DC Characteristics and Timing Specifications
Table 5–27. EP2C20/A Column Pins Global Clock Timing Parameters (Part 2 of 2)
Fast Corner
–7 Speed
Grade
(1)
–7 Speed
Grade
(2)
–6 Speed
Grade
–8 Speed
Grade
Parameter
Unit
Industrial/
Commercial
Automotive
tPLLCOUT
–0.337
–0.357
0.079
0.04
0.075
0.045
ns
Notes to Table 5–27:
(1) These numbers are for commercial devices.
(2) These numbers are for automotive devices.
Table 5–28. EP2C20/A Row Pins Global Clock Timing Parameters
Fast Corner
–7 Speed
Grade
–7 Speed
Grade
(2)
–6 Speed
Grade
–8 Speed
Grade
Parameter
Unit
Industrial/
Commercial
(1)
Automotive
tCIN
1.542
1.544
1.615
1.617
2.490
2.506
2.651
2.664
2.886
2.894
2.866
2.874
ns
ns
ns
ns
tCOUT
tPLLCIN
tPLLCOUT
–0.424
–0.422
–0.448
–0.446
–0.057
–0.041
–0.107
–0.094
–0.077
–0.069
–0.107
–0.099
Notes to Table 5–28:
(1) These numbers are for commercial devices.
(2) These numbers are for automotive devices.
EP2C35 Clock Timing Parameters
Tables 5–29 and 5–30 show the clock timing parameters for EP2C35
devices.
Table 5–29. EP2C35 Column Pins Global Clock Timing Parameters
Fast Corner
–6 Speed
Grade
–7 Speed
Grade
–8 Speed
Grade
Parameter
Unit
Industrial
Commercial
1.569
tCIN
1.499
1.513
2.652
2.686
0.272
0.306
2.878
2.910
0.316
0.348
3.155
3.184
0.41
ns
ns
ns
ns
tCOUT
1.584
tPLLCIN
tPLLCOUT
–0.026
–0.012
–0.032
–0.017
0.439
Altera Corporation
February 2008
5–27
Cyclone II Device Handbook, Volume 1