EP20K400EFI672-2X Datasheet, PDF (109/117 Pages) Altera Corporation – Programmable Logic Device Family

APEX 20K Programmable Logic Device Family Data Sheet
Table 102. EP20K1000E External Bidirectional Timing Parameters
Symbol
t_{I N S U B I D I R}
t_{I N H B I D I R}
t_{O U T C O B I D I R}
t_{X Z B I D I R}
t_{Z X B I D I R}
t_{I N S U B I D I R P L} L
t_{I N H B I D I R P L L}
t_{O U T C O B I D I R P L L}
t_{X Z B I D I R P L L}
t_{Z X B I D I R P L L}
-1 Speed Grade
Min
Max
3.22
0.00
2.00
5.75
6.31
6.31
3.25
0.00
0.50
2.25
2.81
2.81
-2 Speed Grade
Min
Max
3.33
0.00
2.00
6.33
7.09
7.09
3.26
0.00
0.50
2.99
3.80
3.80
-3 Speed Grade
Unit
Min
Max
3.51
ns
0.00
ns
2.00
6.90
ns
7.76
ns
7.76
ns
ns
ns
ns
ns
ns
Tables 103 through 108 describe f_MAX LE Timing Microparameters, f_MAX
ESB Timing Microparameters, f_MAX Routing Delays, Minimum Pulse
Width Timing Parameters, External Timing Parameters, and External
Bidirectional Timing Parameters for EP20K1500E APEX 20KE devices.
Table 103. EP20K1500E f_MAX LE Timing Microparameters
Symbol
-1 Speed Grade
-2 Speed Grade
Min
Max
Min
Max
t_SU
0.25
0.25
t_H
0.25
0.25
t_CO
0.28
0.32
t_LUT
0.80
0.95
-3 Speed Grade
Unit
Min
Max
0.25
ns
0.25
ns
0.33
ns
1.13
ns
Altera Corporation
109