JPS5369561A - Level converting circuit - Google Patents

Level converting circuit

Info

Publication number
JPS5369561A
JPS5369561A JP14538276A JP14538276A JPS5369561A JP S5369561 A JPS5369561 A JP S5369561A JP 14538276 A JP14538276 A JP 14538276A JP 14538276 A JP14538276 A JP 14538276A JP S5369561 A JPS5369561 A JP S5369561A
Authority
JP
Japan
Prior art keywords
converting circuit
level converting
power supply
condition
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
JP14538276A
Other languages
Japanese (ja)
Inventor
Tadashi Takahashi
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.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP14538276A priority Critical patent/JPS5369561A/en
Publication of JPS5369561A publication Critical patent/JPS5369561A/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
    • H03K19/0175—Coupling arrangements; Interface arrangements
    • H03K19/018—Coupling arrangements; Interface arrangements using bipolar transistors only
    • H03K19/01806—Interface arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Physics & Mathematics (AREA)
  • Computing Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Logic Circuits (AREA)

Abstract

PURPOSE:To prevent overcurrent flowing to the power supply and to improve the circuit reliability, by detecting that one power supply is in on condition and another is in off condition and by turning off the transistor in the power supply changeover circuit.
JP14538276A 1976-12-02 1976-12-02 Level converting circuit Pending JPS5369561A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14538276A JPS5369561A (en) 1976-12-02 1976-12-02 Level converting circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14538276A JPS5369561A (en) 1976-12-02 1976-12-02 Level converting circuit

Publications (1)

Publication Number Publication Date
JPS5369561A true JPS5369561A (en) 1978-06-21

Family

ID=15383941

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14538276A Pending JPS5369561A (en) 1976-12-02 1976-12-02 Level converting circuit

Country Status (1)

Country Link
JP (1) JPS5369561A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS566539A (en) * 1979-06-29 1981-01-23 Hitachi Ltd Signal level converting circuit
JPS58213521A (en) * 1982-05-26 1983-12-12 レイセオン　カンパニ− Comparator circuit

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS566539A (en) * 1979-06-29 1981-01-23 Hitachi Ltd Signal level converting circuit
JPH0158696B2 (en) * 1979-06-29 1989-12-13 Hitachi Seisakusho Kk
JPS58213521A (en) * 1982-05-26 1983-12-12 レイセオン　カンパニ− Comparator circuit
JPH0452654B2 (en) * 1982-05-26 1992-08-24 Raytheon Co

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