APEX 20K Programmable Logic Device Family Data Sheet
Table 64. EP20K60E External Bidirectional Timing Parameters
Symbol
-1
-2
-3
Unit
Min
Max
Min
Max
Min
Max
t
t
t
t
t
t
t
t
t
t
1.96
0.00
2.00
1.80
0.00
2.00
1.60
0.00
2.00
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
INSUBIDIR
INHBIDIR
4.84
6.47
6.47
5.31
7.44
7.44
5.81
8.65
8.65
OUTCOBIDIR
XZBIDIR
ZXBIDIR
3.44
0.00
0.50
3.24
0.00
0.50
-
-
-
INSUBIDIRPLL
INHBIDIRPLL
OUTCOBIDIRPLL
XZBIDIRPLL
ZXBIDIRPLL
3.37
5.00
5.00
3.69
5.82
5.82
-
-
-
Tables 65 through 70 describe fMAX LE Timing Microparameters,
fMAX ESB Timing Microparameters, fMAX Routing Delays, Minimum
Pulse Width Timing Parameters, External Timing Parameters, and
External Bidirectional Timing Parameters for EP20K100E APEX
20KE devices.
Table 65. EP20K100E Fmax LE Timing Microparameters
Symbol -1 -2
-3
Unit
Min
Max
Min
Max
Min
Max
t
t
t
t
0.25
0.25
0.25
0.25
0.25
0.25
ns
ns
ns
ns
SU
H
0.28
0.80
0.28
0.95
0.34
1.13
CO
LUT
90
Altera Corporation
ETC [ ETC ]
