EP2SGX30C Datasheet, PDF (246/314 Pages) Altera Corporation – Stratix II GX Device

Timing Model
Stratix II GX Clock Timing Parameters
See Tables 4–62 through 4–78 for Stratix II GX clock timing parameters.
Table 4–62. Stratix II GX Clock Timing Parameters
Symbol
t_CIN
t_COUT
t_PLLCIN
t_PLLCOUT
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 4–63 through 4–66 show the maximum clock timing parameters
for EP2SGX30 devices.
Table 4–63. EP2SGX30 Column Pins Global Clock Timing Parameters
Parameter
t_{C I N}
t_{C O U T}
t_{P L L C I N}
t_{P 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 4–64. EP2SGX30 Row Pins Global Clock Timing Parameters
Parameter
t_{C I N}
t_{C O U T}
t_{P L L C I N}
t_{P 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
4–76
Stratix II GX Device Handbook, Volume 1
Altera Corporation
October 2007