Altera PowerPlay Early Power Estimator Manual do Utilizador descarregar pdf (Página 37)

Altera Corporation 3–23

May 2008 PowerPlay Early Power Estimator For Arria GX FPGAs

Using the PowerPlay Early Power Estimator

Table 3–7 describes the parameters in the HSDI section of the PowerPlay

Early Power Estimator.

Figure 3–14 shows the PowerPlay Early Power Estimator spreadsheet

and the estimated power consumed by HSDI blocks for this design.

Figure 3–14. HSDI Section in the PowerPlay Early Power Estimator

Table 3–7. HSDI Section Information

Column Heading Description

TX/RX Module Enter a name for the module in this column. This is an optional value.

Data Rate (Mbps) Enter the maximum data rate in Mbps of the receiver or transmitter module. The

SERDES circuitry can transmit and receive data up to 840 Mbps per channel.

Therefore, the data rate must be a decimal number from 0 to 840 Mbps.

# of Channels Enter the number of receiver and transmitter channels running at the above data

rate.

Toggle % Enter the average percentage of toggling on each clock cycle. The toggle % ranges

from 0 to 100%. The default toggle percentage is 50%.

Total Power This shows the estimated power in W, based on the data rate and number of

channels entered. This value is calculated automatically.

User Comments Enter any comments. This is an optional entry.

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