03-04 低毛刺噪声dac

Country Status (6)

Country Link
US (1) US8896472B2 (enExample)
EP (1) EP2965431B1 (enExample)
JP (2) JP6309548B2 (enExample)
KR (1) KR101633008B1 (enExample)
CN (1) CN105009457B (enExample)
WO (1) WO2014138098A1 (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9124282B1 (en) * 2014-03-10 2015-09-01 Analog Devices Global Digital-to-analog converter with correction for parasitic routing resistance
US9178524B1 (en) * 2014-05-27 2015-11-03 Qualcomm Incorporated Hybrid R-2R structure for low glitch noise segmented DAC
JP6784020B2 (ja) * 2015-12-03 2020-11-11 セイコーエプソン株式会社 回路装置、発振器、電子機器及び移動体
KR20170083222A (ko) * 2016-01-08 2017-07-18 삼성전자주식회사 헤드폰 드라이버 및 이를 포함하는 사운드 프로세서
US10200055B2 (en) * 2017-01-11 2019-02-05 Analog Devices Global Glitch characterization in digital-to-analog conversion
WO2018133927A1 (en) * 2017-01-18 2018-07-26 Huawei Technologies Co., Ltd. Digital-to-analog converter circuit with two encoding schemes
US9819357B1 (en) * 2017-05-11 2017-11-14 Qualcomm Incorporated Current removal for digital-to-analog converters
US10454487B1 (en) 2018-08-30 2019-10-22 Qualcomm Incorporated Segmented resistor architecture for digital-to-analog converters
CN114337676B (zh) * 2021-12-14 2024-05-17 山东芯慧微电子科技有限公司 一种精简结构的iDAC电路
CN114640352B (zh) * 2022-03-28 2023-05-09 电子科技大学 一种基于电流舵和r-2r电阻混合型的dac

Citations (3)

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JPH10112654A (ja) * 1996-10-07 1998-04-28 Toshiba Corp 電流セグメント方式ディジタル・アナログ変換器
CN102195654A (zh) * 2010-01-26 2011-09-21 电力集成公司 紧凑型数模转换器
CN102403966A (zh) * 2010-09-14 2012-04-04 意法半导体研发（上海）有限公司 减少数模转换器电压内插放大器输入差分对的方法和装置

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US5442318A (en) * 1993-10-15 1995-08-15 Hewlett Packard Corporation Gain enhancement technique for operational amplifiers
US6518906B2 (en) * 2000-07-25 2003-02-11 Agere Systems Guardian Corp. Use of current folding to improve the performance of a current -steered DAC operating at low supply voltage
JP3751812B2 (ja) * 2000-09-21 2006-03-01 株式会社東芝 カスコードトランジスタを出力段に有する電子回路装置
US6650265B1 (en) * 2001-04-30 2003-11-18 Engim, Inc. Method and architecture for varying power consumption of a current mode digital/analog converter in proportion to performance parameters
US6633248B2 (en) 2001-05-29 2003-10-14 Intel Corporation Converting digital signals to analog signals
US6583744B2 (en) * 2001-06-22 2003-06-24 Texas Instruments Incorporated Correction circuit for beta mismatch between thermometer encoded and R-2R ladder segments of a current steering DAC
US6642867B1 (en) * 2002-07-03 2003-11-04 Maxim Integrated Products, Inc. Replica compensated heterogeneous DACs and methods
US6703956B1 (en) * 2003-01-08 2004-03-09 Agilent Technologies, Inc. Technique for improved linearity of high-precision, low-current digital-to-analog converters
US7132970B2 (en) * 2004-10-29 2006-11-07 Broadcom Corporation Delay equalized Z/2Z ladder for digital to analog conversion
US7042381B1 (en) * 2004-10-29 2006-05-09 Broadcom Corporation Delay equalized Z/2Z ladder for digital to analog conversion
JP2006279172A (ja) * 2005-03-28 2006-10-12 Sharp Corp オフセット除去回路およびそれを用いた差動増幅器
DE602007005977D1 (de) * 2006-01-26 2010-06-02 Nihon Dempa Kogyo Co Vco-ansteuerschaltung und frequenzsynthesizer
TWI370620B (en) 2007-11-15 2012-08-11 Univ Chung Yuan Christian Folded r-2r ladder current-steering digital to analog converter
WO2010087410A1 (ja) 2009-01-29 2010-08-05 日本電信電話株式会社 電流スイッチ・セルおよびディジタル／アナログ変換器
US7812665B2 (en) * 2009-02-23 2010-10-12 Number 14 B.V. Amplifiers with input offset trim and methods
US8169353B2 (en) * 2009-09-30 2012-05-01 Qualcomm, Incorporated Wideband digital to analog converter with built-in load attenuator
JP2012050004A (ja) * 2010-08-30 2012-03-08 Renesas Electronics Corp Ｄａ変換器
US8860597B2 (en) 2011-07-06 2014-10-14 Qualcomm Incorporated Digital to-analog converter circuitry with weighted resistance elements

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10112654A (ja) * 1996-10-07 1998-04-28 Toshiba Corp 電流セグメント方式ディジタル・アナログ変換器
CN102195654A (zh) * 2010-01-26 2011-09-21 电力集成公司 紧凑型数模转换器
CN102403966A (zh) * 2010-09-14 2012-04-04 意法半导体研发（上海）有限公司 减少数模转换器电压内插放大器输入差分对的方法和装置

Also Published As

Publication number Publication date
WO2014138098A1 (en) 2014-09-12
KR20150119479A (ko) 2015-10-23
US20140253357A1 (en) 2014-09-11
EP2965431A1 (en) 2016-01-13
JP2017103783A (ja) 2017-06-08
JP6309548B2 (ja) 2018-04-11
US8896472B2 (en) 2014-11-25
JP2016513915A (ja) 2016-05-16
CN105009457A (zh) 2015-10-28
EP2965431B1 (en) 2018-08-15
KR101633008B1 (ko) 2016-06-23

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