JPS6433226U - - Google Patents
Info
- Publication number
- JPS6433226U JPS6433226U JP12892487U JP12892487U JPS6433226U JP S6433226 U JPS6433226 U JP S6433226U JP 12892487 U JP12892487 U JP 12892487U JP 12892487 U JP12892487 U JP 12892487U JP S6433226 U JPS6433226 U JP S6433226U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- voltage
- reset
- voltage detection
- detection circuit
- 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
- 238000001514 detection method Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 5
- 239000003990 capacitor Substances 0.000 description 2
Landscapes
- Electronic Switches (AREA)
Description
第１図は第１実施例の回路構成説明図、第２図
は従来回路の構成説明図、第３図は第１実施例の
作用を説明する電圧波形説明図、第４図は第２実
施例の回路構成説明図である。
１０……パワーオンリセツト回路、１２……フ
リツプフロツプ、１４……抵抗、１６……コンデ
ンサ、１８……積分回路、２０……ＭＯＳインバ
ータ、２６……ＭＯＳＦＥＴ、３０……コンデン
サ、３２……抵抗、３４，３６……ＭＯＳインバ
ータ、３８……シユミツトトリガ回路。
Fig. 1 is an explanatory diagram of the circuit configuration of the first embodiment, Fig. 2 is an explanatory diagram of the configuration of the conventional circuit, Fig. 3 is an explanatory diagram of voltage waveforms explaining the operation of the first embodiment, and Fig. 4 is an explanatory diagram of the circuit configuration of the conventional circuit. FIG. 2 is an explanatory diagram of an example circuit configuration. 10... Power-on reset circuit, 12... Flip-flop, 14... Resistor, 16... Capacitor, 18... Integrating circuit, 20... MOS inverter, 26... MOSFET, 30... Capacitor, 32... Resistor, 34, 36...MOS inverter, 38...Schmitt trigger circuit.
Claims (1)
電圧検知回路と、前記電圧検知回路で検知した電
圧に基づき所定幅のリセツトパルスを外部の論理
回路へワンシヨツト出力するワンシヨツトパルス
発生回路と、を有する、ことを特徴とするパワー
オンリセツト回路。 A voltage detection circuit that detects that the power supply voltage has risen above a predetermined value; and a one-shot pulse generation circuit that outputs a reset pulse of a predetermined width to an external logic circuit in one shot based on the voltage detected by the voltage detection circuit. A power-on reset circuit comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12892487U JPS6433226U (en) | 1987-08-25 | 1987-08-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12892487U JPS6433226U (en) | 1987-08-25 | 1987-08-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6433226U true JPS6433226U (en) | 1989-03-01 |
Family
ID=31382713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12892487U Pending JPS6433226U (en) | 1987-08-25 | 1987-08-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6433226U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0836500A (en) * | 1994-07-21 | 1996-02-06 | Kojima Press Co Ltd | Synchronizing system |
-
1987
- 1987-08-25 JP JP12892487U patent/JPS6433226U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0836500A (en) * | 1994-07-21 | 1996-02-06 | Kojima Press Co Ltd | Synchronizing system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS63198567U (en) | ||
| JPS6433226U (en) | ||
| JPS61155928U (en) | ||
| JPS5844646U (en) | Dettman timer | |
| JPH02113447U (en) | ||
| JPH01173826U (en) | ||
| JPS5881633U (en) | reset circuit | |
| JPS62179638U (en) | ||
| JPS61112427U (en) | ||
| JPS5984626U (en) | Microcomputer reset circuit | |
| JPH0174635U (en) | ||
| JPS5945637U (en) | Microcomputer output signal generation circuit device | |
| JPH01105792U (en) | ||
| JPS6230423U (en) | ||
| JPH0352618U (en) | ||
| JPH0279628U (en) | ||
| JPS59142828U (en) | Microcomputer reset circuit | |
| JPS6390990U (en) | ||
| JPS6247235U (en) | ||
| JPH0264234U (en) | ||
| JPS63187019U (en) | ||
| JPS60121333U (en) | AC power supply stop device | |
| JPH0230642U (en) | ||
| JPS58155142U (en) | Power-on detection circuit | |
| JPS62124565U (en) |