KR970067377A - Apparatus and method for reducing burn-in test time - Google Patents
Apparatus and method for reducing burn-in test time Download PDFInfo
- Publication number
- KR970067377A KR970067377A KR1019960006518A KR19960006518A KR970067377A KR 970067377 A KR970067377 A KR 970067377A KR 1019960006518 A KR1019960006518 A KR 1019960006518A KR 19960006518 A KR19960006518 A KR 19960006518A KR 970067377 A KR970067377 A KR 970067377A
- Authority
- KR
- South Korea
- Prior art keywords
- burn
- cell array
- test
- array block
- word line
- Prior art date
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Classifications
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C29/00—Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
Abstract
1. 청구 범위에 기재된 발명이 속한 기술분야1. Technical field to which the invention described in the claims belongs
소자의 신뢰성 보장하기 위한 반도체 메모리 장치의 번인 테스트 장치 및 그 방법에 관한 것이다.The present invention relates to a burn-in test apparatus and a method of a semiconductor memory device for ensuring reliability of a device.
2. 발명이 해결하려고 하는 기술적 과제2. Technical Challenges to be Solved by the Invention
소장의 신뢰성을 보장하기 위한 반도체 메모리 장치의 번인 테스트 장치 및 그 방법을 제공함에 있다.And to provide a burn-in test apparatus and a method therefor of a semiconductor memory device for ensuring reliability of a small intestine.
3. 발명의 해결방법의 요지3. The point of the solution of the invention
하나의 비트라인과 교차하는 다수개의 워드라인들과 하나의 워드라인과 교차하는 다수개의 비트라인들, 그리고 상기 다수개의 워드라인들과 상기 다수개의 비트라인들의 교차점에 메모리 셀이 존재하는 다수개의 메모리 셀 어레이 블럭을 가지는 반도체 메모리 장치의 번인 테스트 방법에 있어서, 노말동작시에는 상기 메모리 셀 어레이 블럭 내의 한개의 워드라인이 선택되고, 상기 번인 테스트 모드시에는 상기 메모리 셀 어레이 블러내의 다수개의 워드라인을 선택하여 활성화시켜 상기 번인 테스트를 수행하는 것을 요지로 한다.A plurality of bit lines crossing a word line and a plurality of word lines crossing one bit line and a plurality of memory cells having memory cells at the intersections of the plurality of word lines and the plurality of bit lines, A method of testing a semiconductor memory device having a cell array block, comprising the steps of: selecting one word line in the memory cell array block in the normal operation mode and selecting a plurality of word lines in the memory cell array blob And the burn-in test is performed by activating the burn-in test.
4. 발명의 중요한 용도4. Important Uses of the Invention
반도체 메모리 장치의 번인 테스트 장치 및 그 방법에 적합하게 이용된다.And is suitably used for a burn-in test apparatus and a method thereof in a semiconductor memory device.
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is a trivial issue, I did not include the contents of the text.
제3도는 본 발명에 따른 번인 테스트 모드시의 메모리 셀 어레이 블럭의 활성화를 보인 도면, 제4도는 본 발명에 따른 데이타 토폴로지 형태에 의한 한개의 메로리 셀 어레이 블럭내에 선택된 워드라인간의 데이타를 비교한 도면, 제5도는 본 발명에 따른 번인 테스트 모드시의 메모리 셀 어레이 블럭의 활성화를 시키기 위한 디코더의 코아부를 보인 도면.FIG. 4 is a view showing activation of a memory cell array block in a burn-in test mode according to the present invention, FIG. 4 is a view comparing data between selected word lines in one memory cell array block according to a data topology form according to the present invention FIG. 5 is a view showing a core portion of a decoder for activating a memory cell array block in a burn-in test mode according to the present invention; FIG.
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019960006518A KR100223674B1 (en) | 1996-03-12 | 1996-03-12 | Apparatus for reducing burn-in testing time and method thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019960006518A KR100223674B1 (en) | 1996-03-12 | 1996-03-12 | Apparatus for reducing burn-in testing time and method thereof |
Publications (2)
Publication Number | Publication Date |
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KR970067377A true KR970067377A (en) | 1997-10-13 |
KR100223674B1 KR100223674B1 (en) | 1999-10-15 |
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Application Number | Title | Priority Date | Filing Date |
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KR1019960006518A KR100223674B1 (en) | 1996-03-12 | 1996-03-12 | Apparatus for reducing burn-in testing time and method thereof |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100487634B1 (en) * | 1997-12-30 | 2005-08-04 | 주식회사 하이닉스반도체 | Block Control Circuit of Semiconductor Memory Device |
KR100645652B1 (en) * | 1998-09-22 | 2006-11-13 | 지멘스 악티엔게젤샤프트 | Burn-in-test device |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100505606B1 (en) * | 1998-06-16 | 2005-09-26 | 삼성전자주식회사 | Semiconductor memory device and row accessing method thereof |
KR100827444B1 (en) | 2006-12-22 | 2008-05-06 | 삼성전자주식회사 | Semiconductor memory device and burn-in test method thereof |
KR100861364B1 (en) | 2006-12-29 | 2008-10-01 | 주식회사 하이닉스반도체 | Circuit for testing word line of semiconductor memory |
TWI550293B (en) * | 2015-09-09 | 2016-09-21 | 力晶科技股份有限公司 | Wafer level dynamic burn-in test method |
-
1996
- 1996-03-12 KR KR1019960006518A patent/KR100223674B1/en not_active IP Right Cessation
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100487634B1 (en) * | 1997-12-30 | 2005-08-04 | 주식회사 하이닉스반도체 | Block Control Circuit of Semiconductor Memory Device |
KR100645652B1 (en) * | 1998-09-22 | 2006-11-13 | 지멘스 악티엔게젤샤프트 | Burn-in-test device |
Also Published As
Publication number | Publication date |
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KR100223674B1 (en) | 1999-10-15 |
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