JPS5914833B2 - リ−ド・オンリ・メモリ - Google Patents

リ−ド・オンリ・メモリ

Info

Publication number
JPS5914833B2
JPS5914833B2 JP55171063A JP17106380A JPS5914833B2 JP S5914833 B2 JPS5914833 B2 JP S5914833B2 JP 55171063 A JP55171063 A JP 55171063A JP 17106380 A JP17106380 A JP 17106380A JP S5914833 B2 JPS5914833 B2 JP S5914833B2
Authority
JP
Japan
Prior art keywords
transistor
lines
transistors
emitter
bit
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
Application number
JP55171063A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5693181A (en
Inventor
ミシエル・ジヨゼフ・グランドギヨツト
ピエ−ル・ベルナ−ル・モリエ
ジヤン−ポ−ル・ジユ−ル・ニユエ
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.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
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 International Business Machines Corp filed Critical International Business Machines Corp
Publication of JPS5693181A publication Critical patent/JPS5693181A/ja
Publication of JPS5914833B2 publication Critical patent/JPS5914833B2/ja
Expired 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
    • G11C17/08—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards using semiconductor devices, e.g. bipolar elements

Landscapes

  • Static Random-Access Memory (AREA)
  • Read Only Memory (AREA)
JP55171063A 1979-12-07 1980-12-05 リ−ド・オンリ・メモリ Expired JPS5914833B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR7930422 1979-12-07
FR7930422A FR2471024A1 (fr) 1979-12-07 1979-12-07 Memoire permanente integree de grande densite

Publications (2)

Publication Number Publication Date
JPS5693181A JPS5693181A (en) 1981-07-28
JPS5914833B2 true JPS5914833B2 (ja) 1984-04-06

Family

ID=9232677

Family Applications (1)

Application Number Title Priority Date Filing Date
JP55171063A Expired JPS5914833B2 (ja) 1979-12-07 1980-12-05 リ−ド・オンリ・メモリ

Country Status (4)

Country Link
US (1) US4394747A (enExample)
EP (1) EP0031024A1 (enExample)
JP (1) JPS5914833B2 (enExample)
FR (1) FR2471024A1 (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3175263D1 (en) * 1981-06-25 1986-10-09 Ibm Electrically programmable read-only memory
DE10111454A1 (de) * 2001-03-09 2002-09-26 Infineon Technologies Ag Speicheranordnung und Computer mit Speicheranordnung

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2261594A1 (en) 1974-02-15 1975-09-12 Radiotechnique Compelec Programmable fixed store using emitter coupled logic - has data stored in form of burned out resistors in transistor collector circuits
US4014008A (en) 1975-02-07 1977-03-22 Siemens Aktiengesellschaft Circuit arrangement for interference-free storage of information in a programmable read-only memory
DE2505245B2 (de) 1975-02-07 1977-07-07 Siemens AG, 1000 Berlin und 8000 München Festwertspeicherbaustein
DE2505285C3 (de) 1975-02-07 1978-07-20 Siemens Ag, 1000 Berlin Und 8000 Muenchen Schaltungsanordnung zum Einstellen der Information bei einem programmierbaren ECL-Festwertspeicher
US4328563A (en) * 1979-01-12 1982-05-04 Mostek Corporation High density read only memory

Also Published As

Publication number Publication date
FR2471024A1 (fr) 1981-06-12
US4394747A (en) 1983-07-19
JPS5693181A (en) 1981-07-28
FR2471024B1 (enExample) 1984-04-20
EP0031024A1 (fr) 1981-07-01

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