JPS5848141U - digital variable resistor - Google Patents
digital variable resistorInfo
- Publication number
- JPS5848141U JPS5848141U JP14310981U JP14310981U JPS5848141U JP S5848141 U JPS5848141 U JP S5848141U JP 14310981 U JP14310981 U JP 14310981U JP 14310981 U JP14310981 U JP 14310981U JP S5848141 U JPS5848141 U JP S5848141U
- Authority
- JP
- Japan
- Prior art keywords
- digital input
- variable resistor
- switching elements
- digital variable
- switching element
- 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
- Analogue/Digital Conversion (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図は本考案の原理を示す構成ブロック図、第２図は
本考案実施例の回路図である。
Ａｏ、 Ａ、、 Ａ２・・・・・・入力端子、Ａ、 Ｂ
・・・・・・出力端子、Ｑｏ、 Ｑｌ・・−Ｑ７・・・
・・・スイッチング素子、Ｒｏ、 Ｒ工・・・Ｒ７・・
・・・・抵抗器。FIG. 1 is a block diagram showing the principle of the invention, and FIG. 2 is a circuit diagram of an embodiment of the invention. Ao, A,, A2...Input terminal, A, B
...Output terminal, Qo, Ql...-Q7...
...Switching element, Ro, R engineering...R7...
····Resistor.
Claims (1)
ング素子と、上記デジタル入力により上記スイッチング
素子と、上記デジタル入力により上記スイッチング素子
のいずれか１個を選択的に導通させるデコーダと、上記
スイッチング素子のそれぞれに接続された固定抵抗と、
上記各スイッチング素子の共通端子に接続された一方の
出力端子と、上記各固定抵抗の共通端子に接続された他
方の出力端子を有し、上記デジタル入力に従い上記出力
端子間の抵抗値が変化するよう構成されたデジタル可変
抵抗器。an n-bit digital input terminal, 2° or less switching elements, a decoder that selectively conducts the switching element according to the digital input, any one of the switching elements according to the digital input, and the switching element a fixed resistor connected to each of
It has one output terminal connected to the common terminal of each of the switching elements and the other output terminal connected to the common terminal of each of the fixed resistors, and the resistance value between the output terminals changes according to the digital input. A digital variable resistor configured as follows.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14310981U JPS5848141U (en) | 1981-09-25 | 1981-09-25 | digital variable resistor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14310981U JPS5848141U (en) | 1981-09-25 | 1981-09-25 | digital variable resistor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5848141U true JPS5848141U (en) | 1983-03-31 |
Family
ID=29936114
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14310981U Pending JPS5848141U (en) | 1981-09-25 | 1981-09-25 | digital variable resistor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5848141U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63185164U (en) * | 1987-05-21 | 1988-11-29 |
-
1981
- 1981-09-25 JP JP14310981U patent/JPS5848141U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63185164U (en) * | 1987-05-21 | 1988-11-29 |
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