JPS6137715B2 - - Google Patents

Info

Publication number
JPS6137715B2
JPS6137715B2 JP4518282A JP4518282A JPS6137715B2 JP S6137715 B2 JPS6137715 B2 JP S6137715B2 JP 4518282 A JP4518282 A JP 4518282A JP 4518282 A JP4518282 A JP 4518282A JP S6137715 B2 JPS6137715 B2 JP S6137715B2
Authority
JP
Japan
Prior art keywords
fet
bit line
line
decoder
signal
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
JP4518282A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58161198A (ja
Inventor
Tsuguhiro Matsuoka
Hiroaki Yamada
Toshuki Araki
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.)
Ricoh Co Ltd
Original Assignee
Ricoh 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 Ricoh Co Ltd filed Critical Ricoh Co Ltd
Priority to JP57045182A priority Critical patent/JPS58161198A/ja
Publication of JPS58161198A publication Critical patent/JPS58161198A/ja
Publication of JPS6137715B2 publication Critical patent/JPS6137715B2/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

Landscapes

  • Read Only Memory (AREA)
JP57045182A 1982-03-19 1982-03-19 半導体メモリ Granted JPS58161198A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57045182A JPS58161198A (ja) 1982-03-19 1982-03-19 半導体メモリ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57045182A JPS58161198A (ja) 1982-03-19 1982-03-19 半導体メモリ

Publications (2)

Publication Number Publication Date
JPS58161198A JPS58161198A (ja) 1983-09-24
JPS6137715B2 true JPS6137715B2 (enrdf_load_stackoverflow) 1986-08-25

Family

ID=12712122

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57045182A Granted JPS58161198A (ja) 1982-03-19 1982-03-19 半導体メモリ

Country Status (1)

Country Link
JP (1) JPS58161198A (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0738276B2 (ja) * 1986-11-12 1995-04-26 三菱電機株式会社 Ｒｏｍ装置の読出し回路
JPH0772996B2 (ja) * 1987-01-31 1995-08-02 株式会社東芝 不揮発性半導体メモリ
JPH0777078B2 (ja) * 1987-01-31 1995-08-16 株式会社東芝 不揮発性半導体メモリ
US4882507B1 (en) * 1987-07-31 1993-03-16 Output circuit of semiconductor integrated circuit device

Also Published As

Publication number Publication date
JPS58161198A (ja) 1983-09-24

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