DE3868488D1 - Direktzugriffsspeichereinheit mit mehreren testbetriebsarten und rechner, ausgeruestet mit solchen einheiten. - Google Patents

Direktzugriffsspeichereinheit mit mehreren testbetriebsarten und rechner, ausgeruestet mit solchen einheiten.

Info

Publication number
DE3868488D1
DE3868488D1 DE8888202543T DE3868488T DE3868488D1 DE 3868488 D1 DE3868488 D1 DE 3868488D1 DE 8888202543 T DE8888202543 T DE 8888202543T DE 3868488 T DE3868488 T DE 3868488T DE 3868488 D1 DE3868488 D1 DE 3868488D1
Authority
DE
Germany
Prior art keywords
units
computer
storage unit
operating modes
direct access
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 - Lifetime
Application number
DE8888202543T
Other languages
English (en)
Inventor
Hans Societe Civile S P Ontrop
Leo Societe Civile S Pfennings
Cathal Societe Civile S Phelan
Peter Societe Civile S P Voss
Tom Societe Civile S P Davies
Cormac Societe Civil O'connell
Betty Societe Civile S Prince
Roelof Societe Civile Salters
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of DE3868488D1 publication Critical patent/DE3868488D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C29/00—Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/22—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing
    • G06F11/2273—Test methods
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/28—Testing of electronic circuits, e.g. by signal tracer
    • G01R31/317—Testing of digital circuits
    • G01R31/31701—Arrangements for setting the Unit Under Test [UUT] in a test mode
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/006—Identification
    • 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
    • G11C29/46—Test trigger logic

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Quality & Reliability (AREA)
  • Computer Hardware Design (AREA)
  • For Increasing The Reliability Of Semiconductor Memories (AREA)
  • Tests Of Electronic Circuits (AREA)
  • Techniques For Improving Reliability Of Storages (AREA)
  • Dram (AREA)
  • Static Random-Access Memory (AREA)
DE8888202543T 1987-11-20 1988-11-15 Direktzugriffsspeichereinheit mit mehreren testbetriebsarten und rechner, ausgeruestet mit solchen einheiten. Expired - Lifetime DE3868488D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8716115A FR2623652A1 (fr) 1987-11-20 1987-11-20 Unite de memoire statique a plusieurs modes de test et ordinateur muni de telles unites

Publications (1)

Publication Number Publication Date
DE3868488D1 true DE3868488D1 (de) 1992-03-26

Family

ID=9357010

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8888202543T Expired - Lifetime DE3868488D1 (de) 1987-11-20 1988-11-15 Direktzugriffsspeichereinheit mit mehreren testbetriebsarten und rechner, ausgeruestet mit solchen einheiten.

Country Status (6)

Country Link
US (1) US4951254A (de)
EP (1) EP0317014B1 (de)
JP (1) JP2790296B2 (de)
KR (1) KR960001303B1 (de)
DE (1) DE3868488D1 (de)
FR (1) FR2623652A1 (de)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02255925A (ja) * 1988-11-30 1990-10-16 Hitachi Ltd メモリテスト方法および装置
JPH03104100A (ja) * 1989-09-18 1991-05-01 Fujitsu Ltd 半導体メモリ装置
US5113399A (en) * 1989-10-16 1992-05-12 Rockwell International Corporation Memory test methodology
NL9001333A (nl) * 1990-06-13 1992-01-02 Philips Nv Werkwijze voor het besturen van een zelftest in een dataverwerkend systeem en dataverwerkend systeem geschikt voor deze werkwijze.
US5675544A (en) * 1990-06-25 1997-10-07 Texas Instruments Incorporated Method and apparatus for parallel testing of memory circuits
US5161159A (en) * 1990-08-17 1992-11-03 Sgs-Thomson Microelectronics, Inc. Semiconductor memory with multiple clocking for test mode entry
US5299203A (en) * 1990-08-17 1994-03-29 Sgs-Thomson Microelectronics, Inc. Semiconductor memory with a flag for indicating test mode
US5072137A (en) * 1990-08-17 1991-12-10 Sgs-Thomson Microelectronics, Inc. Semiconductor memory with a clocked access code for test mode entry
DE69120483T2 (de) * 1990-08-17 1996-11-14 Sgs Thomson Microelectronics Halbleiter-Speicher mit unterdrücktem Testmodus-Eingang während des Strom-Einschaltens
US5072138A (en) * 1990-08-17 1991-12-10 Sgs-Thomson Microelectronics, Inc. Semiconductor memory with sequential clocked access codes for test mode entry
US5177745A (en) * 1990-09-26 1993-01-05 Intel Corporation Memory device with a test mode
JP2557594B2 (ja) * 1992-04-16 1996-11-27 株式会社東芝 半導体記憶装置
US5452418A (en) * 1992-04-24 1995-09-19 Digital Equipment Corporation Method of using stream buffer to perform operation under normal operation mode and selectively switching to test mode to check data integrity during system operation
US5455517A (en) * 1992-06-09 1995-10-03 International Business Machines Corporation Data output impedance control
JP2888081B2 (ja) * 1993-03-04 1999-05-10 日本電気株式会社 半導体記憶装置
JP2914843B2 (ja) * 1993-03-10 1999-07-05 株式会社東芝 ダイナミック型半導体メモリ
US5488691A (en) * 1993-11-17 1996-01-30 International Business Machines Corporation Memory card, computer system and method of operation for differentiating the use of read-modify-write cycles in operating and initializaiton modes
US5452429A (en) * 1993-11-17 1995-09-19 International Business Machines Corporation Error correction code on add-on cards for writing portions of data words
BR9406125A (pt) * 1993-12-18 1996-02-13 Sony Corp Suporte de armazenamento de dados e aparelho de reprodução de dados
DE69427277T2 (de) * 1994-01-31 2001-09-13 St Microelectronics Srl Verfahren zur Programmierung und Prüfung eines nichtflüchtigen Speichers
KR0140176B1 (ko) * 1994-11-30 1998-07-15 김광호 반도체 메모리장치의 동작모드 제어장치 및 방법
JP3753190B2 (ja) * 1995-04-26 2006-03-08 三菱電機株式会社 半導体装置
US5592422A (en) * 1995-06-07 1997-01-07 Sgs-Thomson Microelectronics, Inc. Reduced pin count stress test circuit for integrated memory devices and method therefor
JP2786152B2 (ja) * 1996-04-25 1998-08-13 日本電気アイシーマイコンシステム株式会社 半導体集積回路装置
US6115836A (en) * 1997-09-17 2000-09-05 Cypress Semiconductor Corporation Scan path circuitry for programming a variable clock pulse width
US5953285A (en) * 1997-09-17 1999-09-14 Cypress Semiconductor Corp. Scan path circuitry including an output register having a flow through mode
US5936977A (en) 1997-09-17 1999-08-10 Cypress Semiconductor Corp. Scan path circuitry including a programmable delay circuit
US6111800A (en) * 1997-12-05 2000-08-29 Cypress Semiconductor Corporation Parallel test for asynchronous memory
DE102004051345B9 (de) * 2004-10-21 2014-01-02 Qimonda Ag Halbleiter-Bauelement, Verfahren zum Ein- und/oder Ausgeben von Testdaten, sowie Speichermodul
DE102004057532A1 (de) * 2004-11-29 2006-06-01 Infineon Technologies Ag Verfahren zum Testen von Halbleiter-Chips unter Verwendung von Registersätzen
GB0526448D0 (en) * 2005-12-23 2006-02-08 Advanced Risc Mach Ltd Diagnostic mode switching

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4451903A (en) * 1981-09-14 1984-05-29 Seeq Technology, Inc. Method and device for encoding product and programming information in semiconductors
US4507761A (en) * 1982-04-20 1985-03-26 Mostek Corporation Functional command for semiconductor memory
DE3232215A1 (de) * 1982-08-30 1984-03-01 Siemens AG, 1000 Berlin und 8000 München Monolithisch integrierte digitale halbleiterschaltung
JPS62250593A (ja) * 1986-04-23 1987-10-31 Hitachi Ltd ダイナミツク型ｒａｍ

Also Published As

Publication number Publication date
KR960001303B1 (ko) 1996-01-25
KR890008850A (ko) 1989-07-12
JPH01169800A (ja) 1989-07-05
JP2790296B2 (ja) 1998-08-27
FR2623652A1 (fr) 1989-05-26
EP0317014A1 (de) 1989-05-24
EP0317014B1 (de) 1992-02-19
US4951254A (en) 1990-08-21

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: PHILIPS ELECTRONICS N.V., EINDHOVEN, NL

8327 Change in the person/name/address of the patent owner

Owner name: KONINKLIJKE PHILIPS ELECTRONICS N.V., EINDHOVEN, N

8339 Ceased/non-payment of the annual fee