JPS57128068A - Semiconductor memory storage - Google Patents

Semiconductor memory storage

Info

Publication number
JPS57128068A
JPS57128068A JP1250681A JP1250681A JPS57128068A JP S57128068 A JPS57128068 A JP S57128068A JP 1250681 A JP1250681 A JP 1250681A JP 1250681 A JP1250681 A JP 1250681A JP S57128068 A JPS57128068 A JP S57128068A
Authority
JP
Japan
Prior art keywords
switch
terminal
erasing
rewriting
gate
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
JP1250681A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0131313B2 (enrdf_load_stackoverflow
Inventor
Koichi Yamada
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 JP1250681A priority Critical patent/JPS57128068A/ja
Publication of JPS57128068A publication Critical patent/JPS57128068A/ja
Publication of JPH0131313B2 publication Critical patent/JPH0131313B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D30/00—Field-effect transistors [FET]
    • H10D30/60—Insulated-gate field-effect transistors [IGFET]

Landscapes

  • Read Only Memory (AREA)
  • Semiconductor Memories (AREA)
  • Non-Volatile Memory (AREA)
  • Storage Device Security (AREA)
JP1250681A 1981-01-30 1981-01-30 Semiconductor memory storage Granted JPS57128068A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1250681A JPS57128068A (en) 1981-01-30 1981-01-30 Semiconductor memory storage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1250681A JPS57128068A (en) 1981-01-30 1981-01-30 Semiconductor memory storage

Publications (2)

Publication Number Publication Date
JPS57128068A true JPS57128068A (en) 1982-08-09
JPH0131313B2 JPH0131313B2 (enrdf_load_stackoverflow) 1989-06-26

Family

ID=11807229

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1250681A Granted JPS57128068A (en) 1981-01-30 1981-01-30 Semiconductor memory storage

Country Status (1)

Country Link
JP (1) JPS57128068A (enrdf_load_stackoverflow)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6157099A (ja) * 1984-08-28 1986-03-22 Matsushita Electric Ind Co Ltd Ｅｐｒｏｍ書き込み禁止回路
JPS61140000A (ja) * 1984-12-10 1986-06-27 Nec Corp プログラマブル読出し専用メモリ
JPS6236800A (ja) * 1985-08-09 1987-02-17 Hitachi Ltd Ｉｃメモリ装置
JPS6356749A (ja) * 1986-08-27 1988-03-11 Nec Corp シングルチツプマイクロコンピユ−タ
JPH01181146A (ja) * 1988-01-13 1989-07-19 Fujitsu Ltd シングルチップマイクロコンピュータ
US6912868B2 (en) 2002-11-19 2005-07-05 Hoshizaki Electric Co., Ltd. Auger type ice-making machine

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5538624A (en) * 1978-09-05 1980-03-18 Sanyo Electric Co Ltd Nonvolatile semiconductor memory device

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5538624A (en) * 1978-09-05 1980-03-18 Sanyo Electric Co Ltd Nonvolatile semiconductor memory device

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6157099A (ja) * 1984-08-28 1986-03-22 Matsushita Electric Ind Co Ltd Ｅｐｒｏｍ書き込み禁止回路
JPS61140000A (ja) * 1984-12-10 1986-06-27 Nec Corp プログラマブル読出し専用メモリ
JPS6236800A (ja) * 1985-08-09 1987-02-17 Hitachi Ltd Ｉｃメモリ装置
JPS6356749A (ja) * 1986-08-27 1988-03-11 Nec Corp シングルチツプマイクロコンピユ−タ
JPH01181146A (ja) * 1988-01-13 1989-07-19 Fujitsu Ltd シングルチップマイクロコンピュータ
US6912868B2 (en) 2002-11-19 2005-07-05 Hoshizaki Electric Co., Ltd. Auger type ice-making machine

Also Published As

Publication number Publication date
JPH0131313B2 (enrdf_load_stackoverflow) 1989-06-26

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