描述:Standard Clock Oscillators Programmable Oscillator 27.000MHz SMD 2.5mm x 3.2mm 20ppm -40 C to +125 C Product Attribute:Attribute Value Manufacturer:ECLIPTEK Product Category:Standard Clock Oscillators
DC综合的时候,时序slack为负,综合的信息会出现很多这种warning,Warning: The following cells only driveasynchronous pins of sequential cells which have notiming constraint. Therefore retiming will not optimizedelay through the
评论