JPS5432235A - Output timing measuring circuit of high impedance - Google Patents

Output timing measuring circuit of high impedance

Info

Publication number
JPS5432235A
JPS5432235A JP9820177A JP9820177A JPS5432235A JP S5432235 A JPS5432235 A JP S5432235A JP 9820177 A JP9820177 A JP 9820177A JP 9820177 A JP9820177 A JP 9820177A JP S5432235 A JPS5432235 A JP S5432235A
Authority
JP
Japan
Prior art keywords
high impedance
measuring circuit
output timing
timing measuring
output
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
JP9820177A
Other languages
Japanese (ja)
Inventor
Tsuguhito Ashizawa
Yuichi Furukawa
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 JP9820177A priority Critical patent/JPS5432235A/en
Publication of JPS5432235A publication Critical patent/JPS5432235A/en
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C11/00—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
    • G11C11/21—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements
    • G11C11/34—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices
    • G11C11/40—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors
    • G11C11/401—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors forming cells needing refreshing or charge regeneration, i.e. dynamic cells
    • G11C11/4063—Auxiliary circuits, e.g. for addressing, decoding, driving, writing, sensing or timing
    • G11C11/407—Auxiliary circuits, e.g. for addressing, decoding, driving, writing, sensing or timing for memory cells of the field-effect type
    • G11C11/4076—Timing circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Computer Hardware Design (AREA)
  • Tests Of Electronic Circuits (AREA)
  • Static Random-Access Memory (AREA)
  • Techniques For Improving Reliability Of Storages (AREA)
  • For Increasing The Reliability Of Semiconductor Memories (AREA)
  • Testing Of Individual Semiconductor Devices (AREA)

Abstract

PURPOSE:To accurately measure the timing until the output of the tri-state semiconductor memory element reaches a high impedance condition, by compulsively drawing in that to opposite logic condition.
JP9820177A 1977-08-18 1977-08-18 Output timing measuring circuit of high impedance Pending JPS5432235A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9820177A JPS5432235A (en) 1977-08-18 1977-08-18 Output timing measuring circuit of high impedance

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9820177A JPS5432235A (en) 1977-08-18 1977-08-18 Output timing measuring circuit of high impedance

Publications (1)

Publication Number Publication Date
JPS5432235A true JPS5432235A (en) 1979-03-09

Family

ID=14213379

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9820177A Pending JPS5432235A (en) 1977-08-18 1977-08-18 Output timing measuring circuit of high impedance

Country Status (1)

Country Link
JP (1) JPS5432235A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0155787A2 (en) * 1984-02-29 1985-09-25 Fujitsu Limited Semiconductor memory device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0155787A2 (en) * 1984-02-29 1985-09-25 Fujitsu Limited Semiconductor memory device
US4766571A (en) * 1984-02-29 1988-08-23 Fujitsu Limited Semiconductor memory device

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