JPH0328089B2 - - Google Patents

Info

Publication number
JPH0328089B2
JPH0328089B2 JP56012961A JP1296181A JPH0328089B2 JP H0328089 B2 JPH0328089 B2 JP H0328089B2 JP 56012961 A JP56012961 A JP 56012961A JP 1296181 A JP1296181 A JP 1296181A JP H0328089 B2 JPH0328089 B2 JP H0328089B2
Authority
JP
Japan
Prior art keywords
transistor
output
transistors
circuit
constant current
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.)
Expired - Lifetime
Application number
JP56012961A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57129029A (en
Inventor
Ryohei Saga
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.)
Hitachi Microcomputer System Ltd
Hitachi Ltd
Original Assignee
Hitachi Microcomputer System Ltd
Hitachi 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 Hitachi Microcomputer System Ltd, Hitachi Ltd filed Critical Hitachi Microcomputer System Ltd
Priority to JP56012961A priority Critical patent/JPS57129029A/ja
Publication of JPS57129029A publication Critical patent/JPS57129029A/ja
Publication of JPH0328089B2 publication Critical patent/JPH0328089B2/ja
Granted 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
    • H03K19/02—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components
    • H03K19/08—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using semiconductor devices
    • H03K19/082—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using semiconductor devices using bipolar transistors
    • H03K19/0823—Multistate logic
    • H03K19/0826—Multistate logic one of the states being the high impedance or floating state

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Logic Circuits (AREA)
JP56012961A 1981-02-02 1981-02-02 Three-state circuit Granted JPS57129029A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56012961A JPS57129029A (en) 1981-02-02 1981-02-02 Three-state circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56012961A JPS57129029A (en) 1981-02-02 1981-02-02 Three-state circuit

Publications (2)

Publication Number Publication Date
JPS57129029A JPS57129029A (en) 1982-08-10
JPH0328089B2 true JPH0328089B2 (ru) 1991-04-18

Family

ID=11819846

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56012961A Granted JPS57129029A (en) 1981-02-02 1981-02-02 Three-state circuit

Country Status (1)

Country Link
JP (1) JPS57129029A (ru)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2128432B (en) * 1982-09-28 1986-07-30 Monolithic Memories Inc Improvements in or relating to a tri-state output circuit

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54111746A (en) * 1978-02-22 1979-09-01 Fujitsu Ltd Logic output circuit

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54111746A (en) * 1978-02-22 1979-09-01 Fujitsu Ltd Logic output circuit

Also Published As

Publication number Publication date
JPS57129029A (en) 1982-08-10

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