JPS59104796A - 不揮発性半導体メモリ装置 - Google Patents

不揮発性半導体メモリ装置

Info

Publication number
JPS59104796A
JPS59104796A JP57213001A JP21300182A JPS59104796A JP S59104796 A JPS59104796 A JP S59104796A JP 57213001 A JP57213001 A JP 57213001A JP 21300182 A JP21300182 A JP 21300182A JP S59104796 A JPS59104796 A JP S59104796A
Authority
JP
Japan
Prior art keywords
voltage
transistor
memory
mode
writing
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.)
Granted
Application number
JP57213001A
Other languages
English (en)
Japanese (ja)
Other versions
JPH041437B2 (enrdf_load_stackoverflow
Inventor
Kanichi Harima
張間　寛一
Kenji Koda
香田　憲次
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric 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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP57213001A priority Critical patent/JPS59104796A/ja
Publication of JPS59104796A publication Critical patent/JPS59104796A/ja
Publication of JPH041437B2 publication Critical patent/JPH041437B2/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

Landscapes

  • Read Only Memory (AREA)
JP57213001A 1982-12-03 1982-12-03 不揮発性半導体メモリ装置 Granted JPS59104796A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57213001A JPS59104796A (ja) 1982-12-03 1982-12-03 不揮発性半導体メモリ装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57213001A JPS59104796A (ja) 1982-12-03 1982-12-03 不揮発性半導体メモリ装置

Publications (2)

Publication Number Publication Date
JPS59104796A true JPS59104796A (ja) 1984-06-16
JPH041437B2 JPH041437B2 (enrdf_load_stackoverflow) 1992-01-13

Family

ID=16631834

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57213001A Granted JPS59104796A (ja) 1982-12-03 1982-12-03 不揮発性半導体メモリ装置

Country Status (1)

Country Link
JP (1) JPS59104796A (enrdf_load_stackoverflow)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0215497A (ja) * 1988-04-26 1990-01-19 Sgs Thomson Microelectron Sa １つのメモリセルに複数のデータビットを有する電気的にプログラム可能なメモリ
JPH02227900A (ja) * 1989-02-28 1990-09-11 Fujitsu Ltd 半導体記憶装置
US7020037B2 (en) 2004-02-06 2006-03-28 Sharp Kabushiki Kaisha Nonvolatile semiconductor memory device
JP2007301755A (ja) * 2006-05-09 2007-11-22 H Concept Kk 定規

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS558696A (en) * 1978-06-30 1980-01-22 Siemens Ag Nonnvolatile memory

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS558696A (en) * 1978-06-30 1980-01-22 Siemens Ag Nonnvolatile memory

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0215497A (ja) * 1988-04-26 1990-01-19 Sgs Thomson Microelectron Sa １つのメモリセルに複数のデータビットを有する電気的にプログラム可能なメモリ
JPH02227900A (ja) * 1989-02-28 1990-09-11 Fujitsu Ltd 半導体記憶装置
US7020037B2 (en) 2004-02-06 2006-03-28 Sharp Kabushiki Kaisha Nonvolatile semiconductor memory device
JP2007301755A (ja) * 2006-05-09 2007-11-22 H Concept Kk 定規

Also Published As

Publication number Publication date
JPH041437B2 (enrdf_load_stackoverflow) 1992-01-13

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