JPS5388540A - Memory cell - Google Patents

Memory cell

Info

Publication number
JPS5388540A
JPS5388540A JP288077A JP288077A JPS5388540A JP S5388540 A JPS5388540 A JP S5388540A JP 288077 A JP288077 A JP 288077A JP 288077 A JP288077 A JP 288077A JP S5388540 A JPS5388540 A JP S5388540A
Authority
JP
Japan
Prior art keywords
memory cell
flowing
ecl
secure
current
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
JP288077A
Other languages
Japanese (ja)
Inventor
Yutaka Harada
Akira Masaki
Hisashi Asakura
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP288077A priority Critical patent/JPS5388540A/en
Publication of JPS5388540A publication Critical patent/JPS5388540A/en
Pending 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

  • Read Only Memory (AREA)

Abstract

PURPOSE:To secure a high-speed operation as well as the electrical specifications suitable to the ECL (emitter combination) circuit, by flowing the current flowing to the memory cell to either one of more than two current paths.
JP288077A 1977-01-17 1977-01-17 Memory cell Pending JPS5388540A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP288077A JPS5388540A (en) 1977-01-17 1977-01-17 Memory cell

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP288077A JPS5388540A (en) 1977-01-17 1977-01-17 Memory cell

Publications (1)

Publication Number Publication Date
JPS5388540A true JPS5388540A (en) 1978-08-04

Family

ID=11541662

Family Applications (1)

Application Number Title Priority Date Filing Date
JP288077A Pending JPS5388540A (en) 1977-01-17 1977-01-17 Memory cell

Country Status (1)

Country Link
JP (1) JPS5388540A (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1004037A (en) * 1962-03-21 1965-09-08 Rca Corp Memory
JPS50120225A (en) * 1974-02-15 1975-09-20
JPS51150244A (en) * 1975-06-18 1976-12-23 Hitachi Ltd Semiconductor memory driving system

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1004037A (en) * 1962-03-21 1965-09-08 Rca Corp Memory
JPS50120225A (en) * 1974-02-15 1975-09-20
JPS51150244A (en) * 1975-06-18 1976-12-23 Hitachi Ltd Semiconductor memory driving system

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