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EP2SGX60CF780C4N Datasheet, PDF (246/316 Pages) Altera Corporation – Support for numerous single-ended and differential I/O standards | |||
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Timing Model
Stratix II GX Clock Timing Parameters
See Tables 4â62 through 4â78 for Stratix II GX clock timing parameters.
Table 4â62. Stratix II GX Clock Timing Parameters
Symbol
tCIN
tCOUT
tPLLCIN
tPLLCOUT
Parameter
Delay from clock pad to I/O input register
Delay from clock pad to I/O output register
Delay from PLL inclk pad to I/O input register
Delay from PLL inclk pad to I/O output register
EP2SGX30 Clock Timing Parameters
Tables 4â63 through 4â66 show the maximum clock timing parameters
for EP2SGX30 devices.
Table 4â63. EP2SGX30 Column Pins Global Clock Timing Parameters
Parameter
tC I N
tC O U T
tP L L C I N
tP L L C O U T
Fast Corner
Industrial Commercial
1.615
1.450
0.11
-0.055
1.633
1.468
0.129
-0.036
-3 Speed
Grade
2.669
2.427
0.428
0.186
-4 Speed
Grade
2.968
2.698
0.466
0.196
-5 Speed
Grade
3.552
3.228
0.547
0.223
Units
ns
ns
ns
ns
Table 4â64. EP2SGX30 Row Pins Global Clock Timing Parameters
Parameter
tC I N
tC O U T
tP L L C I N
tP L L C O U T
Fast Corner
Industrial Commercial
1.365
1.370
-0.151
-0.146
1.382
1.387
-0.136
-0.131
-3 Speed
Grade
2.280
2.276
0.043
0.039
-4 Speed
Grade
2.535
2.531
0.037
0.033
-5 Speed
Grade
3.033
3.028
0.032
0.027
Units
ns
ns
ns
ns
4â76
Stratix II GX Device Handbook, Volume 1
Altera Corporation
June 2009
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