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发表于 2011-12-12 20:28:33
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timing_clock_gating_propagate_enable :Allows the gating-enable signal delay to propagate through the gating cell.
timing_separate_clock_gating_group:Specifies if a separate cost group is used for clock-gating checks in timing analysis, reports, and optimization.
timing_use_enhanced_capacitance_modeling:Specifies the use of the following attributes found on a library pin: rise_capacitance_range(low, high); fall_capaci tance_range(low, high), rise_capacitance, and fall_capacitance. |
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