EP1C4 ALTERA [Altera Corporation], EP1C4 Datasheet - Page 84

• Manufacturer Part Number: EP1C4
• Description: Cyclone FPGA Family Data Sheet
• Manufacturer: ALTERA [Altera Corporation]

Cyclone Device Handbook, Volume 1
4–14
Preliminary
Internal timing parameters are specified on a speed grade basis
independent of device density.
internal timing microparameters for LEs, IOEs, TriMatrix memory
structures, DSP blocks, and MultiTrack interconnects.
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
SU
H
CO
LUT
CLR
PRE
CLKHL
SU
H
CO
PIN2COMBOUT_R
PIN2COMBOUT_C
COMBIN2PIN_R
COMBIN2PIN_C
CLR
PRE
CLKHL
Table 4–25. LE Internal Timing Microparameters
Table 4–26. IOE Internal Timing Microparameters
Symbol
Symbol
1,234
1,234
Min
129
129
Min
348
280
280
29
12
0
-6
-6
1,130
1,135
2,627
2,615
Max
Max
173
454
511
Tables 4–25
1,562
1,562
Min
148
148
Min
400
322
322
33
13
0
-7
-7
through
1,299
1,305
3,021
3,007
Max
Max
198
522
587
1,818
1,818
4–28
Min
Min
167
167
452
364
364
37
15
0
Altera Corporation
show the
-8
-8
January 2007
1,469
1,475
3,415
3,399
Max
Max
224
590
664
Unit
Unit
ps
ps
ps
ps
ps
ps
ps
ps
ps
ps
ps
ps
ps
ps
ps
ps
ps