Altera PowerPlay Early Power Estimator User Manual

Page 22

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background image

3–8

Altera

Corporation

PowerPlay Early Power Estimator For Arria GX FPGAs

May 2008

PowerPlay Early Power Estimator Inputs

Figure 3–3. 4-Bit Counter Example

Figure 3–4

shows the device PowerPlay Early Power Estimator

spreadsheet and the estimated power consumed by the logic in this
design.

Figure 3–4. Logic Section in the PowerPlay Early Power Estimator

PRN

CLRN

T

Q

TFF

PRN

CLRN

T

Q

TFF

PRN

CLRN

T

Q

TFF

PRN

CLRN

T

Q

TFF

V

CC

V

CC

V

CC

V

CC

cout2

cout1

cout0

clock

cout3

OUTPUT

cout0

cout0

OUTPUT

cout3

cout3

OUTPUT

cout2

cout2

OUTPUT

cout1

cout1

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