Altera Cyclone II PowerPlay Early Power Estimator Manual de usuario descargar pdf (Pagina 31)

Altera Corporation 3–15

May 2006 PowerPlay Early Power Estimator User Guide For Cyclone II FPGAs

Using the Cyclone II PowerPlay Early Power Estimator

Table 3–5 describes the I/O bank parameters in the I/O section of the

PowerPlay Early Power Estimator spreadsheet.

Figure 3–11 shows how the V

CCIO

level is listed for each I/O bank. The

PowerPlay Early Power Estimator spreadsheet shows the I

CCIO

listed for

each bank. Select the V

CCIO

voltage in the V

CCIO

column.

Figure 3–11. V

CCIO

Listed for Each I/O Bank

Table 3–5. I/O Bank Information in the I/O Section

Column Heading Description

CCIO

Select the V

CC I O

voltage for each bank. Used to cross-check selected I/O standards

in table below for warning purposes.

CCIO

(A) This shows the total supply current due to the I/O pins in each I/O bank. This may be

higher than the thermal power due to current supplied to off-chip termination resistors.

Unassigned This represents the I

CCI O

of all I/O modules not assigned to an I/O bank.

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Altera Cyclone II PowerPlay Early Power Estimator Manual de usuario Pagina 31