Altera PowerPlay Early Power Estimator Manual do Utilizador descarregar pdf (Página 11)

Chapter 2: Setting Up Cyclone III PowerPlay Early Power Estimator 2–5

Entering Information into the PowerPlay Early Power Estimator

1 After importing a file, you must verify all your information.

Importing a file from the Quartus II software populates all input parameters on the

Main page that is specified in the Quartus

II software. These parameters include:

■ Family

■ Device

■ Package

■ Temperature grade

■ Power characteristics

■ Ambient or junction temperature

■ Airflow

■ Heat sink

■ Custom 

or Custom 

■ Board thermal model

The ambient or junction temperature, airflow, heat sink, Custom 

or Custom 

and board thermal model parameters are optional.

For more information about these parameters, refer to “Main Input Parameters” on

page 3–1.

The f

MAX

values imported into the PowerPlay Early Power Estimator 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 to suit

your system requirements.

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