JPH0284442U - - Google Patents

Info

Publication number
JPH0284442U
JPH0284442U JP1988163328U JP16332888U JPH0284442U JP H0284442 U JPH0284442 U JP H0284442U JP 1988163328 U JP1988163328 U JP 1988163328U JP 16332888 U JP16332888 U JP 16332888U JP H0284442 U JPH0284442 U JP H0284442U
Authority
JP
Japan
Prior art keywords
converter
voltage
output terminal
current
output
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.)
Pending
Application number
JP1988163328U
Other languages
English (en)
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 filed Critical
Priority to JP1988163328U priority Critical patent/JPH0284442U/ja
Priority to US07/452,219 priority patent/US5043730A/en
Publication of JPH0284442U publication Critical patent/JPH0284442U/ja
Pending 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
    • H03M1/10—Calibration or testing
    • H03M1/1009—Calibration
    • H03M1/1014—Calibration at one point of the transfer characteristic, i.e. by adjusting a single reference value, e.g. bias or gain error
    • 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
    • H03M1/74—Simultaneous conversion
    • H03M1/742—Simultaneous conversion using current sources as quantisation value generators
    • H03M1/745—Simultaneous conversion using current sources as quantisation value generators with weighted currents

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Analogue/Digital Conversion (AREA)

Description

【図面の簡単な説明】
第１図は、本考案回路の一実施例に基づく電流
出力型のＤ／Ａ変換器とＩ／Ｖ変換器の接続状態
を示した構成図、第２図ａは、従来の電流出力型
のＤ／Ａ変換器とＩ／Ｖ変換器の接続関係を示す
構成図、第２図ｂは、ビツト電流出力部の内部構
成を示す回路図、第３図は、本考案の説明に供す
る波形図である。 １，２１……Ｉ／Ｖ変換器、２……Ｄ／Ａ変換
器、３〜１８……ビツト電流出力部、１９……信
号処理部、２０……電流源、２２……ローパスフ
イルタ、２３……出力部、３４……ビツト電流源
、Ｒ１〜Ｒ４……抵抗、ＶＲ１……半固定抵抗、
Ｃ１……カツプリングコンデンサ、Ｑ１〜Ｑ６…
…トランジスタ、１１……演算増幅器。

Claims (1)

  1. 【実用新案登録請求の範囲】 複数ビツトの各出力段が、出力端子に印加され
    るバイアス電圧と、入力するデジタル信号のそれ
    ぞれ対応するビツトの値に応じて所定の２値間で
    変化するよう内部で形成される形成電圧信号との
    電圧比較に基づき、前記出力端子を経由する各ビ
    ツトの出力電流のスイツチングを行なうダイオー
    ドスイツチにより構成された電流出力型のＤ／Ａ
    変換器と、 前記Ｄ／Ａ変換器の出力端子を流れる電流を電
    圧に変換する電流／電圧変換器とからなり、 前記電流／電圧変換器は、前記Ｄ／Ａ変換器の
    出力端子に常時所要の前記バイアス電圧を付与す
    るバイアス付与手段を備えたことを特徴とするＤ
    ／Ａ変換回路。
JP1988163328U 1988-12-16 1988-12-16 Pending JPH0284442U (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1988163328U JPH0284442U (ja) 1988-12-16 1988-12-16
US07/452,219 US5043730A (en) 1988-12-16 1989-12-18 Digital-analog conversion circuit with application of voltage biasing for distortion stabilization

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988163328U JPH0284442U (ja) 1988-12-16 1988-12-16

Publications (1)

Publication Number Publication Date
JPH0284442U true JPH0284442U (ja) 1990-06-29

Family

ID=15771762

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988163328U Pending JPH0284442U (ja) 1988-12-16 1988-12-16

Country Status (2)

Country Link
US (1) US5043730A (ja)
JP (1) JPH0284442U (ja)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5508702A (en) * 1994-06-17 1996-04-16 National Semiconductor Corp. BiCOMS digital-to-analog conversion
US5585802A (en) * 1994-11-02 1996-12-17 Advanced Micro Devices, Inc. Multi-stage digital to analog conversion circuit and method
US5625357A (en) * 1995-02-16 1997-04-29 Advanced Micro Devices, Inc. Current steering semi-digital reconstruction filter
US5995030A (en) * 1995-02-16 1999-11-30 Advanced Micro Devices Apparatus and method for a combination D/A converter and FIR filter employing active current division from a single current source
US5790060A (en) * 1996-09-11 1998-08-04 Harris Corporation Digital-to-analog converter having enhanced current steering and associated method
JP4311511B2 (ja) * 1999-10-25 2009-08-12 日本バーブラウン株式会社 デジタル−アナログ変換の方法および装置
US7113121B1 (en) 2000-05-23 2006-09-26 Marvell International Ltd. Communication driver
US6462688B1 (en) 2000-12-18 2002-10-08 Marvell International, Ltd. Direct drive programmable high speed power digital-to-analog converter
US6775529B1 (en) 2000-07-31 2004-08-10 Marvell International Ltd. Active resistive summer for a transformer hybrid
US7095348B1 (en) 2000-05-23 2006-08-22 Marvell International Ltd. Communication driver
USRE41831E1 (en) 2000-05-23 2010-10-19 Marvell International Ltd. Class B driver
US7433665B1 (en) 2000-07-31 2008-10-07 Marvell International Ltd. Apparatus and method for converting single-ended signals to a differential signal, and transceiver employing same
US7280060B1 (en) 2000-05-23 2007-10-09 Marvell International Ltd. Communication driver
US7194037B1 (en) 2000-05-23 2007-03-20 Marvell International Ltd. Active replica transformer hybrid
US7312739B1 (en) 2000-05-23 2007-12-25 Marvell International Ltd. Communication driver
US7606547B1 (en) 2000-07-31 2009-10-20 Marvell International Ltd. Active resistance summer for a transformer hybrid
US6459247B1 (en) * 2000-11-21 2002-10-01 Agilent Technologies, Inc. Power supply capable of being configured to generate positive and negative output resistances
US7088274B2 (en) * 2002-04-09 2006-08-08 Texas Instruments Incorporated Difference amplifier for digital-to-analog converter
US7312662B1 (en) 2005-08-09 2007-12-25 Marvell International Ltd. Cascode gain boosting system and method for a transmitter

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56136026A (en) * 1980-03-26 1981-10-23 Casio Comput Co Ltd Glitch preventing circuit of digital-to-analog converter
JPS6029047A (ja) * 1983-07-15 1985-02-14 Nippon Telegr & Teleph Corp <Ntt> 電圧出力形デジタルアナログ変換器
JPS61198923A (ja) * 1985-02-28 1986-09-03 Canon Inc デジタル・アナログ変換器

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3805145A (en) * 1969-04-01 1974-04-16 Gordon Eng Co Operational amplifier stabilized power supply
US3781642A (en) * 1972-11-06 1973-12-25 Honeywell Inf Systems D.c.-d.c.power supply with stabilization
US4888589A (en) * 1988-06-09 1989-12-19 Precision Monolithics, Inc. Digital-to-analog converter with diode control

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56136026A (en) * 1980-03-26 1981-10-23 Casio Comput Co Ltd Glitch preventing circuit of digital-to-analog converter
JPS6029047A (ja) * 1983-07-15 1985-02-14 Nippon Telegr & Teleph Corp <Ntt> 電圧出力形デジタルアナログ変換器
JPS61198923A (ja) * 1985-02-28 1986-09-03 Canon Inc デジタル・アナログ変換器

Also Published As

Publication number Publication date
US5043730A (en) 1991-08-27

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