IE53338B1 - Field programmable device - Google Patents

Field programmable device

Info

Publication number
IE53338B1
IE53338B1 IE454/82A IE45482A IE53338B1 IE 53338 B1 IE53338 B1 IE 53338B1 IE 454/82 A IE454/82 A IE 454/82A IE 45482 A IE45482 A IE 45482A IE 53338 B1 IE53338 B1 IE 53338B1
Authority
IE
Ireland
Prior art keywords
word
transistor
bit line
power source
word lines
Prior art date
Application number
IE454/82A
Other languages
English (en)
Other versions
IE820454L (en
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Publication of IE820454L publication Critical patent/IE820454L/xx
Publication of IE53338B1 publication Critical patent/IE53338B1/en

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C17/00—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards
    • G11C17/14—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards in which contents are determined by selectively establishing, breaking or modifying connecting links by permanently altering the state of coupling elements, e.g. PROM
    • G11C17/18—Auxiliary circuits, e.g. for writing into memory
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C17/00—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards
    • G11C17/06—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards using diode elements

Landscapes

  • Read Only Memory (AREA)
  • Semiconductor Memories (AREA)
IE454/82A 1981-03-02 1982-03-01 Field programmable device IE53338B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2972781A JPS57143798A (en) 1981-03-02 1981-03-02 Programmable element

Publications (2)

Publication Number Publication Date
IE820454L IE820454L (en) 1982-09-02
IE53338B1 true IE53338B1 (en) 1988-10-26

Family

ID=12284128

Family Applications (1)

Application Number Title Priority Date Filing Date
IE454/82A IE53338B1 (en) 1981-03-02 1982-03-01 Field programmable device

Country Status (5)

Country Link
US (1) US4488261A (enExample)
EP (1) EP0059630B1 (enExample)
JP (1) JPS57143798A (enExample)
DE (1) DE3273919D1 (enExample)
IE (1) IE53338B1 (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS592291A (ja) * 1982-06-28 1984-01-07 Fujitsu Ltd プログラマブル・リ−ドオンリ・メモリ装置
JPS5922295A (ja) * 1982-06-30 1984-02-04 Fujitsu Ltd 半導体記憶装置
DE3409776A1 (de) * 1983-03-17 1984-09-20 ROMOX Inc., Campbell, Calif. In einer kassette angeordneter, wiederprogrammierbarer speicher sowie verfahren zu dessen programmierung
JPS6095799A (ja) * 1983-10-31 1985-05-29 Nec Corp プログラマブル・リ−ド・オンリ−・メモリ
JPS61150199A (ja) * 1984-12-25 1986-07-08 Nec Corp 半導体記憶装置
FR2623016B1 (fr) * 1987-11-06 1991-06-14 Thomson Semiconducteurs Dispositif de fusion d'un fusible dans un circuit integre de type cmos
US5892683A (en) * 1993-03-31 1999-04-06 Altera Coporation Program compatibility recognition for a programmable logic device
WO2004090909A1 (ja) * 1994-12-27 2004-10-21 Nobufumi Inada 情報記憶装置およびその動作方法
US7376008B2 (en) * 2003-08-07 2008-05-20 Contour Seminconductor, Inc. SCR matrix storage device

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3742592A (en) * 1970-07-13 1973-07-03 Intersil Inc Electrically alterable integrated circuit read only memory unit and process of manufacturing
US3733690A (en) * 1970-07-13 1973-05-22 Intersil Inc Double junction read only memory and process of manufacture
JPS55142475A (en) * 1979-04-23 1980-11-07 Fujitsu Ltd Decoder circuit
JPS5828680B2 (ja) * 1979-04-27 1983-06-17 富士通株式会社 半導体記憶装置
US4237547A (en) * 1979-09-17 1980-12-02 Motorola, Inc. Program decoder for shared contact eprom
US4312047A (en) * 1980-05-29 1982-01-19 Motorola, Inc. Memory array having improved isolation between sense lines

Also Published As

Publication number Publication date
US4488261A (en) 1984-12-11
EP0059630A2 (en) 1982-09-08
EP0059630A3 (en) 1983-10-19
JPS57143798A (en) 1982-09-06
IE820454L (en) 1982-09-02
JPS616476B2 (enExample) 1986-02-26
EP0059630B1 (en) 1986-10-22
DE3273919D1 (en) 1986-11-27

Similar Documents

Publication Publication Date Title
US4347586A (en) Semiconductor memory device
JPS619895A (ja) 半導体記憶回路
US4758994A (en) On chip voltage regulator for common collector matrix programmable memory array
US4024417A (en) Integrated semiconductor structure with means to prevent unlimited current flow
IE53338B1 (en) Field programmable device
JPS6131900B2 (enExample)
US3849675A (en) Low power flip-flop circuits
EP0100160B1 (en) Semiconductor memory devices with word line discharging circuits
US4432070A (en) High speed PROM device
US4599688A (en) Semiconductor memory device having switching circuit for preventing channel leakage in constant current source
EP0019381B1 (en) Semiconductor memory device with address signal level setting
US4980582A (en) High speed ECL input buffer for vertical fuse arrays
EP0028157B1 (en) Semiconductor integrated circuit memory device with integrated injection logic
JPH0156479B2 (enExample)
US3979735A (en) Information storage circuit
JPS582437B2 (ja) スリ−ステイト出力回路
KR930011787B1 (ko) 반도체 메모리 장치
EP0306663B1 (en) Fast write saturated memory cell
US4627034A (en) Memory cell power scavenging apparatus and method
EP0252780B1 (en) Variable clamped memory cell
US4039857A (en) Dynamic biasing of isolation boat including diffused resistors
US4899311A (en) Clamping sense amplifier for bipolar ram
IE52801B1 (en) Semiconductor memory circuit device
JPS581919Y2 (ja) メモリ回路
US4891683A (en) Integrated SCR current sourcing sinking device

Legal Events

Date Code Title Description
MM4A Patent lapsed