JPS5967043U - Analog signal switching circuit - Google Patents
Analog signal switching circuitInfo
- Publication number
- JPS5967043U JPS5967043U JP16184182U JP16184182U JPS5967043U JP S5967043 U JPS5967043 U JP S5967043U JP 16184182 U JP16184182 U JP 16184182U JP 16184182 U JP16184182 U JP 16184182U JP S5967043 U JPS5967043 U JP S5967043U
- Authority
- JP
- Japan
- Prior art keywords
- switching circuit
- analog signal
- signal switching
- input
- analog switch
- 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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来の信号切換回路を示す回路図、第２図は第
１図の回路の各部信号波形例を示す信号波形図、第３図
はこの考案の一実施例を示す回路図である。
１１・・・アナログスイッチ、１２・・・電源端子、１
３・・・出力端、Ｒ６〜Ｒ８〜抵抗、Ｑｌ・・・トラン
ジスタ。Fig. 1 is a circuit diagram showing a conventional signal switching circuit, Fig. 2 is a signal waveform diagram showing examples of signal waveforms at various parts of the circuit in Fig. 1, and Fig. 3 is a circuit diagram showing an embodiment of this invention. . 11...Analog switch, 12...Power terminal, 1
3...Output end, R6-R8-resistor, Ql...transistor.
Claims (1)
れか１つの入力信号を選択的に共通出力端に導出するア
ナログスイッチと、このアナログスイッチの前記共通出
力端にベースが接続されたバッファトランジスタと、前
記複数の入力端にそれぞれ接続され各入力端に直流バイ
アスを与えるとともに、それぞれが前記トランジスタの
ベースバイアス回路を兼用したバイアス回路手段とを具
備したことを特徴とするアナログ信号切換回路。an analog switch to which a plurality of input signals are respectively applied to the plurality of input terminals and selectively outputs one of the input signals to a common output terminal; and a buffer transistor whose base is connected to the common output terminal of the analog switch. and bias circuit means connected to each of the plurality of input terminals to apply a DC bias to each input terminal, and each of which also serves as a base bias circuit for the transistor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16184182U JPS5967043U (en) | 1982-10-26 | 1982-10-26 | Analog signal switching circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16184182U JPS5967043U (en) | 1982-10-26 | 1982-10-26 | Analog signal switching circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5967043U true JPS5967043U (en) | 1984-05-07 |
Family
ID=30355559
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16184182U Pending JPS5967043U (en) | 1982-10-26 | 1982-10-26 | Analog signal switching circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5967043U (en) |
-
1982
- 1982-10-26 JP JP16184182U patent/JPS5967043U/en active Pending
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