JPS5414642A - Fused rom - Google Patents

Fused rom

Info

Publication number
JPS5414642A
JPS5414642A JP8060277A JP8060277A JPS5414642A JP S5414642 A JPS5414642 A JP S5414642A JP 8060277 A JP8060277 A JP 8060277A JP 8060277 A JP8060277 A JP 8060277A JP S5414642 A JPS5414642 A JP S5414642A
Authority
JP
Japan
Prior art keywords
rom
fused rom
fused
transistor
power supply
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.)
Granted
Application number
JP8060277A
Other languages
Japanese (ja)
Other versions
JPS5738993B2 (en
Inventor
Shoji Shindo
Masahiro Hasegawa
Masao Kato
Akio Toki
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura 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 Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP8060277A priority Critical patent/JPS5414642A/en
Publication of JPS5414642A publication Critical patent/JPS5414642A/en
Publication of JPS5738993B2 publication Critical patent/JPS5738993B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C17/00—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards
    • G11C17/14—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards in which contents are determined by selectively establishing, breaking or modifying connecting links by permanently altering the state of coupling elements, e.g. PROM
    • G11C17/16—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards in which contents are determined by selectively establishing, breaking or modifying connecting links by permanently altering the state of coupling elements, e.g. PROM using electrically-fusible links

Landscapes

  • Read Only Memory (AREA)

Abstract

PURPOSE:To realize fused ROM which can correctly read out information at all times independently of power supply voltage value, by uniformly correcting the current flowing to each unit circuit with the base resistor of each transistor Tr.
JP8060277A 1977-07-06 1977-07-06 Fused rom Granted JPS5414642A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8060277A JPS5414642A (en) 1977-07-06 1977-07-06 Fused rom

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8060277A JPS5414642A (en) 1977-07-06 1977-07-06 Fused rom

Publications (2)

Publication Number Publication Date
JPS5414642A true JPS5414642A (en) 1979-02-03
JPS5738993B2 JPS5738993B2 (en) 1982-08-18

Family

ID=13722870

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8060277A Granted JPS5414642A (en) 1977-07-06 1977-07-06 Fused rom

Country Status (1)

Country Link
JP (1) JPS5414642A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03102295U (en) * 1990-02-09 1991-10-24

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020090977A1 (en) * 2018-11-02 2020-05-07 株式会社 東芝 Yttrium sputtering target and film-forming method using same

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03102295U (en) * 1990-02-09 1991-10-24

Also Published As

Publication number Publication date
JPS5738993B2 (en) 1982-08-18

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