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14th IEEE VLSI Test Symposium (VTS '96)
Synthesis-for-scan and scan chain ordering
Princeton, NJ
April 28-May 01
ISBN: 0-8186-7304-4
| ASCII Text | x | ||
| R.B. Norwood, E.J. McCluskey, "Synthesis-for-scan and scan chain ordering," VLSI Test Symposium, IEEE, pp. 87, 14th IEEE VLSI Test Symposium (VTS '96), 1996. | |||
| BibTex | x | ||
| @article{ 10.1109/VTEST.1996.510840, author = {R.B. Norwood and E.J. McCluskey}, title = {Synthesis-for-scan and scan chain ordering}, journal ={VLSI Test Symposium, IEEE}, volume = {0}, year = {1996}, isbn = {0-8186-7304-4}, pages = {87}, doi = {http://doi.ieeecomputersociety.org/10.1109/VTEST.1996.510840}, publisher = {IEEE Computer Society}, address = {Los Alamitos, CA, USA}, } | |||
| RefWorks Procite/RefMan/Endnote | x | ||
| TY - CONF JO - VLSI Test Symposium, IEEE TI - Synthesis-for-scan and scan chain ordering SN - 0-8186-7304-4 SP EP A1 - R.B. Norwood, A1 - E.J. McCluskey, PY - 1996 KW - logic testing; sequential circuits; design for testability; logic design; integrated circuit testing; boundary scan testing; flip-flops; integrated logic circuits; integrated circuit design; VLSI; synthesis-for-scan procedure; scan chain ordering; testable circuit design; functional specifications; test strategy; beneficial scan; logic synthesis VL - 0 JA - VLSI Test Symposium, IEEE ER - | |||
Designing a testable circuit is often a two step process. First, the circuit is designed to conform to the functional specifications. Then, the testability aspects are added. By taking the test strategy into account during the synthesis of the circuit, the overhead due to the test features can be reduced. We present a synthesis-for-scan procedure, called beneficial scan, that orders the scan chain(s) during logic synthesis to minimize the area and performance overhead due to the scan-path by sharing the functional and the test logic. The results show that circuits synthesized with beneficially-ordered scan chains consistently have smaller area and are easier to route than circuits with traditional MUXed flip-flop scan-paths.
Index Terms:
logic testing; sequential circuits; design for testability; logic design; integrated circuit testing; boundary scan testing; flip-flops; integrated logic circuits; integrated circuit design; VLSI; synthesis-for-scan procedure; scan chain ordering; testable circuit design; functional specifications; test strategy; beneficial scan; logic synthesis
Citation:
R.B. Norwood, E.J. McCluskey, "Synthesis-for-scan and scan chain ordering," vts, pp.87, 14th IEEE VLSI Test Symposium (VTS '96), 1996
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