FLEX 10K Embedded Programmable Logic Device Family Data Sheet
Notes to tables:
(1) All timing parameters are described in Tables 32 through 38 in this data sheet.
(2) Using an LE to register the signal may provide a lower setup time.
(3) This parameter is specified by characterization.
Tables 106 through 112 show EPF10K250A device internal and external
timing parameters.
Table 106. EPF10K250A Device LE Timing Microparameters
Note (1)
-3 Speed Grade
Symbol
-1 Speed Grade
-2 Speed Grade
Unit
Min
Max
Min
Max
Min
Max
tLUT
0.9
1.2
2.0
0.4
1.4
0.2
0.4
0.8
0.7
1.2
0.6
0.5
1.0
1.3
2.3
0.4
1.6
0.3
0.6
1.0
0.8
1.3
0.7
0.6
1.4
1.6
2.7
0.5
1.9
0.3
0.6
1.1
1.0
1.6
0.9
0.7
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
tCLUT
tRLUT
tPACKED
tEN
tCICO
tCGEN
tCGENR
tCASC
tC
tCO
tCOMB
tSU
1.2
1.2
1.4
1.3
1.7
1.6
tH
tPRE
tCLR
tCH
0.7
0.7
0.8
0.8
0.9
0.9
2.5
2.5
3.0
3.0
3.5
3.5
tCL
114
Altera Corporation
ALTERA [ ALTERA CORPORATION ]
