EPM3256A ALTERA [Altera Corporation], EPM3256A Datasheet - Page 35

• Manufacturer Part Number: EPM3256A
• Description: Programmable Logic Device Family
• Manufacturer: ALTERA [Altera Corporation]

Altera Corporation
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.
MAX
Table 23. MAX 3000A I
LC
TON
DEV
USED
CCINT
EPM3032A
EPM3064A
EPM3128A
EPM3256A
EPM3512A
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
calculation provides an I
on, as reported in the MAX+PLUS II Report File (.rpt)
the RPT File
(typically 12.5%)
13
MAX 3000A Programmable Logic Device Family Data Sheet
show the typical supply current versus frequency for
CC
Equation Constants
0.85
0.85
0.85
0.85
0.85
A
Table
CC
estimate based on typical
23)
0.36
0.36
0.36
0.36
0.36
B
CC
should be verified
TM
option turned
0.017
0.017
0.017
0.017
0.017
C
35