JPS5877930U - analog switch - Google Patents
analog switchInfo
- Publication number
- JPS5877930U JPS5877930U JP17303881U JP17303881U JPS5877930U JP S5877930 U JPS5877930 U JP S5877930U JP 17303881 U JP17303881 U JP 17303881U JP 17303881 U JP17303881 U JP 17303881U JP S5877930 U JPS5877930 U JP S5877930U
- Authority
- JP
- Japan
- Prior art keywords
- photocoupler
- analog switch
- signal
- analog signal
- input
- 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
Links
Landscapes
- 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
図は本考案の一実施例を示す回路図である。なお、図に
おいて、１．２・・曲フォトカプラ、３゜４・・・・・
・制御端子、５・・・・・・入力端子、６・・・・・・
信号皮゛転素子、７．８・・・・・・電流制限抵抗、９
．１０・・・・・・保護ダイオード、１１・・・・・・
出力端子である。The figure is a circuit diagram showing an embodiment of the present invention. In addition, in the figure, 1.2... curved photocoupler, 3°4...
・Control terminal, 5... Input terminal, 6...
Signal transfer element, 7.8...Current limiting resistor, 9
．． 10...Protection diode, 11...
It is an output terminal.
Claims (1)
開閉され、入力されたアナログ信号の入力レベルを出力
する第１のフォトカプラと、前記第１のフォトカプラの
出力とグランドレベルとの間に接続され、前記ロジック
信号により、前記第１のフォトカプラに対して逆の動作
を行なう第２のフォトカプラとを有して成ることを特徴
とするアナログスイッチ。In the analog signal switching circuit, a first photocoupler is opened and closed by a logic signal and outputs the input level of the input analog signal, and the logic signal is connected between the output of the first photocoupler and the ground level. and a second photocoupler that performs an operation opposite to the first photocoupler depending on a signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17303881U JPS5877930U (en) | 1981-11-20 | 1981-11-20 | analog switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17303881U JPS5877930U (en) | 1981-11-20 | 1981-11-20 | analog switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5877930U true JPS5877930U (en) | 1983-05-26 |
Family
ID=29964908
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17303881U Pending JPS5877930U (en) | 1981-11-20 | 1981-11-20 | analog switch |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5877930U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008054042A (en) * | 2006-08-24 | 2008-03-06 | Yokogawa Electric Corp | Insulated contact output circuit |
| JP2013215005A (en) * | 2013-07-17 | 2013-10-17 | Yazaki Corp | Circuit for preventing simultaneous on action of relays in relay drive device |
-
1981
- 1981-11-20 JP JP17303881U patent/JPS5877930U/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008054042A (en) * | 2006-08-24 | 2008-03-06 | Yokogawa Electric Corp | Insulated contact output circuit |
| JP2013215005A (en) * | 2013-07-17 | 2013-10-17 | Yazaki Corp | Circuit for preventing simultaneous on action of relays in relay drive device |
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