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JPS5280750A - Semiconductor memory unit - Google Patents

Semiconductor memory unit

Info

Publication number
JPS5280750A
JPS5280750A JP50158902A JP15890275A JPS5280750A JP S5280750 A JPS5280750 A JP S5280750A JP 50158902 A JP50158902 A JP 50158902A JP 15890275 A JP15890275 A JP 15890275A JP S5280750 A JPS5280750 A JP S5280750A
Authority
JP
Japan
Prior art keywords
memory unit
semiconductor memory
refresh
stopping
varying
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
JP50158902A
Other languages
Japanese (ja)
Inventor
Shozo Nagi
Masamitsu Kobayashi
Takao Oba
Shozo Taniguchi
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
Hitachi Ltd
NEC Corp
Nippon Telegraph and Telephone Corp
Original Assignee
Fujitsu Ltd
Hitachi Ltd
NEC Corp
Nippon Telegraph and Telephone Corp
Nippon Electric Co 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, Hitachi Ltd, NEC Corp, Nippon Telegraph and Telephone Corp, Nippon Electric Co Ltd filed Critical Fujitsu Ltd
Priority to JP50158902A priority Critical patent/JPS5280750A/en
Publication of JPS5280750A publication Critical patent/JPS5280750A/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
    • G11C11/406—Management or control of the refreshing or charge-regeneration cycles

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Computer Hardware Design (AREA)

Abstract

PURPOSE:To increase efficiency accuracy of memory unit by adding the function which is capable of stopping the refresh or varying the refresh cycle.
JP50158902A 1975-12-26 1975-12-26 Semiconductor memory unit Pending JPS5280750A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50158902A JPS5280750A (en) 1975-12-26 1975-12-26 Semiconductor memory unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50158902A JPS5280750A (en) 1975-12-26 1975-12-26 Semiconductor memory unit

Publications (1)

Publication Number Publication Date
JPS5280750A true JPS5280750A (en) 1977-07-06

Family

ID=15681850

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50158902A Pending JPS5280750A (en) 1975-12-26 1975-12-26 Semiconductor memory unit

Country Status (1)

Country Link
JP (1) JPS5280750A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59207089A (en) * 1983-05-10 1984-11-24 Nec Corp Artificial static memory

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49120552A (en) * 1973-03-16 1974-11-18
JPS5078234A (en) * 1973-11-09 1975-06-26
JPS50128427A (en) * 1974-03-28 1975-10-09

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49120552A (en) * 1973-03-16 1974-11-18
JPS5078234A (en) * 1973-11-09 1975-06-26
JPS50128427A (en) * 1974-03-28 1975-10-09

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59207089A (en) * 1983-05-10 1984-11-24 Nec Corp Artificial static memory

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