JPS6343899B2 - - Google Patents

Info

Publication number
JPS6343899B2
JPS6343899B2 JP54023712A JP2371279A JPS6343899B2 JP S6343899 B2 JPS6343899 B2 JP S6343899B2 JP 54023712 A JP54023712 A JP 54023712A JP 2371279 A JP2371279 A JP 2371279A JP S6343899 B2 JPS6343899 B2 JP S6343899B2
Authority
JP
Japan
Prior art keywords
region
collector
type
write
emitter
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
JP54023712A
Other languages
English (en)
Japanese (ja)
Other versions
JPS55117270A (en
Inventor
Tadao Takeda
Masao Suzuki
Mitsuo Usami
Kazuo Nakamura
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.)
Hitachi Ltd
Nippon Telegraph and Telephone Corp
Original Assignee
Hitachi Ltd
Nippon Telegraph and Telephone 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 Hitachi Ltd, Nippon Telegraph and Telephone Corp filed Critical Hitachi Ltd
Priority to JP2371279A priority Critical patent/JPS55117270A/ja
Publication of JPS55117270A publication Critical patent/JPS55117270A/ja
Publication of JPS6343899B2 publication Critical patent/JPS6343899B2/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
    • H10B69/00—Erasable-and-programmable ROM [EPROM] devices not provided for in groups H10B41/00 - H10B63/00, e.g. ultraviolet erasable-and-programmable ROM [UVEPROM] devices

Landscapes

  • Semiconductor Memories (AREA)
JP2371279A 1979-03-01 1979-03-01 Junction breakdown type field programmable cell array semiconductor device Granted JPS55117270A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2371279A JPS55117270A (en) 1979-03-01 1979-03-01 Junction breakdown type field programmable cell array semiconductor device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2371279A JPS55117270A (en) 1979-03-01 1979-03-01 Junction breakdown type field programmable cell array semiconductor device

Publications (2)

Publication Number Publication Date
JPS55117270A JPS55117270A (en) 1980-09-09
JPS6343899B2 true JPS6343899B2 (enrdf_load_stackoverflow) 1988-09-01

Family

ID=12117948

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2371279A Granted JPS55117270A (en) 1979-03-01 1979-03-01 Junction breakdown type field programmable cell array semiconductor device

Country Status (1)

Country Link
JP (1) JPS55117270A (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62115862A (ja) * 1985-11-15 1987-05-27 Nec Corp 半導体記憶装置
EP0590804B1 (en) * 1992-09-03 1997-02-05 STMicroelectronics, Inc. Vertically isolated monolithic bipolar high-power transistor with top collector
EP0913086A4 (en) * 1997-01-17 2000-03-29 Matsushita Electric Ind Co Ltd LURE

Also Published As

Publication number Publication date
JPS55117270A (en) 1980-09-09

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