Altera PowerPlay Early Power Estimator Bedienungsanleitung PDF herunterladen (Seite 44)

3–30 Altera Corporation

PowerPlay Early Power Estimator For Arria GX FPGAs May 2008

PowerPlay Early Power Estimator Inputs

Figure 3–20 shows the Arria GX device PowerPlay Early Power Estimator

spreadsheet and the estimated power consumed by XCVR blocks for an

example design.

Figure 3–20. XCVR Section in the Early Power Estimator

Pre-Emphasis Setting Second

Post-Tap

Enter the pre-emphasis second post-tap setting used by the transmitter.

VOD Setting Enter the output differential voltage (VOD) setting of the GXB Transmitter

channel PMA. It is assumed that the transmitter uses a termination

resistance of 100 Ω.

ADCE Enter whether or not the Adaptive Dispersion Control Engine (ADCE)

feature is used.

Channel Power (W) This shows the total power of the GXB Transmitter channel PMA and GXB

Receiver channel PMA blocks for all channels (in W). This value is

calculated automatically.

CCU Power (W) This shows the total power of the GXB PLLs and control circuitry for all

channels (in W). This value is calculated automatically.

Total Power (W) This shows the sum of the channel power and CCU power (in W). This

value is calculated automatically.

User Comments Enter any comments. This an optional entry.

Table 3–11. XCVR Section Information (Part 2 of 2)

Column Heading Description

1 2 ... 39 40 41 42 43 44 45 46 47 48 49 ... 57 58

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Altera PowerPlay Early Power Estimator Bedienungsanleitung Seite 44