Low-Cost Testing of High-Density Logic Components

  • Authors:
  • Robert W. Bassett;Barry J. Butkus;Stephen L. Dingle;Marc R. Faucher;Pamela S. Gillis;Jeannie H. Panner;John G. Petrovick Jr.;Donald L. Wheater

  • Affiliations:
  • -;-;-;-;-;-;-;-

  • Venue:
  • IEEE Design & Test
  • Year:
  • 1990

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Abstract

The evolution of a testing method and architecture of a logic-device tester to be used for the next generation of IBM's high-density CMOS ASIC (application-specific integrated circuit) logic components is described. The tester's design is based on the architecture of an existing IBM memory tester rather than on a conventional logic-tester design. The testing strategy calls for boundary-scan in each component design, built-in self-test logic within embedded memory arrays, and the use of weighted random-pattern logic testing. The development of the tester hardware is discussed, and capital costs of the new tester are compared with those of other approaches.