JPS5633873A - Read only memory device - Google Patents

Read only memory device

Info

Publication number
JPS5633873A
JPS5633873A JP10913579A JP10913579A JPS5633873A JP S5633873 A JPS5633873 A JP S5633873A JP 10913579 A JP10913579 A JP 10913579A JP 10913579 A JP10913579 A JP 10913579A JP S5633873 A JPS5633873 A JP S5633873A
Authority
JP
Japan
Prior art keywords
memory
read
matrix
circuit
divided
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
JP10913579A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6329833B2 (enrdf_load_stackoverflow
Inventor
Kenzo Masuda
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
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP10913579A priority Critical patent/JPS5633873A/ja
Publication of JPS5633873A publication Critical patent/JPS5633873A/ja
Publication of JPS6329833B2 publication Critical patent/JPS6329833B2/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

  • Read Only Memory (AREA)
  • Semiconductor Memories (AREA)
JP10913579A 1979-08-29 1979-08-29 Read only memory device Granted JPS5633873A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10913579A JPS5633873A (en) 1979-08-29 1979-08-29 Read only memory device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10913579A JPS5633873A (en) 1979-08-29 1979-08-29 Read only memory device

Publications (2)

Publication Number Publication Date
JPS5633873A true JPS5633873A (en) 1981-04-04
JPS6329833B2 JPS6329833B2 (enrdf_load_stackoverflow) 1988-06-15

Family

ID=14502463

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10913579A Granted JPS5633873A (en) 1979-08-29 1979-08-29 Read only memory device

Country Status (1)

Country Link
JP (1) JPS5633873A (enrdf_load_stackoverflow)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5771589A (en) * 1980-10-20 1982-05-04 Sanyo Electric Co Ltd Memory exclusively used for read-out of semiconductor
JPS57172591A (en) * 1981-04-17 1982-10-23 Toshiba Corp Read-only semiconductor storage device
JPS5818959A (ja) * 1981-07-27 1983-02-03 Seiko Epson Corp メモリ・セル配列
JPS59142797A (ja) * 1983-01-24 1984-08-16 モトロ−ラ・インコ−ポレ−テツド 容量性のブ−トストラツプ予備充電回路を有する直列固定記憶装置
JPS6166299A (ja) * 1984-09-07 1986-04-05 Nec Corp 読出し専用半導体記憶装置
JPH02210696A (ja) * 1989-02-09 1990-08-22 Fujitsu Ltd 半導体記憶装置
JPH03241598A (ja) * 1990-02-19 1991-10-28 Fujitsu Ltd シグネチャー回路
JPH0680560B2 (ja) * 1983-01-10 1994-10-12 エヌ・シー・アール・インターナショナル・インコーポレイテッド 読出専用メモリ−・システム

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5771589A (en) * 1980-10-20 1982-05-04 Sanyo Electric Co Ltd Memory exclusively used for read-out of semiconductor
JPS57172591A (en) * 1981-04-17 1982-10-23 Toshiba Corp Read-only semiconductor storage device
JPS5818959A (ja) * 1981-07-27 1983-02-03 Seiko Epson Corp メモリ・セル配列
JPH0680560B2 (ja) * 1983-01-10 1994-10-12 エヌ・シー・アール・インターナショナル・インコーポレイテッド 読出専用メモリ−・システム
JPS59142797A (ja) * 1983-01-24 1984-08-16 モトロ−ラ・インコ−ポレ−テツド 容量性のブ−トストラツプ予備充電回路を有する直列固定記憶装置
JPS6166299A (ja) * 1984-09-07 1986-04-05 Nec Corp 読出し専用半導体記憶装置
JPH02210696A (ja) * 1989-02-09 1990-08-22 Fujitsu Ltd 半導体記憶装置
JPH03241598A (ja) * 1990-02-19 1991-10-28 Fujitsu Ltd シグネチャー回路

Also Published As

Publication number Publication date
JPS6329833B2 (enrdf_load_stackoverflow) 1988-06-15

Similar Documents

Publication Publication Date Title
ATE6892T1 (de) Programmierbare speicher/logik-matrix.
JPS5341951A (en) Logic matrix device
JPS5633873A (en) Read only memory device
JPS5314525A (en) Memory circuit
JPS52106693A (en) Integrated circuit
ES289449A1 (es) Una disposiciën de memoria magnetica
KR900019047A (ko) 반도체 기억장치
JPS56137591A (en) Semiconductor memory device
ES429469A1 (es) Perfeccionamientos introducidos en una memoria de union jo-sephson.
JPS5335337A (en) Tetrode transistor memory logic cell
JPS5771589A (en) Memory exclusively used for read-out of semiconductor
JPS5792483A (en) Storage circuit device
JPS5577091A (en) Read-only memory circuit
JPS55143059A (en) Integrated circuit device
JPS5345134A (en) Semiconductor memory unit
DE3065534D1 (en) Semiconductor memory device with multi-emitter transistor cells
JPS6423494A (en) Read-only semiconductor memory
JPS5226125A (en) Buffer memory system
JPS5411648A (en) Semiconductor memory unit
JPS5534356A (en) Memory device
JPS53134372A (en) Charge transfer type semiconductor device and its driving method
JPS5399734A (en) Memory circuit
JPS5231624A (en) Memory system
JPS5371539A (en) Semiconductor memory unit
JPS5382234A (en) Sequence circuit with non-voltile storafe function