KR880000856A - High speed comparator circuit with single supply voltage - Google Patents

High speed comparator circuit with single supply voltage Download PDF

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Publication number
KR880000856A
KR880000856A KR1019860004506A KR860004506A KR880000856A KR 880000856 A KR880000856 A KR 880000856A KR 1019860004506 A KR1019860004506 A KR 1019860004506A KR 860004506 A KR860004506 A KR 860004506A KR 880000856 A KR880000856 A KR 880000856A
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KR
South Korea
Prior art keywords
transistor
voltage
vbe
emitter
comparator circuit
Prior art date
Application number
KR1019860004506A
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Korean (ko)
Other versions
KR890002467B1 (en
Inventor
송동일
Original Assignee
삼성전자 주식회사
한형수
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Priority to KR1019860004506A priority Critical patent/KR890002467B1/en
Publication of KR880000856A publication Critical patent/KR880000856A/en
Application granted granted Critical
Publication of KR890002467B1 publication Critical patent/KR890002467B1/en

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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F7/02—Comparing digital values

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Computational Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Manipulation Of Pulses (AREA)
  • Amplifiers (AREA)

Abstract

내용 없음No content

Description

단일 전원전압을 갖는 고속컴퍼레이터 회로High speed comparator circuit with single supply voltage

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

제 1 도는 종래 회로도 제 2 도는 본 발명에 따른 회로도1 is a conventional circuit diagram 2 is a circuit diagram according to the present invention

Claims (1)

컴퍼레이터 회로에 있어서, 트랜지스터(Q6)의 베이스-에미터간 순방향 전압(VBE)은 트랜지스터(Q11)의 VBE와 매칭되고 트랜지스터(Q5)는 VBE는 트랜지스터(Q12)의 VBE와 매칭되며 트랜지스터(Q7)의 에미터 콜렉터간 역방향 전압(VEC)은 트랜지스터(Q10)의 VEC간 전압과 매칭되고, 제1,2입력단(VI1, VI2)의 두 입력이 같을때 저항(R1)=저항(R2)로 설정하면 저항(R2)의 전압 강하는 VBE와 같고 이 전압은 트랜지스터(Q13)의 베이스-에미터간 전압과 매칭되며 트랜지스터(Q14)의 베이스-에미터간 전압은 트랜지스터(Q7)의 베이스-에미터 전압과 매칭되도록 하여 단일 전류원(Ia)에 의해 트랜지스터(Q1, Q2)의 동작에 따라 균형 잡힌 구형파가 나타나고 트랜지스터(Q8)(Q9)에 의해 스위칭 속도를 고속화한 것에 특징이 있는 단일 전원을 갖는 고속 컴퍼레이터 회로.In the comparator circuit, the base of the transistor (Q 6) - emitter forward voltage (VBE) is matched with the VBE of the transistor (Q 11) transistor (Q 5) is VBE is matched with the VBE of the transistor (Q 12) The reverse voltage VEC between the emitter collectors of transistor Q 7 matches the voltage between VECs of transistor Q 10 , and the resistance R when the two inputs of the first and second input terminals VI 1 and VI 2 are the same. When 1 ) = resistor (R 2 ), the voltage drop across resistor (R 2 ) is equal to VBE and this voltage matches the base-emitter voltage of transistor (Q 13 ) and the base-emitter of transistor (Q 14 ) The voltage is matched with the base-emitter voltage of transistor Q 7 so that a square wave appears balanced by the operation of transistors Q 1 and Q 2 by a single current source Ia and transistor Q 8 (Q 9 ). High-speed comparator circuit having a single power supply characterized by speeding up the switching speed by . ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019860004506A 1986-06-05 1986-06-05 High speed comportor circuit KR890002467B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019860004506A KR890002467B1 (en) 1986-06-05 1986-06-05 High speed comportor circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019860004506A KR890002467B1 (en) 1986-06-05 1986-06-05 High speed comportor circuit

Publications (2)

Publication Number Publication Date
KR880000856A true KR880000856A (en) 1988-03-30
KR890002467B1 KR890002467B1 (en) 1989-07-10

Family

ID=19250350

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019860004506A KR890002467B1 (en) 1986-06-05 1986-06-05 High speed comportor circuit

Country Status (1)

Country Link
KR (1) KR890002467B1 (en)

Also Published As

Publication number Publication date
KR890002467B1 (en) 1989-07-10

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