KR100208043B1 - 시험 패턴 발생기 - Google Patents
시험 패턴 발생기 Download PDFInfo
- Publication number
- KR100208043B1 KR100208043B1 KR1019960706234A KR19960706234A KR100208043B1 KR 100208043 B1 KR100208043 B1 KR 100208043B1 KR 1019960706234 A KR1019960706234 A KR 1019960706234A KR 19960706234 A KR19960706234 A KR 19960706234A KR 100208043 B1 KR100208043 B1 KR 100208043B1
- Authority
- KR
- South Korea
- Prior art keywords
- data
- signal
- generator
- output
- write
- 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
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
- 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
- G01R31/3181—Functional testing
- G01R31/31813—Test pattern generators
-
- 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
- G01R31/3181—Functional testing
- G01R31/319—Tester hardware, i.e. output processing circuits
- G01R31/31917—Stimuli generation or application of test patterns to the device under test [DUT]
- G01R31/31919—Storing and outputting test patterns
-
- 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
- G01R31/3181—Functional testing
- G01R31/319—Tester hardware, i.e. output processing circuits
- G01R31/31917—Stimuli generation or application of test patterns to the device under test [DUT]
- G01R31/31928—Formatter
-
- 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
- G11C29/36—Data generation devices, e.g. data inverters
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C29/00—Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
- G11C29/56—External testing equipment for static stores, e.g. automatic test equipment [ATE]; Interfaces therefor
-
- 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
- G01R31/3181—Functional testing
- G01R31/319—Tester hardware, i.e. output processing circuits
- G01R31/3193—Tester hardware, i.e. output processing circuits with comparison between actual response and known fault free response
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)
Abstract
Description
Claims (2)
- 피측정 디바이스(2)의 논리 비교를 행하는 기대치 데이터를 발생하는 시험 패턴 발생기(1)에 있어서, 제어 신호 발생부(15)로부터의 제1기록 신호에 의해, 데이터 발생부(13)로부터 데이터 신호가 입력되는 데이터 레지스터(41)와; 어드레스 발생부(12)에서 발생한 어드레스로부터 특정한 비트를 취출하는 어드레스 셀렉터(44)와; 제어 신호 발생부(15)로부터의 제2기록 신호에 의해, 데이터 발생부(13)로부터의 데이터 신호를 해당 어드레스 셀렉터(44)로부터 출력된 데이터 선택 신호에 의해 지정된 영역에 입력하는 마스크 데이터 레지스터 파일(42)과; 제어 신호 발생부(15)로부터의 제3기록 신호에 의해, 데이터 발생부(13)로부터의 데이터 신호를 해당 어드레스 셀렉터(44)로부터 출력된 데이터 선택 신호에 의해 지정된 영역에 입력하는 기록 데이터 레지스터 파일(43)과; 해당 어드레스 셀렉터(44)의 출력 신호와, 해당 마스크 데이터 레지스터 파일(42)의 출력 신호와, 해당 기록 데이터 레지스터 파일(43)의 출력 신호에 의해, 해당 데이터 레지스터(41)의 출력 데이터인지, 해당 데이터 발생기(13)의 출력 데이터인지를 합성 출력하는 데이터 포맷터(60)를 구비하는 것을 특징으로 하는 시험 패턴 발생기.
- 제1항에 있어서, 제어 신호 발생부(15)로부터의 선택 신호에 의해, 해당 데이터 포맷터(60)의 출력 신호인지 해당 데이터 발생부(13)의 출력 신호인지를 선택 출력하는 멀티플렉서(50)를 추가로 구비하는 것을 특징으로 하는 시험 패턴 발생기.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP1996/000035 WO1997025717A1 (fr) | 1996-01-12 | 1996-01-12 | Generateur de motif de contrôle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR970705758A KR970705758A (ko) | 1997-10-09 |
| KR100208043B1 true KR100208043B1 (ko) | 1999-07-15 |
Family
ID=14152814
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019960706234A Expired - Fee Related KR100208043B1 (ko) | 1996-01-12 | 1996-01-12 | 시험 패턴 발생기 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US5856985A (ko) |
| KR (1) | KR100208043B1 (ko) |
| WO (1) | WO1997025717A1 (ko) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6032281A (en) * | 1996-01-12 | 2000-02-29 | Advantest Corp. | Test pattern generator for memories having a block write function |
| JP3233068B2 (ja) * | 1997-05-23 | 2001-11-26 | 安藤電気株式会社 | パターン発生装置 |
| JP3235523B2 (ja) * | 1997-08-06 | 2001-12-04 | 日本電気株式会社 | 半導体集積回路 |
| JPH11111000A (ja) * | 1997-09-30 | 1999-04-23 | Ando Electric Co Ltd | 半導体メモリの故障自己診断装置 |
| US6161206A (en) * | 1998-04-30 | 2000-12-12 | Credence Systems Corporation | Pattern generator for a semiconductor integrated circuit tester |
| JP2001312897A (ja) * | 2000-04-27 | 2001-11-09 | Nec Corp | メモリ試験装置及び試験方法 |
| ATE329690T1 (de) * | 2000-05-19 | 2006-07-15 | Johnson Matthey Plc | Katalysatoren mit hoher kobaltoberfläche |
| DE10209078A1 (de) * | 2002-03-01 | 2003-09-18 | Philips Intellectual Property | Integrierter Schaltkreis mit Testschaltung |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4369511A (en) * | 1979-11-21 | 1983-01-18 | Nippon Telegraph & Telephone Public Corp. | Semiconductor memory test equipment |
| US4370746A (en) * | 1980-12-24 | 1983-01-25 | International Business Machines Corporation | Memory address selector |
| JP2613411B2 (ja) * | 1987-12-29 | 1997-05-28 | 株式会社アドバンテスト | メモリ試験装置 |
| EP0541839B1 (en) * | 1991-11-11 | 1993-07-28 | Hewlett-Packard GmbH | Apparatus for generating test signals |
| JP3201423B2 (ja) * | 1992-02-21 | 2001-08-20 | 株式会社アドバンテスト | メモリ試験装置 |
| JP3285037B2 (ja) * | 1992-02-25 | 2002-05-27 | 株式会社アドバンテスト | メモリ試験装置 |
| JPH07220499A (ja) * | 1994-01-31 | 1995-08-18 | Ando Electric Co Ltd | パターン発生装置 |
-
1996
- 1996-01-12 KR KR1019960706234A patent/KR100208043B1/ko not_active Expired - Fee Related
- 1996-01-12 WO PCT/JP1996/000035 patent/WO1997025717A1/ja not_active Ceased
- 1996-12-01 US US08/849,682 patent/US5856985A/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| KR970705758A (ko) | 1997-10-09 |
| US5856985A (en) | 1999-01-05 |
| WO1997025717A1 (fr) | 1997-07-17 |
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