JPS63108228U - - Google Patents
Info
- Publication number
- JPS63108228U JPS63108228U JP20059686U JP20059686U JPS63108228U JP S63108228 U JPS63108228 U JP S63108228U JP 20059686 U JP20059686 U JP 20059686U JP 20059686 U JP20059686 U JP 20059686U JP S63108228 U JPS63108228 U JP S63108228U
- Authority
- JP
- Japan
- Prior art keywords
- switching
- selection circuit
- conduction
- input signal
- switching means
- 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
- 230000002401 inhibitory effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Studio Circuits (AREA)
- Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
Description
第１図は、本考案による切換選択回路の一実施
例を示す回路図、第２図は、従来の切換選択回路
を示す回路図である。
１……入力端子、２……入力端子、３……入力
端子、９……アナログスイツチ、１４……２系統
切換選択回路、１５……制御端子、１６……制御
端子。
FIG. 1 is a circuit diagram showing an embodiment of a switching selection circuit according to the present invention, and FIG. 2 is a circuit diagram showing a conventional switching selection circuit. DESCRIPTION OF SYMBOLS 1...Input terminal, 2...Input terminal, 3...Input terminal, 9...Analog switch, 14...2 system switching selection circuit, 15...Control terminal, 16...Control terminal.
Claims (1)
を第１及び第２の切換手段の導通により切換えて
出力するとともに該出力を禁止することができる
切換選択回路と、第３の系統の入力信号の導通を
切換える第３の切換手段を有し、前記切換選択回
路の出力禁止信号により前記第３の切換手段の導
通を切換えることを特徴とする切換選択回路。 a switching selection circuit capable of switching and outputting one of the first and second two input signal systems by conduction of the first and second switching means and inhibiting the output; and a third system. A switching selection circuit comprising: a third switching means for switching conduction of an input signal, and switching conduction of the third switching means in accordance with an output prohibition signal of the switching selection circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20059686U JPS63108228U (en) | 1986-12-30 | 1986-12-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20059686U JPS63108228U (en) | 1986-12-30 | 1986-12-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63108228U true JPS63108228U (en) | 1988-07-12 |
Family
ID=31163251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20059686U Pending JPS63108228U (en) | 1986-12-30 | 1986-12-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63108228U (en) |
-
1986
- 1986-12-30 JP JP20059686U patent/JPS63108228U/ja active Pending