JPS586236B2 - プログラマブルリ−ドオンリメモリ回路 - Google Patents

プログラマブルリ−ドオンリメモリ回路

Info

Publication number
JPS586236B2
JPS586236B2 JP50018284A JP1828475A JPS586236B2 JP S586236 B2 JPS586236 B2 JP S586236B2 JP 50018284 A JP50018284 A JP 50018284A JP 1828475 A JP1828475 A JP 1828475A JP S586236 B2 JPS586236 B2 JP S586236B2
Authority
JP
Japan
Prior art keywords
terminal
transistor
zener diode
programmable read
resistor
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
JP50018284A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5193133A (OSRAM
Inventor
村田雅則
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
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 Nippon Electric Co Ltd filed Critical Nippon Electric Co Ltd
Priority to JP50018284A priority Critical patent/JPS586236B2/ja
Publication of JPS5193133A publication Critical patent/JPS5193133A/ja
Publication of JPS586236B2 publication Critical patent/JPS586236B2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Read Only Memory (AREA)
JP50018284A 1975-02-12 1975-02-12 プログラマブルリ−ドオンリメモリ回路 Expired JPS586236B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50018284A JPS586236B2 (ja) 1975-02-12 1975-02-12 プログラマブルリ−ドオンリメモリ回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50018284A JPS586236B2 (ja) 1975-02-12 1975-02-12 プログラマブルリ−ドオンリメモリ回路

Publications (2)

Publication Number Publication Date
JPS5193133A JPS5193133A (OSRAM) 1976-08-16
JPS586236B2 true JPS586236B2 (ja) 1983-02-03

Family

ID=11967322

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50018284A Expired JPS586236B2 (ja) 1975-02-12 1975-02-12 プログラマブルリ−ドオンリメモリ回路

Country Status (1)

Country Link
JP (1) JPS586236B2 (OSRAM)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55105895A (en) * 1979-02-07 1980-08-13 Nec Corp Programable read-only memory circuit

Also Published As

Publication number Publication date
JPS5193133A (OSRAM) 1976-08-16

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