IT1015218B - Memoria di sola lettura perfeziona ta - Google Patents

Memoria di sola lettura perfeziona ta

Info

Publication number
IT1015218B
IT1015218B IT24187/74A IT2418774A IT1015218B IT 1015218 B IT1015218 B IT 1015218B IT 24187/74 A IT24187/74 A IT 24187/74A IT 2418774 A IT2418774 A IT 2418774A IT 1015218 B IT1015218 B IT 1015218B
Authority
IT
Italy
Prior art keywords
memory
perfect read
perfect
read
Prior art date
Application number
IT24187/74A
Other languages
English (en)
Italian (it)
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Application granted granted Critical
Publication of IT1015218B publication Critical patent/IT1015218B/it

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
    • G11C17/10—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards using semiconductor devices, e.g. bipolar elements in which contents are determined during manufacturing by a predetermined arrangement of coupling elements, e.g. mask-programmable ROM
    • G11C17/12—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards using semiconductor devices, e.g. bipolar elements in which contents are determined during manufacturing by a predetermined arrangement of coupling elements, e.g. mask-programmable ROM using field-effect devices
IT24187/74A 1973-08-23 1974-06-20 Memoria di sola lettura perfeziona ta IT1015218B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US39142573A 1973-08-23 1973-08-23

Publications (1)

Publication Number Publication Date
IT1015218B true IT1015218B (it) 1977-05-10

Family

ID=23546533

Family Applications (1)

Application Number Title Priority Date Filing Date
IT24187/74A IT1015218B (it) 1973-08-23 1974-06-20 Memoria di sola lettura perfeziona ta

Country Status (10)

Country Link
JP (1) JPS5710513B2 (zh)
BE (1) BE819134A (zh)
CA (1) CA1042550A (zh)
CH (1) CH565429A5 (zh)
DE (1) DE2439986C3 (zh)
FR (1) FR2241845B1 (zh)
GB (1) GB1456608A (zh)
IT (1) IT1015218B (zh)
NL (1) NL7409643A (zh)
SE (1) SE400846B (zh)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4025908A (en) * 1975-06-24 1977-05-24 International Business Machines Corporation Dynamic array with clamped bootstrap static input/output circuitry
JPS5341968A (en) * 1976-09-29 1978-04-15 Hitachi Ltd Semiconductor circuit
US4151603A (en) * 1977-10-31 1979-04-24 International Business Machines Corporation Precharged FET ROS array
DE2855744C3 (de) * 1978-12-22 1982-02-18 Siemens AG, 1000 Berlin und 8000 München MOS-integrierte Schaltungsanordnung zur Unterdrückung von in Wortleitungstreibern von Halbleiterspeicher fließenden Ruheströmen

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3614750A (en) * 1969-07-15 1971-10-19 Ncr Co Read-only memory circuit
DE2128014A1 (de) * 1971-06-05 1972-12-14 Ibm Deutschland Halbleiterfestwertspeicher

Also Published As

Publication number Publication date
DE2439986A1 (de) 1975-07-10
FR2241845A1 (zh) 1975-03-21
JPS5710513B2 (zh) 1982-02-26
DE2439986C3 (de) 1982-04-15
CH565429A5 (zh) 1975-08-15
SE400846B (sv) 1978-04-10
GB1456608A (en) 1976-11-24
SE7410608L (zh) 1975-02-24
DE2439986B2 (de) 1976-05-06
CA1042550A (en) 1978-11-14
FR2241845B1 (zh) 1976-06-25
JPS5074348A (zh) 1975-06-19
NL7409643A (nl) 1975-02-25
BE819134A (fr) 1974-12-16
AU7126074A (en) 1976-01-22

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