JPS59195837U - day glitch circuit - Google Patents

day glitch circuit

Info

Publication number
JPS59195837U
JPS59195837U JP9157383U JP9157383U JPS59195837U JP S59195837 U JPS59195837 U JP S59195837U JP 9157383 U JP9157383 U JP 9157383U JP 9157383 U JP9157383 U JP 9157383U JP S59195837 U JPS59195837 U JP S59195837U
Authority
JP
Japan
Prior art keywords
output
converter
voltage
current
operational amplifier
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
Application number
JP9157383U
Other languages
Japanese (ja)
Other versions
JPS6340914Y2 (en
Inventor
正夫 野呂
Original Assignee
ヤマハ株式会社
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 by ヤマハ株式会社 filed Critical ヤマハ株式会社
Priority to JP9157383U priority Critical patent/JPS59195837U/en
Publication of JPS59195837U publication Critical patent/JPS59195837U/en
Application granted granted Critical
Publication of JPS6340914Y2 publication Critical patent/JPS6340914Y2/ja
Granted legal-status Critical Current

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  • Analogue/Digital Conversion (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は従来における積分形ＤＡ変換器のディグリッチ
回路に示す回路図、第２図はこの考案の一実施例を示す
回路図である。 １・・・積分形ＤＡ変換器、５・・・定電流源、６・・
・積分回路、８・・・電流−電圧変換器、９．１０・・
・オペアンプ、Ｃ・・・積分用コンデンサ、Ｓ２・・・
リセット用スイッチ、ＳＷ・・・ディグリッチ用スイッ
チ、ｒｓ・・・ディグリッチ用スイッチのオン抵抗。FIG. 1 is a circuit diagram showing a diglitch circuit of a conventional integral type DA converter, and FIG. 2 is a circuit diagram showing an embodiment of this invention. 1... Integral type DA converter, 5... Constant current source, 6...
・Integrator circuit, 8...Current-voltage converter, 9.10...
・Operational amplifier, C... Integrating capacitor, S2...
Reset switch, SW... switch for diglitch, rs... on-resistance of switch for diglitch.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] デジタル入力に対応した時間供給される定電流を積分し
て、ディジタル入力に対応したアナログ電圧を出力する
積分形ＤＡ変換器と、前記ＤＡ変換器の出力を抵抗を介
して入力するディグリッチ用アナログスイッチと、前記
アナログスイッチの出力電流を電流−電圧変換して出力
に取り出す電流−電圧変換器とを具え、前記積分形ＤＡ
変換器が、オペアンプの反転入力に前記定電流を入力し
、このオペアンプの出力を積分用コンデンサを介してそ
の反転入力に帰還し、前記抵抗の出力電圧をこのオペア
ンプの非反転入力に帰還するようにしたことを特徴とす
るディグリッチ回路。An integral type DA converter that integrates a constant current supplied for a time corresponding to a digital input and outputs an analog voltage corresponding to the digital input, and an analog switch for diglitch that inputs the output of the DA converter via a resistor. and a current-voltage converter that converts the output current of the analog switch into a current-voltage and takes it out as an output, and the integral type DA
The converter inputs the constant current to the inverting input of the operational amplifier, returns the output of the operational amplifier to its inverting input via an integrating capacitor, and feeds back the output voltage of the resistor to the non-inverting input of the operational amplifier. A diglitch circuit characterized by:
JP9157383U 1983-06-15 1983-06-15 day glitch circuit Granted JPS59195837U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9157383U JPS59195837U (en) 1983-06-15 1983-06-15 day glitch circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9157383U JPS59195837U (en) 1983-06-15 1983-06-15 day glitch circuit

Publications (2)

Publication Number Publication Date
JPS59195837U true JPS59195837U (en) 1984-12-26
JPS6340914Y2 JPS6340914Y2 (en) 1988-10-26

Family

ID=30221583

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9157383U Granted JPS59195837U (en) 1983-06-15 1983-06-15 day glitch circuit

Country Status (1)

Country Link
JP (1) JPS59195837U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61156321U (en) * 1985-03-20 1986-09-27

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61156321U (en) * 1985-03-20 1986-09-27

Also Published As

Publication number Publication date
JPS6340914Y2 (en) 1988-10-26

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