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Adjusted margin for the period in elmore model

This commit is contained in:
Hunter Nichols 2021-01-11 12:53:14 -08:00
parent d8437249f7
commit 6b053c8185
1 changed files with 3 additions and 2 deletions
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5
compiler/characterizer/elmore.py
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@ -81,8 +81,9 @@ class elmore(simulation):
else: else:
debug.error("Measurement name not recognized: {}".format(mname), 1) debug.error("Measurement name not recognized: {}".format(mname), 1)
# Estimate the period as double the delay with margin # Margin for error in period. Calculated by averaging required margin for a small and large
period_margin = 0.1 # memory. FIXME: margin is quite large, should be looked into.
period_margin = 1.85
sram_data = {"min_period": (max_delay / 1e3) * 2 * period_margin, sram_data = {"min_period": (max_delay / 1e3) * 2 * period_margin,
"leakage_power": power.leakage} "leakage_power": power.leakage}