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BF531 Power Consumption

Question asked by Thamizh on Jan 20, 2010
Latest reply on Jan 28, 2010 by Thamizh

Hi,

 

I have few question in the BF531 external power(VddEXT) estimation based on EE note EE229.

 


1) while calculating the power for sport how many pins i need to taken in to account? either only clock signals are including data lines?


2) At based on what factor the toggle ratio and the utilisation factor are calculated?

 

3) while calculating PPI and SPI how many pins i need to taken in to account, either only clocks are with all data lines?

 

4) Suppose i am connecting one NOR flash and USB device in the AMS bank 0 and AMS bank 1 for that how i need to calculate the pin count, utilization factor etc...

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