JPS6074341U - switching circuit - Google Patents
switching circuitInfo
- 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
Links
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
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)
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.
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) |
-
1983
- 1983-10-26 JP JP16586383U patent/JPS6074341U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0326676Y2 (en) | 1991-06-10 |
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