measurementof SFDR and SNR of ADC in cadence

[prasadel06]

HI...
I AM PRASADH, I AM DOING MY PROJECT ON FLASH ADC IN CADENCE..
HOW CAN I DO THE FFT ANALYSIS IN CADENCE SPECTRE FOR MY CIRCUIT..
ACTUALLY I HAVE TO MEASUER SFDR,SNDR FOR MY CIRCUIT .
CAN ANYONE HELP ME PLEASE....

THANK YOU

 

[caosl]

you can use calculator's dft in cadence, or use SpiceExplorer, the inner function of FFT is very convient.

 

[sankudey]

chkot the folling---




If have questions can write-back--
sankudey

 

[prasadel06]

thank you for reply...

after dft ,how can i measure the sfdr .....

 

[spring1860]

hi
matlab is good for post process

 

[hdqkwr]

Is anybody have some scrip example,can anyone show some to me.