JPS6264034U - - Google Patents
Info
- Publication number
- JPS6264034U JPS6264034U JP15551885U JP15551885U JPS6264034U JP S6264034 U JPS6264034 U JP S6264034U JP 15551885 U JP15551885 U JP 15551885U JP 15551885 U JP15551885 U JP 15551885U JP S6264034 U JPS6264034 U JP S6264034U
- Authority
- JP
- Japan
- Prior art keywords
- inputs
- normal rotation
- input signal
- analog switch
- common output
- 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
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Electronic Switches (AREA)
Description
第１図は本考案に係る入力信号選択回路の実施
例を示す図、第２図〜第４図はそれぞれ従来の入
力信号選択回路を示す図である。
１−１〜１−ｎ……入力端子、２−１〜２−ｎ
……アナログスイツチ、３……出力端子、８−１
〜８−ｎ……減衰器、ＣＶ１〜ＣＶｎ……コント
ロール電圧。
FIG. 1 is a diagram showing an embodiment of an input signal selection circuit according to the present invention, and FIGS. 2 to 4 are diagrams showing conventional input signal selection circuits, respectively. 1-1 to 1-n...Input terminal, 2-1 to 2-n
...Analog switch, 3...Output terminal, 8-1
~8-n...attenuator, CV1 ~CVn...control voltage.
Claims (1)
力を有する複数のアナログスイツチと、前記各第
１の正転入力に印加される複数の入力信号とを備
え、前記アナログスイツチの各出力を共通接続し
、この共通出力から第２の正転入力に減衰器を介
して接続すると共に、各アナログスイツチの各出
力をそれぞれの第１及び第２の反転入力に接続し
て成り、前記アナログスイツチに第１及び第２の
正転入力を選択するコントロール電圧により所望
の入力信号を共通出力に導出するようにしたこと
を特徴とする入力信号選択回路。 A plurality of analog switches having first and second normal rotation inputs and first and second inversion inputs, and a plurality of input signals applied to each of the first normal rotation inputs, The respective outputs are commonly connected, the common output is connected to the second normal input via an attenuator, and each output of each analog switch is connected to the respective first and second inverting inputs, An input signal selection circuit characterized in that a desired input signal is derived to a common output by a control voltage that selects the first and second normal rotation inputs to the analog switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15551885U JPS6264034U (en) | 1985-10-11 | 1985-10-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15551885U JPS6264034U (en) | 1985-10-11 | 1985-10-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6264034U true JPS6264034U (en) | 1987-04-21 |
Family
ID=31076295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15551885U Pending JPS6264034U (en) | 1985-10-11 | 1985-10-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6264034U (en) |
-
1985
- 1985-10-11 JP JP15551885U patent/JPS6264034U/ja active Pending