DE3485385D1 - Mit pruefzellen ausgestattetes programmierbares rom-geraet. - Google Patents

Mit pruefzellen ausgestattetes programmierbares rom-geraet.

Info

Publication number
DE3485385D1
DE3485385D1 DE8484113053T DE3485385T DE3485385D1 DE 3485385 D1 DE3485385 D1 DE 3485385D1 DE 8484113053 T DE8484113053 T DE 8484113053T DE 3485385 T DE3485385 T DE 3485385T DE 3485385 D1 DE3485385 D1 DE 3485385D1
Authority
DE
Germany
Prior art keywords
programmable rom
device equipped
test cells
rom device
cells
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 - Fee Related
Application number
DE8484113053T
Other languages
English (en)
Inventor
Yoshinobu Natsui
Hiroshi Mayumi
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
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 filed Critical NEC Corp
Application granted granted Critical
Publication of DE3485385D1 publication Critical patent/DE3485385D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • G11C17/08—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards using semiconductor devices, e.g. bipolar elements
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C29/00—Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
    • G11C29/04—Detection or location of defective memory elements, e.g. cell constructio details, timing of test signals
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C29/00—Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
    • G11C29/04—Detection or location of defective memory elements, e.g. cell constructio details, timing of test signals
    • G11C29/08—Functional testing, e.g. testing during refresh, power-on self testing [POST] or distributed testing
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C29/00—Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
    • G11C29/04—Detection or location of defective memory elements, e.g. cell constructio details, timing of test signals
    • G11C29/08—Functional testing, e.g. testing during refresh, power-on self testing [POST] or distributed testing
    • G11C29/12—Built-in arrangements for testing, e.g. built-in self testing [BIST] or interconnection details
    • G11C29/18—Address generation devices; Devices for accessing memories, e.g. details of addressing circuits
    • G11C29/24—Accessing extra cells, e.g. dummy cells or redundant cells
DE8484113053T 1983-10-31 1984-10-30 Mit pruefzellen ausgestattetes programmierbares rom-geraet. Expired - Fee Related DE3485385D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58203975A JPS6095799A (ja) 1983-10-31 1983-10-31 プログラマブル・リ−ド・オンリ−・メモリ

Publications (1)

Publication Number Publication Date
DE3485385D1 true DE3485385D1 (de) 1992-02-06

Family

ID=16482720

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484113053T Expired - Fee Related DE3485385D1 (de) 1983-10-31 1984-10-30 Mit pruefzellen ausgestattetes programmierbares rom-geraet.

Country Status (4)

Country Link
US (1) US4719599A (de)
EP (1) EP0140368B1 (de)
JP (1) JPS6095799A (de)
DE (1) DE3485385D1 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8600099A (nl) * 1986-01-20 1987-08-17 Philips Nv Niet-vluchtig, programmeerbaar halfgeleidergeheugen.
FR2605112B1 (fr) * 1986-10-10 1989-04-07 Thomson Csf Dispositif et procede de generation de vecteurs de test et procede de test pour circuit integre
JPS63175300A (ja) * 1987-01-16 1988-07-19 Hitachi Ltd 半導体集積回路装置
JPH0632213B2 (ja) * 1987-02-26 1994-04-27 日本電気株式会社 半導体メモリ
US4967394A (en) * 1987-09-09 1990-10-30 Kabushiki Kaisha Toshiba Semiconductor memory device having a test cell array
CA1326303C (en) * 1988-08-31 1994-01-18 Hideki Shutou Extended logical scale structure of a programmable logic array
US5072137A (en) * 1990-08-17 1991-12-10 Sgs-Thomson Microelectronics, Inc. Semiconductor memory with a clocked access code for test mode entry
US5072138A (en) * 1990-08-17 1991-12-10 Sgs-Thomson Microelectronics, Inc. Semiconductor memory with sequential clocked access codes for test mode entry
KR920006993A (ko) * 1990-09-28 1992-04-28 정몽헌 Epld의 입출력 마크로셀 시험회로
US5465341A (en) * 1992-10-23 1995-11-07 Vlsi Technology, Inc. Verifiable security circuitry for preventing unauthorized access to programmed read only memory
US5661047A (en) * 1994-10-05 1997-08-26 United Microelectronics Corporation Method for forming bipolar ROM device
US7376008B2 (en) * 2003-08-07 2008-05-20 Contour Seminconductor, Inc. SCR matrix storage device
US7646622B2 (en) * 2006-03-23 2010-01-12 Toshiba America Research, Inc. Memory based computation systems and methods of using the same
US20080074898A1 (en) 2006-06-02 2008-03-27 Bookham Technology Plc Light source assemblies

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH612953A5 (en) * 1975-06-13 1979-08-31 Ciba Geigy Ag Process for the preparation of steroid carbolactones
JPS5914838B2 (ja) * 1978-11-25 1984-04-06 富士通株式会社 フィ−ルドプログラマブル素子
JPS55142475A (en) * 1979-04-23 1980-11-07 Fujitsu Ltd Decoder circuit
JPS57105898A (en) * 1980-12-23 1982-07-01 Fujitsu Ltd Field programmable element
JPS57143798A (en) * 1981-03-02 1982-09-06 Fujitsu Ltd Programmable element

Also Published As

Publication number Publication date
EP0140368A3 (en) 1988-06-22
EP0140368A2 (de) 1985-05-08
JPH0156479B2 (de) 1989-11-30
JPS6095799A (ja) 1985-05-29
EP0140368B1 (de) 1991-12-27
US4719599A (en) 1988-01-12

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee