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On-Time Delivery Modeling

IMAGE imgs/OTD10.gif
IMAGE imgs/OTD11.gif

# Wafers / Lot

X

IMAGE imgs/OTD12.gif IMAGE imgs/OTD13.gif IMAGE imgs/OTD14.gif

# Lots Started

BETA DISTRIBUTIONS FOR MOS I.C. YIELDS

10.00%
9.00%
8.00%
7.00%
6.00%
5.00%
4.00%
3.00%
2.00%
1.00%
0.00%

IMAGE imgs/OTD15.gif

X

IMAGE imgs/OTD16.gif

CDF(YIELD)

0%

20%

40%

60%

80%

100%

Probe Yield Distribution

X

IMAGE imgs/OTD17.gif

IMAGE imgs/OTD09.gif Maass
9/96

Factor (Allow for Probability of Scrap Lots)