JPS57105898A - Field programmable element - Google Patents

Field programmable element

Info

Publication number
JPS57105898A
JPS57105898A JP18229580A JP18229580A JPS57105898A JP S57105898 A JPS57105898 A JP S57105898A JP 18229580 A JP18229580 A JP 18229580A JP 18229580 A JP18229580 A JP 18229580A JP S57105898 A JPS57105898 A JP S57105898A
Authority
JP
Japan
Prior art keywords
write
current
leakage resistance
cell
collector region
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
JP18229580A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6129079B2 (enExample
Inventor
Koji Ueno
Toshitaka Fukushima
Kazumi Koyama
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.)
Fujitsu Ltd
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
Priority to JP18229580A priority Critical patent/JPS57105898A/ja
Priority to EP81306060A priority patent/EP0055918B1/en
Priority to DE8181306060T priority patent/DE3173031D1/de
Priority to IE3063/81A priority patent/IE52145B1/en
Priority to US06/333,653 priority patent/US4459694A/en
Publication of JPS57105898A publication Critical patent/JPS57105898A/ja
Publication of JPS6129079B2 publication Critical patent/JPS6129079B2/ja
Granted 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
    • 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
    • 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

Landscapes

  • Read Only Memory (AREA)
  • For Increasing The Reliability Of Semiconductor Memories (AREA)
  • Techniques For Improving Reliability Of Storages (AREA)
  • Testing Or Measuring Of Semiconductors Or The Like (AREA)
  • Semiconductor Integrated Circuits (AREA)
  • Semiconductor Memories (AREA)
JP18229580A 1980-12-23 1980-12-23 Field programmable element Granted JPS57105898A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP18229580A JPS57105898A (en) 1980-12-23 1980-12-23 Field programmable element
EP81306060A EP0055918B1 (en) 1980-12-23 1981-12-22 A field programmable semiconductor memory device
DE8181306060T DE3173031D1 (en) 1980-12-23 1981-12-22 A field programmable semiconductor memory device
IE3063/81A IE52145B1 (en) 1980-12-23 1981-12-23 A field programmable semiconductor memory device
US06/333,653 US4459694A (en) 1980-12-23 1981-12-23 Field programmable device with circuitry for detecting poor insulation between adjacent word lines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18229580A JPS57105898A (en) 1980-12-23 1980-12-23 Field programmable element

Publications (2)

Publication Number Publication Date
JPS57105898A true JPS57105898A (en) 1982-07-01
JPS6129079B2 JPS6129079B2 (enExample) 1986-07-04

Family

ID=16115780

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18229580A Granted JPS57105898A (en) 1980-12-23 1980-12-23 Field programmable element

Country Status (5)

Country Link
US (1) US4459694A (enExample)
EP (1) EP0055918B1 (enExample)
JP (1) JPS57105898A (enExample)
DE (1) DE3173031D1 (enExample)
IE (1) IE52145B1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60109241A (ja) * 1983-11-17 1985-06-14 Fujitsu Ltd 半導体装置の製造方法

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59198596A (ja) * 1983-04-22 1984-11-10 Hitachi Micro Comput Eng Ltd 検査回路
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
US4718042A (en) * 1985-12-23 1988-01-05 Ncr Corporation Non-destructive method and circuit to determine the programmability of a one time programmable device
JPS62157400A (ja) * 1985-12-27 1987-07-13 Fujitsu Ltd 半導体記憶回路
US4731760A (en) * 1986-05-05 1988-03-15 Motorola, Inc. On-chip test circuitry for an ECL PROM
EP0253161B1 (en) * 1986-06-25 1991-10-16 Nec Corporation Testing circuit for random access memory device
US4801869A (en) * 1987-04-27 1989-01-31 International Business Machines Corporation Semiconductor defect monitor for diagnosing processing-induced defects
JPS6425399A (en) * 1987-07-21 1989-01-27 Fujitsu Ltd Programmable device and its test method
US5329470A (en) * 1988-12-02 1994-07-12 Quickturn Systems, Inc. Reconfigurable hardware emulation system
US5109353A (en) * 1988-12-02 1992-04-28 Quickturn Systems, Incorporated Apparatus for emulation of electronic hardware system
US5353243A (en) * 1989-05-31 1994-10-04 Synopsys Inc. Hardware modeling system and method of use
US5369593A (en) * 1989-05-31 1994-11-29 Synopsys Inc. System for and method of connecting a hardware modeling element to a hardware modeling system
JPH0754781A (ja) * 1993-08-11 1995-02-28 Paramount Bed Co Ltd 供給エア圧可変型エアポンプ装置
JPH0754780A (ja) * 1993-08-11 1995-02-28 Paramount Bed Co Ltd 供給エア圧可変型エアポンプ装置
US5680583A (en) * 1994-02-16 1997-10-21 Arkos Design, Inc. Method and apparatus for a trace buffer in an emulation system
US5841967A (en) * 1996-10-17 1998-11-24 Quickturn Design Systems, Inc. Method and apparatus for design verification using emulation and simulation
US5960191A (en) * 1997-05-30 1999-09-28 Quickturn Design Systems, Inc. Emulation system with time-multiplexed interconnect
US5970240A (en) * 1997-06-25 1999-10-19 Quickturn Design Systems, Inc. Method and apparatus for configurable memory emulation
US6704677B2 (en) * 2001-12-14 2004-03-09 Sun Microsystems, Inc. Method and apparatus for generating a data pattern for simultaneously testing multiple bus widths
US8959010B1 (en) 2011-12-08 2015-02-17 Cadence Design Systems, Inc. Emulation system with improved reliability of interconnect and a method for programming such interconnect
US8743735B1 (en) 2012-01-18 2014-06-03 Cadence Design Systems, Inc. Emulation system for verifying a network device

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5466042A (en) * 1977-11-04 1979-05-28 Nec Corp Programable read-only memory

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL267533A (enExample) * 1960-07-29
US3995215A (en) * 1974-06-26 1976-11-30 International Business Machines Corporation Test technique for semiconductor memory array
US4055802A (en) * 1976-08-12 1977-10-25 Bell Telephone Laboratories, Incorporated Electrical identification of multiply configurable circuit array
US4254477A (en) * 1978-10-25 1981-03-03 Mcdonnell Douglas Corporation Reconfigurable memory circuit
EP0011974B1 (en) * 1978-11-25 1984-02-15 Fujitsu Limited Programmable memory device provided with test means
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
US4301535A (en) * 1979-07-02 1981-11-17 Mostek Corporation Programmable read only memory integrated circuit with bit-check and deprogramming modes and methods for programming and testing said circuit
US4389715A (en) * 1980-10-06 1983-06-21 Inmos Corporation Redundancy scheme for a dynamic RAM

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5466042A (en) * 1977-11-04 1979-05-28 Nec Corp Programable read-only memory

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60109241A (ja) * 1983-11-17 1985-06-14 Fujitsu Ltd 半導体装置の製造方法

Also Published As

Publication number Publication date
EP0055918B1 (en) 1985-11-21
DE3173031D1 (en) 1986-01-02
IE52145B1 (en) 1987-07-08
JPS6129079B2 (enExample) 1986-07-04
IE813063L (en) 1982-06-23
US4459694A (en) 1984-07-10
EP0055918A3 (en) 1982-08-04
EP0055918A2 (en) 1982-07-14

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