asyn fifo: primetime STA analysis

[openwindows]

sta analysis

i need add the command:set_false_path for my asyn fifo 2 clocks of my design when i do primetime STA analysis in my PT script?

 

[foster_cn]

fifo sta

you can reference the Clifford E. Cummings's paper
Synthesis and Scripting Techniques for Designing Multi-Asynchronous Clock Designs.

Hopes this helps!

 

[realtek]

sta analysis apr

can you upload this paper ???

 

[eda_wiz]

prime time, fifo

Link

http://www.sunburst-design.com/papers/CummingsSNUG2001SJ_AsyncClk_rev1_1.pdf

 

[foster_cn]

sta fifo

you no need to add the tow async clock to you set_false_path, just gray coded write pointer and read pointer, is ok.