BiST Model for IC RF-Transceiver Front-End

  • Authors:
  • Jerzy Dabrowski

  • Affiliations:
  • -

  • Venue:
  • DFT '03 Proceedings of the 18th IEEE International Symposium on Defect and Fault Tolerance in VLSI Systems
  • Year:
  • 2003

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Abstract

In this paper a BiST technique for RF transceiver front-end is presented. The test is aimed atspot defects typical of mass production in CMOS process. The loop-back approach is used todetect the faults modeled as resistive breaks or bridges. The resulting impairments in gain, noise figure or selectivity of the RF blocks are considered functional-level faults, and as suchare subjected to test with PRBS stimulus and BER as the response at base-band. The extra test circuitry is limited and the on-chip resources are used to set-up the BiST. A model of GSMtransceiver with BiST is investigated to verify the proposed approach.