Articles 


Using compression to meet pin-limited test requirements
This article looks at the industry’s growing need to maintain high scan compression with fewer test pins, and how Wolfson Microelectronics used DFTMAX compression to meet its pin-limited test requirements.
Jan 21, 2010

NVIDIA licenses Synopsys' yield management tool
Graphics chip vendor NVIDIA has licensed Synopsys' Yield Explorer, a yield management tool said to expedite the discovery and mitigation of yield limiters in leading-edge ICs, to reduce time-to-volume. A complement to Synopsys' TetraMAX diagnostics solution, Yield Explorer links all aspects of the design, manufacturing and test flows into a single data-bank and minimizes design re-spin through rapid and comprehensive capture of design-process-test interactions causing low yield.
Oct 28, 2009

Small Delay Defect Testing
Advances in Synopsys’ TetraMAX ATPG technology have made it possible for semiconductor companies to efficiently target extremely subtle nanometer defects during manufacturing test. This article describes the basic principles behind small delay defect (SDD) ATPG and presents failure statistics on hundreds of thousands of ICs manufactured at STMicroelectronics showing that TetraMAX’s SDD patterns achieve higher defect coverage than standard transition delay patterns.
Jun 01, 2009

Flexible Analysis is Key to Power Integrity
Find out why millions of business professionals turn to LexisNexis® to gain unique insights and make informed decisions.
Oct 20, 2008

Accellera Rolls Power Plan
Find out why millions of business professionals turn to LexisNexis® to gain unique insights and make informed decisions.
Oct 20, 2008

Playing it cool
Power-aware ATPG technology controls thermal and power-rail-droop problems that can damage devices or lead to false failures during production test.
Oct 01, 2008

Optimizing Compression in Scan-based ATPG DFT Implementations
Implementing scan compression on-chip provides significant test cost savings, but how much compression is enough? This article introduces a comprehensive economic model unifying test data reduction and test time reduction principles that describes how to determine the optimal compression level for your designs.
Mar 01, 2007

ITC: Synopsys addresses yield, memory test, and small delay defects
Synopsys announced links between its TetraMAX ATPG tool and Odyssey yield-management system, touted a collaborative effort with Virage Logic, and said it's working with several customers on small-delay-defect test. In addition, Chris Allsup, marketing manager for test automation products, discussed Synopsys ITC demonstrations in an interview with chief editor Rick Nelson.
Oct 27, 2006

Synopsys donates technology to Accellera low-power effort
Top-tier EDA vendor Synopsys Inc. said Tuesday (Sept. 19) it has donated power management technology to the Unified Power Format (UPF) standardization effort of EDA standards organization Accellera.
Sep 19, 2006

Power integrity analysis for billion-transistor full-custom designs
While the move to advanced process technologies has enabled levels of integration to reach new heights, engineers must now work harder than ever to realize those benefits.
Sep 17, 2006

Limits of Test Time Reduction
Nanometer fabrication processes offer higher circuit density and better performance but also present new challenges. Systematic and random defects that were a nuisance above 90 nm are now killer defects.
Jun 01, 2006

Critical Area Optimizations Improve IC Yields
The move to advanced nanometer nodes and new process materials is diminishing semiconductor designers’ ability to estimate and realize device yields.
Jan 09, 2006




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