Altera Cyclone II PowerPlay Early Power Estimator - Manual (Page 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
V
C C I O
Select the V
CC I O
voltage for each bank. Used to cross-check selected I/O standards
in table below for warning purposes.
I
C C I O
(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.