JPS604034U - Time constant circuit for oscillation circuit - Google Patents

Time constant circuit for oscillation circuit

Info

Publication number
JPS604034U
JPS604034U JP9564483U JP9564483U JPS604034U JP S604034 U JPS604034 U JP S604034U JP 9564483 U JP9564483 U JP 9564483U JP 9564483 U JP9564483 U JP 9564483U JP S604034 U JPS604034 U JP S604034U
Authority
JP
Japan
Prior art keywords
circuit
time constant
capacitor
oscillation
oscillation 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
Application number
JP9564483U
Other languages
Japanese (ja)
Inventor
松田　公平
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NEC Corp
Original Assignee
NEC Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by NEC Corp filed Critical NEC Corp
Priority to JP9564483U priority Critical patent/JPS604034U/en
Publication of JPS604034U publication Critical patent/JPS604034U/en
Pending legal-status Critical Current

Links

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

【図面の簡単な説明】[Brief explanation of the drawing]

、　第１図は従来の発振回路図を示す回路図、第２図は
第１図に於けるコンデンサの充電特性を示すグラフ、第
３図は本考案の一実施例を示す発振回路の回路図、第４
図は第３図に於けるコンデンサの充電特性を示すグラフ
である。 １、　２．　２１・・・・・・抵抗、３，４・・・・・
・Ｐチャンネルトラン７ジスタ、７．２３・・・・・・
インパ゛−タ、８゜９．２２・・・・・・コンデンサ、
１０，１１．２４・・・・・・Ｎチャンネルトランジス
タ、１２．２５・・・・・・制御回路。, Fig. 1 is a circuit diagram showing a conventional oscillation circuit diagram, Fig. 2 is a graph showing the charging characteristics of the capacitor in Fig. 1, and Fig. 3 is a circuit diagram of an oscillation circuit showing an embodiment of the present invention. , 4th
The figure is a graph showing the charging characteristics of the capacitor in FIG. 3. 1, 2. 21...Resistance, 3,4...
・P channel transistor 7 transistor, 7.23...
Imper, 8゜9.22...Capacitor,
10, 11.24... N-channel transistor, 12.25... Control circuit.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 第１および第２のコンデンサに充電する手段と、前記第
１のコンデンサの電位が一定の値に充電された時前記第
１のコンデンサに充電する経路を閉じ同時に第２のコン
デンサに充電する経路を開く手段とを含むことを特徴と
する発振回路用時定数回路。means for charging first and second capacitors, and a means for closing a path for charging the first capacitor when the potential of the first capacitor is charged to a constant value, and a path for simultaneously charging the second capacitor. A time constant circuit for an oscillation circuit, characterized in that it includes opening means.
JP9564483U 1983-06-21 1983-06-21 Time constant circuit for oscillation circuit Pending JPS604034U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9564483U JPS604034U (en) 1983-06-21 1983-06-21 Time constant circuit for oscillation circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9564483U JPS604034U (en) 1983-06-21 1983-06-21 Time constant circuit for oscillation circuit

Publications (1)

Publication Number Publication Date
JPS604034U true JPS604034U (en) 1985-01-12

Family

ID=30228316

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9564483U Pending JPS604034U (en) 1983-06-21 1983-06-21 Time constant circuit for oscillation circuit

Country Status (1)

Country Link
JP (1) JPS604034U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03143010A (en) * 1989-10-27 1991-06-18 Nec Ic Microcomput Syst Ltd One-shot pulse generating circuit

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03143010A (en) * 1989-10-27 1991-06-18 Nec Ic Microcomput Syst Ltd One-shot pulse generating circuit

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