Eclipse Family Data Sheet Rev. F
Figure 20: Eclipse Global Clock Structure
Quad net
Clock Segment
tPGCK
tBGCK
Table 14: Eclipse Global Clock Tree Delays
Parameter
Global clock pin delay to quad net
Global clock buffer delay (quad net to flip flop)
Max. Rise
0.990 ns
0.534 ns
Value
Max. Fall
1.386 ns
1.865 ns
Figure 21: Global Clock Structure Schematic
Programmable Clock
Global Clock Buffer
External Clock
Global Clock
tPGCK
Clock
Select
tBGCK
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www.quicklogic.com
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