epm3064a Altera Corporation, epm3064a Datasheet - Page 39

• Manufacturer Part Number: epm3064a
• Description: Programmable Logic Device Family
• Manufacturer: Altera Corporation

Power
Consumption
Altera Corporation
Supply power (P) versus frequency (f
devices is calculated with the following equation:
P = P
The P
and switching frequency, can be calculated using the guidelines given in
Application Note 74 (Evaluating Power for Altera
The I
logic. The I
I
(A × MC
The parameters in the I
MC
MC
MC
f
tog
A, B, C
The I
conditions using a pattern of a 16–bit, loadable, enabled, up/down
counter in each LAB with no output load. Actual I
during operation because this measurement is sensitive to the actual
pattern in the device and the environmental operating conditions.
Figures 12
MAX 3000A devices.
CCINT
MAX
Table 26. MAX 3000A I
LC
TON
DEV
USED
CCINT
CCINT
INT
IO
EPM3032A
EPM3064A
EPM3128A
EPM3256A
EPM3512A
=
value, which depends on the device output load characteristics
TON
+ P
Device
= Number of macrocells with the Turbo Bit
= Number of macrocells in the device
= Total number of macrocells in the design, as reported in
= Highest clock frequency to the device
= Average percentage of logic cells toggling at each clock
= Constants (shown in
and
CCINT
value depends on the switching frequency and the application
calculation provides an I
IO
) + [B × (MC
on, as reported in the Quartus II or MAX+PLUS II Report
File (.rpt)
the RPT File
(typically 12.5%)
= I
13
MAX 3000A Programmable Logic Device Family Data Sheet
value is calculated with the following equation:
CCINT
show the typical supply current versus frequency for
CC
CCINT
× V
Equation Constants
DEV
CC
– MC
equation are:
+ P
0.71
0.71
0.71
0.71
0.71
A
IO
TON
Table
CC
MAX
)] + (C × MC
estimate based on typical
26)
, in MHz) for MAX 3000A
Devices).
0.30
0.30
0.30
0.30
0.30
B
CC
USED
should be verified
TM
× f
option turned
MAX
0.014
0.014
0.014
0.014
0.014
× tog
C
LC
39
)