DocumentCode
2752392
Title
An experimental analysis of spot defects in SRAMs: realistic fault models and tests
Author
Hamdioui, Said ; Van de Goor, Ad J.
Author_Institution
Intel Corp., Santa Clara, CA, USA
fYear
2000
fDate
2000
Firstpage
131
Lastpage
138
Abstract
In this paper a complete analysis of spot defects in industrial SRAMs will be presented. All possible defects are simulated, and the resulting electrical faults are transformed into functional fault models. The existence of the usually used theoretical memory fault models will be verified and new ones will be presented. Finally, a new march test detecting all realistic faults, with a test length of 14n, will be introduced, and its fault coverage is compared with other known tests
Keywords
SRAM chips; integrated circuit testing; SRAMs; fault coverage; fault models; functional fault models; spot defects; Bridge circuits; Circuit faults; Circuit testing; Costs; Electrical fault detection; Random access memory; Resistors; SPICE; System testing; Variable structure systems;
fLanguage
English
Publisher
ieee
Conference_Titel
Test Symposium, 2000. (ATS 2000). Proceedings of the Ninth Asian
Conference_Location
Taipei
ISSN
1081-7735
Print_ISBN
0-7695-0887-1
Type
conf
DOI
10.1109/ATS.2000.893615
Filename
893615
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