DE69128223T2 - Halbleiterspeicher mit einer Flagge zum Prüfmodusanzeigen - Google Patents

Halbleiterspeicher mit einer Flagge zum Prüfmodusanzeigen

Info

Publication number
DE69128223T2
DE69128223T2 DE69128223T DE69128223T DE69128223T2 DE 69128223 T2 DE69128223 T2 DE 69128223T2 DE 69128223 T DE69128223 T DE 69128223T DE 69128223 T DE69128223 T DE 69128223T DE 69128223 T2 DE69128223 T2 DE 69128223T2
Authority
DE
Germany
Prior art keywords
test mode
power
special
series
terminal
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
DE69128223T
Other languages
English (en)
Other versions
DE69128223D1 (de
Inventor
Randy Charles Steele
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.)
STMicroelectronics lnc USA
Original Assignee
SGS Thomson Microelectronics Inc
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 SGS Thomson Microelectronics Inc filed Critical SGS Thomson Microelectronics Inc
Publication of DE69128223D1 publication Critical patent/DE69128223D1/de
Application granted granted Critical
Publication of DE69128223T2 publication Critical patent/DE69128223T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Tests Of Electronic Circuits (AREA)
  • For Increasing The Reliability Of Semiconductor Memories (AREA)
  • Semiconductor Integrated Circuits (AREA)
  • Dram (AREA)
  • Logic Circuits (AREA)
  • Test And Diagnosis Of Digital Computers (AREA)
DE69128223T 1990-08-17 1991-08-12 Halbleiterspeicher mit einer Flagge zum Prüfmodusanzeigen Expired - Fee Related DE69128223T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/570,124 US5299203A (en) 1990-08-17 1990-08-17 Semiconductor memory with a flag for indicating test mode

Publications (2)

Publication Number Publication Date
DE69128223D1 DE69128223D1 (de) 1998-01-02
DE69128223T2 true DE69128223T2 (de) 1998-06-18

Family

ID=24278343

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69128223T Expired - Fee Related DE69128223T2 (de) 1990-08-17 1991-08-12 Halbleiterspeicher mit einer Flagge zum Prüfmodusanzeigen

Country Status (5)

Country Link
US (1) US5299203A (de)
EP (2) EP0768675A3 (de)
JP (1) JPH05312926A (de)
KR (1) KR100205448B1 (de)
DE (1) DE69128223T2 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5781753A (en) * 1989-02-24 1998-07-14 Advanced Micro Devices, Inc. Semi-autonomous RISC pipelines for overlapped execution of RISC-like instructions within the multiple superscalar execution units of a processor having distributed pipeline control for speculative and out-of-order execution of complex instructions
US5072138A (en) 1990-08-17 1991-12-10 Sgs-Thomson Microelectronics, Inc. Semiconductor memory with sequential clocked access codes for test mode entry
JP2639319B2 (ja) * 1993-09-22 1997-08-13 日本電気株式会社 半導体装置
US6144594A (en) * 1996-01-19 2000-11-07 Stmicroelectronics, Inc. Test mode activation and data override
EP0801401B1 (de) * 1996-04-02 2003-08-27 STMicroelectronics, Inc. Prüfung und Reparatur einer eingebetteten Speicherschaltung
DE19742597A1 (de) 1997-09-26 1999-04-08 Siemens Ag Digitaler Speicher und Betriebsverfahren für einen digitalen Speicher
TW527491B (en) * 1999-02-02 2003-04-11 Fujitsu Ltd Test method and test circuit for electronic device
US6851080B1 (en) * 1999-02-05 2005-02-01 3Com Corporation Automatic activation of ASIC test mode
FR2794867B1 (fr) 1999-06-08 2001-08-10 St Microelectronics Sa Circuit de detection et de memorisation d'une surtension
DE10124735C1 (de) * 2001-05-21 2002-11-14 Infineon Technologies Ag Verfahren zum Testen von Halbleiter-Chips
US7783876B2 (en) * 2007-05-01 2010-08-24 Hewlett-Packard Development Company, L.P. Comparing characteristics prior to booting devices
US8627510B2 (en) * 2009-08-03 2014-01-07 Lexmark International, Inc. Electronic device and method for operating the electronic device
CN111458621B (zh) * 2019-01-21 2022-03-01 华邦电子股份有限公司 集成电路及其多芯片状态的检测方法

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4654849B1 (en) * 1984-08-31 1999-06-22 Texas Instruments Inc High speed concurrent testing of dynamic read/write memory array
JPS61191973A (ja) * 1985-02-20 1986-08-26 Fujitsu Ltd 試験回路をそなえた半導体集積回路
JPS61239491A (ja) * 1985-04-13 1986-10-24 Fujitsu Ltd 電子装置
JPS62170094A (ja) * 1986-01-21 1987-07-27 Mitsubishi Electric Corp 半導体記憶回路
US4752729A (en) * 1986-07-01 1988-06-21 Texas Instruments Incorporated Test circuit for VSLI integrated circuits
US4860290A (en) * 1987-06-02 1989-08-22 Texas Instruments Incorporated Logic circuit having individually testable logic modules
JPH01132980A (ja) * 1987-11-17 1989-05-25 Mitsubishi Electric Corp テスト機能付電子回路装置
JPH081760B2 (ja) * 1987-11-17 1996-01-10 三菱電機株式会社 半導体記憶装置
FR2623652A1 (fr) * 1987-11-20 1989-05-26 Philips Nv Unite de memoire statique a plusieurs modes de test et ordinateur muni de telles unites
JPH01205788A (ja) * 1988-02-12 1989-08-18 Toshiba Corp 半導体集積回路
JPH01245497A (ja) * 1988-03-28 1989-09-29 Nec Corp 半導体メモリ
US4975641A (en) * 1988-07-14 1990-12-04 Sharp Kabushiki Kaisha Integrated circuit and method for testing the integrated circuit
EP0475588B1 (de) 1990-08-17 1996-06-26 STMicroelectronics, Inc. Halbleiter-Speicher mit unterdrücktem Testmodus-Eingang während des Strom-Einschaltens
US5134586A (en) 1990-08-17 1992-07-28 Sgs-Thomson Microelectronics, Inc. Semiconductor memory with chip enable control from output enable during test mode
US5134587A (en) 1990-08-17 1992-07-28 Sgs-Thomson Microelectronics, Inc. Semiconductor memory with automatic test mode exit on chip enable
US5072138A (en) 1990-08-17 1991-12-10 Sgs-Thomson Microelectronics, Inc. Semiconductor memory with sequential clocked access codes for test mode entry
US5072137A (en) 1990-08-17 1991-12-10 Sgs-Thomson Microelectronics, Inc. Semiconductor memory with a clocked access code for test mode entry
US5115146A (en) 1990-08-17 1992-05-19 Sgs-Thomson Microelectronics, Inc. Power-on reset circuit for controlling test mode entry
JPH1130394A (ja) * 1997-07-11 1999-02-02 Hitachi Constr Mach Co Ltd 建設機械の給脂装置

Also Published As

Publication number Publication date
KR100205448B1 (ko) 1999-07-01
JPH05312926A (ja) 1993-11-26
DE69128223D1 (de) 1998-01-02
EP0471540A3 (en) 1993-02-03
EP0471540A2 (de) 1992-02-19
EP0471540B1 (de) 1997-11-19
EP0768675A3 (de) 2000-05-03
US5299203A (en) 1994-03-29
KR920005169A (ko) 1992-03-28
EP0768675A2 (de) 1997-04-16

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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