JPS59124760A - 読み出し専用メモリ - Google Patents

読み出し専用メモリ

Info

Publication number
JPS59124760A
JPS59124760A JP58000102A JP10283A JPS59124760A JP S59124760 A JPS59124760 A JP S59124760A JP 58000102 A JP58000102 A JP 58000102A JP 10283 A JP10283 A JP 10283A JP S59124760 A JPS59124760 A JP S59124760A
Authority
JP
Japan
Prior art keywords
layer
metal
bit line
rom
cell
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
JP58000102A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0345552B2 (cs
Inventor
Nobuyuki Sugiyama
杉山　伸之
Yoshio Kachi
加地　善男
Yoshinari Kitamura
北村　嘉成
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
NEC Corp
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 NEC Corp, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP58000102A priority Critical patent/JPS59124760A/ja
Publication of JPS59124760A publication Critical patent/JPS59124760A/ja
Publication of JPH0345552B2 publication Critical patent/JPH0345552B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10B—ELECTRONIC MEMORY DEVICES
    • H10B20/00—Read-only memory [ROM] devices

Landscapes

  • Semiconductor Memories (AREA)
  • Read Only Memory (AREA)
JP58000102A 1983-01-04 1983-01-04 読み出し専用メモリ Granted JPS59124760A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP58000102A JPS59124760A (ja) 1983-01-04 1983-01-04 読み出し専用メモリ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58000102A JPS59124760A (ja) 1983-01-04 1983-01-04 読み出し専用メモリ

Publications (2)

Publication Number Publication Date
JPS59124760A true JPS59124760A (ja) 1984-07-18
JPH0345552B2 JPH0345552B2 (cs) 1991-07-11

Family

ID=11464726

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58000102A Granted JPS59124760A (ja) 1983-01-04 1983-01-04 読み出し専用メモリ

Country Status (1)

Country Link
JP (1) JPS59124760A (cs)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62112160U (cs) * 1985-12-28 1987-07-17

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56147472A (en) * 1980-04-18 1981-11-16 Nec Corp Read only semiconductor memory
JPS57104253A (en) * 1980-12-19 1982-06-29 Matsushita Electric Ind Co Ltd Semiconductor memory device

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56147472A (en) * 1980-04-18 1981-11-16 Nec Corp Read only semiconductor memory
JPS57104253A (en) * 1980-12-19 1982-06-29 Matsushita Electric Ind Co Ltd Semiconductor memory device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62112160U (cs) * 1985-12-28 1987-07-17

Also Published As

Publication number Publication date
JPH0345552B2 (cs) 1991-07-11

Similar Documents

Publication Publication Date Title
JPS6028261A (ja) 半導体記憶装置
JP2550207B2 (ja) 半導体メモリセル
JPS60182596A (ja) 半導体記憶回路
JPS59124760A (ja) 読み出し専用メモリ
JPS601863A (ja) 読み出し専用メモリ
JPH0348667B2 (cs)
JPH02185789A (ja) 強誘電体集積回路
JPS62165788A (ja) 半導体集積回路装置
JPS60170967A (ja) 半導体集積回路
JPS59231854A (ja) 読み出し専用メモリ装置
JPS6240766A (ja) 半導体読出し専用メモリ
JPH06283691A (ja) 読出し専用メモリ
JPS6235559A (ja) 半導体記憶装置
JP2009020990A (ja) 半導体集積回路装置
JP3151298B2 (ja) 半導体集積回路装置
JPS60140750A (ja) 読み出し専用メモリ
JPH06177354A (ja) 半導体スタティックメモリ
CN100362661C (zh) 具对称性选择晶体管的快闪存储器
JPH04370969A (ja) 半導体集積回路
JPH0684383A (ja) マスクプログラム型読み出し専用メモリ
JPH01258299A (ja) リードオンリーメモリー
JPS61123153A (ja) ゲ−トアレイｌｓｉ装置
JPS583192A (ja) 読み出し専用メモリ
JPS6146059A (ja) 半導体集積回路装置
JPS5825273A (ja) 半導体回路装置