JPS61157868U - - Google Patents
Info
- Publication number
- JPS61157868U JPS61157868U JP3980985U JP3980985U JPS61157868U JP S61157868 U JPS61157868 U JP S61157868U JP 3980985 U JP3980985 U JP 3980985U JP 3980985 U JP3980985 U JP 3980985U JP S61157868 U JPS61157868 U JP S61157868U
- Authority
- JP
- Japan
- Prior art keywords
- resistors
- connection point
- ground
- series
- connect
- 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
- 239000003990 capacitor Substances 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Measurement Of Current Or Voltage (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Description
第1図は本考案にかかる回路の実施例を示す回
路図、第2図は従来のコンパレータ回路例を示す
回路図、第3図は本考案にかかる入出力チヤート
例を示す図面、第4図は従来のコンパレータ入出
力チヤート例を示す図面、第5図は従来のコンパ
レータ+タイマ入出力チヤート例を示す図面であ
る。
1……コンパレータ、2……抵抗、3……コン
デンサ、4……半固定抵抗、5……比較基準電圧
、6……信号入力電圧、7……出力。
Fig. 1 is a circuit diagram showing an embodiment of the circuit according to the present invention, Fig. 2 is a circuit diagram showing an example of a conventional comparator circuit, Fig. 3 is a diagram showing an example of an input/output chart according to the present invention, and Fig. 4 5 is a drawing showing an example of a conventional comparator input/output chart, and FIG. 5 is a drawing showing an example of a conventional comparator + timer input/output chart. 1... Comparator, 2... Resistor, 3... Capacitor, 4... Semi-fixed resistor, 5... Comparison reference voltage, 6... Signal input voltage, 7... Output.
Claims (1)
、入力端子とグランド間に抵抗R33,R32を
直列にして接続し、その2つの抵抗の接続点を入
力端子とグランド間に直列に設けた抵抗R34と
コンデンサC20の接続点に接続し、また出力端
子とグランド間に直列に抵抗R35,R31を接
続しその2つの抵抗の接続点をコンデンサC19
を介しグランドに接続し、前記抵抗R35とR3
1の接続点をコンパレータの比較基準端子に接続
して構成したことを特徴とする基準電圧変化形コ
ンパレータ回路装置。 In a comparator circuit device that performs voltage comparison, resistors R 33 and R 32 are connected in series between the input terminal and ground, and the connection point of the two resistors is connected to resistor R 34 connected in series between the input terminal and ground. Connect to the connection point of capacitor C 20 , and connect resistors R 35 and R 31 in series between the output terminal and ground, and connect the connection point of the two resistors to capacitor C 19.
and the resistors R 35 and R 3
1. A reference voltage variable comparator circuit device, characterized in that one connection point of the comparator is connected to a comparison reference terminal of a comparator.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3980985U JPS61157868U (en) | 1985-03-22 | 1985-03-22 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3980985U JPS61157868U (en) | 1985-03-22 | 1985-03-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS61157868U true JPS61157868U (en) | 1986-09-30 |
Family
ID=30548106
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3980985U Pending JPS61157868U (en) | 1985-03-22 | 1985-03-22 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS61157868U (en) |
-
1985
- 1985-03-22 JP JP3980985U patent/JPS61157868U/ja active Pending