Altera PowerPlay Early Power Estimator User Manual
Page 14
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2–6
Altera
Corporation
PowerPlay Early Power Estimator For Arria GX FPGAs
May 2008
Entering Information into the PowerPlay Early Power Estimator
Importing a file from the Quartus II software populates all input
parameters on the main page that were specified in the Quartus II
software. These parameters include:
•
Family
•
Device
•
Package
•
Temperature grade
•
Power characteristics
•
Ambient or junction temperature
•
Heat sink
•
Airflow
•
Custom
θ
SA
or custom
θ
JA
•
Board thermal model
•
Custom
θ
JB
•
Board temperature
The ambient or junction temperature, airflow, heat sink, custom
θ
SA
, or
custom
θ
JA
board thermal model, custom
θ
JB
, and board temperature
parameters are optional. See
“Main Input Parameters” on page 3–1
more information on these parameters.
The f
MAX
values imported into the PowerPlay Early Power Estimator
spreadsheet are the same as the f
MAX
values specified by the designer in
the Quartus II software. You can manually edit the f
MAX
and the toggle
percentage in the PowerPlay Early Power Estimator spreadsheet to suit
your system requirements.