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XC4000EX Clocking Options
Global
Low-Skew
Buffers
FastCLK
Buffers
Global
Early
Buffers
Ideal for
¡°system clocks¡±
or critical
control signals
High speed clock
for localized
macros or cells
Optimized for
high-speed I/O
6ns setup
6ns pin to pin
6ns clock to out
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