
88
Altera Corporation
APEX 20K Programmable Logic Device Family Data Sheet
Tables 59 through 64 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 EP20K60E APEX 20KE
devices.
Table 59. EP20K60E Fmax LE Timing Microparameters
Symbol
-1
-2
-3
Unit
Min
Max
Min
Max
Min
Max
tSU
0.17
0.15
0.16
ns
tH
0.32
0.33
0.39
ns
tCO
0.29
0.40
0.60
ns
tLUT
0.77
1.07
1.59
ns
Table 60. EP20K60E Fmax ESBTiming Microparameters
Symbol
-1
-2
-3
Unit
Min
Max
Min
Max
Min
Max
tESBARC
1.83
2.57
3.79
ns
tESBSRC
2.46
3.26
4.61
ns
tESBAWC
3.50
4.90
7.23
ns
tESBSWC
3.77
4.90
6.79
ns
tESBWASU
1.59
2.23
3.29
ns
tESBWAH
0.00
ns
tESBWDSU
1.75
2.46
3.62
ns
tESBWDH
0.00
ns
tESBRASU
1.76
2.47
3.64
ns
tESBRAH
0.00
ns
tESBWESU
1.68
2.49
3.87
ns
tESBDATASU
0.08
0.43
1.04
ns
tESBWADDRSU
0.29
0.72
1.46
ns
tESBRADDRSU
0.36
0.81
1.58
ns
tESBDATACO1
1.06
1.24
1.55
ns
tESBDATACO2
2.39
3.35
4.94
ns
tESBDD
3.50
4.90
7.23
ns
tPD
1.72
2.41
3.56
ns
tPTERMSU
0.99
1.56
2.55
ns
tPTERMCO
1.07
1.26
1.08
ns