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A Fast Optimal Robust Path Delay Fault Testable Adder
Conference proceeding

A Fast Optimal Robust Path Delay Fault Testable Adder

Bernd Becker, Rolf Drechsler, Rolf Krieger and Sudhakar Reddy
Proceedings of the 1996 European conference on design and test, pp.491-498
EDTC '96
03/11/1996
DOI: 10.1109/EDTC.1996.494346

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Abstract

In this paper we explore the test complexity of the adder function with respect to the robust path delay fault model. A lower bound of Omega(n2) for the cardinality of a complete test set for a combinational n-bit adder is proven. This result is valid for any adder design known until now. In addition we present a fast O(sqrt(n))-time adder that is fully robust path delay fault testable with a test set of size Theta(n^2).
test, adder, path delay fault model

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