JPS6215956B2 - - Google Patents

Info

Publication number
JPS6215956B2
JPS6215956B2 JP14936778A JP14936778A JPS6215956B2 JP S6215956 B2 JPS6215956 B2 JP S6215956B2 JP 14936778 A JP14936778 A JP 14936778A JP 14936778 A JP14936778 A JP 14936778A JP S6215956 B2 JPS6215956 B2 JP S6215956B2
Authority
JP
Japan
Prior art keywords
circuit
column
level
row
input
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
JP14936778A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5577091A (en
Inventor
Tsutomu Iima
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.)
NEC Corp
Original Assignee
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 Nippon Electric Co Ltd filed Critical Nippon Electric Co Ltd
Priority to JP14936778A priority Critical patent/JPS5577091A/ja
Publication of JPS5577091A publication Critical patent/JPS5577091A/ja
Publication of JPS6215956B2 publication Critical patent/JPS6215956B2/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
    • G11C17/08—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
    • G11C17/123—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 comprising cells having several storage transistors connected in series

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Read Only Memory (AREA)
JP14936778A 1978-12-01 1978-12-01 Read-only memory circuit Granted JPS5577091A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14936778A JPS5577091A (en) 1978-12-01 1978-12-01 Read-only memory circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14936778A JPS5577091A (en) 1978-12-01 1978-12-01 Read-only memory circuit

Publications (2)

Publication Number Publication Date
JPS5577091A JPS5577091A (en) 1980-06-10
JPS6215956B2 true JPS6215956B2 (show.php) 1987-04-09

Family

ID=15473581

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14936778A Granted JPS5577091A (en) 1978-12-01 1978-12-01 Read-only memory circuit

Country Status (1)

Country Link
JP (1) JPS5577091A (show.php)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5771589A (en) * 1980-10-20 1982-05-04 Sanyo Electric Co Ltd Memory exclusively used for read-out of semiconductor
US4754436A (en) * 1986-08-08 1988-06-28 Texas Instruments Incorporated Sense amplifier for a read only memory cell array
WO1994001868A1 (fr) * 1992-07-07 1994-01-20 Oki Electric Industry Co., Ltd. Memoire a semi-conducteur et procede de lecture de donnees stockees dans ladite memoire

Also Published As

Publication number Publication date
JPS5577091A (en) 1980-06-10

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