KR910003910A - Oscillator Circuit Using Comparator - Google Patents

Oscillator Circuit Using Comparator Download PDF

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Publication number
KR910003910A
KR910003910A KR1019890010479A KR890010479A KR910003910A KR 910003910 A KR910003910 A KR 910003910A KR 1019890010479 A KR1019890010479 A KR 1019890010479A KR 890010479 A KR890010479 A KR 890010479A KR 910003910 A KR910003910 A KR 910003910A
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KR
South Korea
Prior art keywords
circuit
comparator
output unit
voltage
discharge
Prior art date
Application number
KR1019890010479A
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Korean (ko)
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KR910010063B1 (en
Inventor
이재점
이균희
Original Assignee
김광호
삼성전자 주식회사
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.)
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Publication date
Application filed by 김광호, 삼성전자 주식회사 filed Critical 김광호
Priority to KR1019890010479A priority Critical patent/KR910010063B1/en
Publication of KR910003910A publication Critical patent/KR910003910A/en
Application granted granted Critical
Publication of KR910010063B1 publication Critical patent/KR910010063B1/en

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Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/20—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising resistance and either capacitance or inductance, e.g. phase-shift oscillator
    • H03B5/24—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising resistance and either capacitance or inductance, e.g. phase-shift oscillator active element in amplifier being semiconductor device

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  • Pulse Circuits (AREA)
  • Manipulation Of Pulses (AREA)

Abstract

내용 없음.No content.

Description

비교기를 이용한 발진회로Oscillator Circuit Using Comparator

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 본 발명의 발진회로를 나타낸 블록다이어그램도,1 is a block diagram showing an oscillation circuit of the present invention;

제2도는 본 발명의 발진회로에 대한 실시회로도,2 is an implementation circuit diagram of an oscillation circuit of the present invention;

제3도는 본 발명의 동작상태를 나타낸 각부 파형도.3 is a waveform diagram of each part showing an operating state of the present invention.

Claims (3)

공급전원(VDD)을 받아 일정한 기준전압을 공급하는 전압원(10)과, 비교회로(30)의 전류가 흐를수 있는 통로를 형성해주는 전류원(20)과, 상기 전압원(10)의 기준전압과 충방전회로의 전압을 비교하는 비교회로(30)와 상기 비교회로(30)의 출력을 출력시키는 제3출력부(40)와로 구성되고, 상기 비교회로(30)에는 콘덴서(C) 및 저항(R1)으로 구성된 충방전회로와 비교기사이에 제1출력부 및 제2출력부가 포함되게 구성시킨 비교기를 이용한 발진회로.A voltage source 10 receiving a supply power supply VDD and supplying a constant reference voltage, a current source 20 forming a passage through which the current of the comparison circuit 30 can flow, and charging with a reference voltage of the voltage source 10 Comparing circuit 30 for comparing the voltage of the discharge circuit and the third output unit 40 for outputting the output of the comparison circuit 30 and the comparison circuit 30, the capacitor (C) and the resistor (R1) Oscillator circuit using a comparator configured to include a first output unit and a second output unit between the charge and discharge circuit consisting of a) and the comparator. 제1항에 있어서, 비교회로의 비교된 신호를 출력시키는 제2출력부는 인버터로 구성된 지연회로를 가지고 충방전회로의 방전시간이 충분히 형성되게 구성한 비교기를 이용한 발진회로.The oscillation circuit using a comparator according to claim 1, wherein the second output unit for outputting the compared signal of the comparison circuit has a delay circuit composed of an inverter and is configured so that the discharge time of the charge / discharge circuit is sufficiently formed. 제1항에 있어서, 전압원(10)은 N채널 MOS 트랜지스터를 다단연결시켜 일정한 기준전압이 발생되게한 비교기를 이용한 발진회로.The oscillation circuit according to claim 1, wherein the voltage source (10) is connected to the N-channel MOS transistors in multiple stages so that a constant reference voltage is generated. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019890010479A 1989-07-24 1989-07-24 Vibrating circuit using comparator KR910010063B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019890010479A KR910010063B1 (en) 1989-07-24 1989-07-24 Vibrating circuit using comparator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019890010479A KR910010063B1 (en) 1989-07-24 1989-07-24 Vibrating circuit using comparator

Publications (2)

Publication Number Publication Date
KR910003910A true KR910003910A (en) 1991-02-28
KR910010063B1 KR910010063B1 (en) 1991-12-12

Family

ID=19288362

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019890010479A KR910010063B1 (en) 1989-07-24 1989-07-24 Vibrating circuit using comparator

Country Status (1)

Country Link
KR (1) KR910010063B1 (en)

Also Published As

Publication number Publication date
KR910010063B1 (en) 1991-12-12

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