JPS6074341U - switching circuit - Google Patents

switching circuit

Info

Publication number
JPS6074341U
JPS6074341U JP16586383U JP16586383U JPS6074341U JP S6074341 U JPS6074341 U JP S6074341U JP 16586383 U JP16586383 U JP 16586383U JP 16586383 U JP16586383 U JP 16586383U JP S6074341 U JPS6074341 U JP S6074341U
Authority
JP
Japan
Prior art keywords
analog
analog switch
switching circuit
amplifier
series
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
JP16586383U
Other languages
Japanese (ja)
Other versions
JPH0326676Y2 (en
Inventor
一郎 三宅
Original Assignee
パイオニア株式会社
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 パイオニア株式会社 filed Critical パイオニア株式会社
Priority to JP16586383U priority Critical patent/JPS6074341U/en
Publication of JPS6074341U publication Critical patent/JPS6074341U/en
Application granted granted Critical
Publication of JPH0326676Y2 publication Critical patent/JPH0326676Y2/ja
Granted legal-status Critical Current

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Landscapes

  • Analogue/Digital Conversion (AREA)
  • Electronic Switches (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 drawings]

第1図は従来例を示す回路図、第2図は第1図の各部の
波形図、第3図は本考案の一実施例を示す回路図、第4
図は第3図の一部分の等価回路図である。 主要部分の符号の説明、1・・・・・・DAコンバータ
、2,6・・・・・・アナログスイッチ、4・・・・・
・バッファアンプ、5・・・・・・ローパスフィルタ。
Fig. 1 is a circuit diagram showing a conventional example, Fig. 2 is a waveform diagram of each part of Fig. 1, Fig. 3 is a circuit diagram showing an embodiment of the present invention, and Fig. 4 is a circuit diagram showing a conventional example.
The figure is an equivalent circuit diagram of a portion of FIG. 3. Explanation of symbols of main parts, 1...DA converter, 2, 6...analog switch, 4...
・Buffer amplifier, 5...Low pass filter.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 所定のディジタル信号をアナログ信号に変換するディジ
タル−アナログ変換器と、前記アナログ信号を所定周期
で間欠的に通過せしめる第1のアナログスイッチと、前
記第1のアナログスイッチの出力を入力とするアンプと
を備えたスイッチング回路であって、前記第1のアナロ
グスイッチと直列接続された第1の抵抗と、前記アンプ
の入力端と基準電位点との間に直列接続された第2のア
ナログスイッチ及び第2の抵抗とを備え、前記第1及び
第2のアナログスイッチはほぼ等しい特性を有しかつ前
記第1及び第2の抵抗はほぼ等しい抵抗値を有すること
を特徴とするスイッチング回路。
a digital-analog converter that converts a predetermined digital signal into an analog signal; a first analog switch that allows the analog signal to pass intermittently at a predetermined cycle; and an amplifier that receives the output of the first analog switch as an input. A switching circuit comprising: a first resistor connected in series with the first analog switch; and a second analog switch and a second analog switch connected in series between the input end of the amplifier and a reference potential point. 2, the first and second analog switches have substantially equal characteristics, and the first and second resistors have substantially equal resistance values.
JP16586383U 1983-10-26 1983-10-26 switching circuit Granted JPS6074341U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16586383U JPS6074341U (en) 1983-10-26 1983-10-26 switching circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16586383U JPS6074341U (en) 1983-10-26 1983-10-26 switching circuit

Publications (2)

Publication Number Publication Date
JPS6074341U true JPS6074341U (en) 1985-05-24
JPH0326676Y2 JPH0326676Y2 (en) 1991-06-10

Family

ID=30363264

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16586383U Granted JPS6074341U (en) 1983-10-26 1983-10-26 switching circuit

Country Status (1)

Country Link
JP (1) JPS6074341U (en)

Also Published As

Publication number Publication date
JPH0326676Y2 (en) 1991-06-10

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