JPH0170429U - - Google Patents
Info
- Publication number
- JPH0170429U JPH0170429U JP1987164729U JP16472987U JPH0170429U JP H0170429 U JPH0170429 U JP H0170429U JP 1987164729 U JP1987164729 U JP 1987164729U JP 16472987 U JP16472987 U JP 16472987U JP H0170429 U JPH0170429 U JP H0170429U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- connection point
- power
- reset
- reset 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
- 239000003990 capacitor Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Electronic Switches (AREA)
Description
第１図は本考案の一実施例の回路図、第２図は
第１図の出力波形図、第３図は従来の一例の回路
図、第４図は第３図の出力波形図である。
１……コンデンサ、２〜９……抵抗器、１０，
１１……トランジスタ、１２……接続点（差動増
幅器入力端子）、１３……出力端子、Ｖｃｃ……
電源電圧。
Figure 1 is a circuit diagram of an embodiment of the present invention, Figure 2 is an output waveform diagram of Figure 1, Figure 3 is a circuit diagram of a conventional example, and Figure 4 is an output waveform diagram of Figure 3. . 1...Capacitor, 2-9...Resistor, 10,
11...Transistor, 12...Connection point (differential amplifier input terminal), 13...Output terminal, Vcc ...
Power-supply voltage.
Claims (1)
回路の接続点の電圧を用いてフリツプフロツプ回
路などの電源投入時の出力を固定するためのリセ
ツト回路において、前記接続点に接続し整形パル
スを得るようにする差動増幅回路を設けることを
特徴とするパワーオンリセツト回路。 In a reset circuit for fixing the output of a flip-flop circuit or the like when the power is turned on using the voltage at the connection point of a CR time constant circuit in which a capacitor and a resistor are connected in series, the circuit is connected to the connection point to obtain a shaped pulse. A power-on reset circuit characterized by being provided with a differential amplifier circuit that provides
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987164729U JPH0170429U (en) | 1987-10-27 | 1987-10-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987164729U JPH0170429U (en) | 1987-10-27 | 1987-10-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0170429U true JPH0170429U (en) | 1989-05-10 |
Family
ID=31450581
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987164729U Pending JPH0170429U (en) | 1987-10-27 | 1987-10-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0170429U (en) |
-
1987
- 1987-10-27 JP JP1987164729U patent/JPH0170429U/ja active Pending