JPS6025972U - window comparator - Google Patents
window comparatorInfo
- Publication number
- JPS6025972U JPS6025972U JP11742483U JP11742483U JPS6025972U JP S6025972 U JPS6025972 U JP S6025972U JP 11742483 U JP11742483 U JP 11742483U JP 11742483 U JP11742483 U JP 11742483U JP S6025972 U JPS6025972 U JP S6025972U
- Authority
- JP
- Japan
- Prior art keywords
- reference voltage
- comparator
- window comparator
- voltage
- input voltage
- 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
- Measurement Of Current Or Voltage (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図は従来のウィンドコンパレータの一例ヲ示す結線
図、第２図は本考案によるウィンドコンパ ゛レータ
の一実施例を示す結線図である。
１″は入力信号端子、２及び３は第１及び第２の比較器
、４は出力信号端子、１１は制御電圧端子、１２は演算
増幅器、１３ａ、１３ｂ、１４ａ及び１４ｂはダイオー
ドである。FIG. 1 is a wiring diagram showing an example of a conventional window comparator, and FIG. 2 is a wiring diagram showing an embodiment of a window comparator according to the present invention. 1'' is an input signal terminal, 2 and 3 are first and second comparators, 4 is an output signal terminal, 11 is a control voltage terminal, 12 is an operational amplifier, and 13a, 13b, 14a and 14b are diodes.
Claims (1)
上記入力電圧を上記第１の基準電圧と異なる第２の基準
電圧と比較する第２の比較器とを有し、上記第１及び第
２の比較器の比較出力の論理演算出力に基づいて、上記
入力電圧が上記第１及び第２の基準電圧間の範囲内に入
るか否かの比較出力を得るようにしたウィンドコンパレ
ータに於いて、同一方向に接続された複数のダイオード
の直列回路の両端を夫々抵抗器を通じて互いに電圧の異
なる第１及び第２の直流電源に接続し、上記複数のダイ
オードの所定の接続中点に制御電圧を供給し、上記直列
回路の両端より上記第１及び第２の基準電圧を得て夫々
上記第１及び第２の比較器に供給するようにして成るウ
ィンドコンパレータ。a first comparator that compares the input voltage to a first reference voltage;
a second comparator that compares the input voltage with a second reference voltage different from the first reference voltage, and based on logical operation outputs of comparison outputs of the first and second comparators, In a window comparator that obtains a comparative output indicating whether the input voltage falls within a range between the first and second reference voltages, both ends of a series circuit of a plurality of diodes connected in the same direction are connected to first and second DC power supplies having different voltages through resistors, respectively, and a control voltage is supplied to a predetermined connection midpoint of the plurality of diodes, and the first and second A window comparator configured to obtain a reference voltage of and supply it to the first and second comparators, respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11742483U JPS6025972U (en) | 1983-07-28 | 1983-07-28 | window comparator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11742483U JPS6025972U (en) | 1983-07-28 | 1983-07-28 | window comparator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6025972U true JPS6025972U (en) | 1985-02-21 |
Family
ID=30270314
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11742483U Pending JPS6025972U (en) | 1983-07-28 | 1983-07-28 | window comparator |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6025972U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS49117076A (en) * | 1973-01-03 | 1974-11-08 | ||
| JPS5740657A (en) * | 1980-08-25 | 1982-03-06 | Hitachi Denshi Ltd | Window comparator |
-
1983
- 1983-07-28 JP JP11742483U patent/JPS6025972U/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS49117076A (en) * | 1973-01-03 | 1974-11-08 | ||
| JPS5740657A (en) * | 1980-08-25 | 1982-03-06 | Hitachi Denshi Ltd | Window comparator |
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