XCS10 XILINX [Xilinx, Inc], XCS10 Datasheet - Page 48

• Manufacturer Part Number: XCS10
• Description: Spartan and Spartan-XL FPGA Families Data Sheet
• Manufacturer: XILINX [Xilinx, Inc]

Spartan and Spartan-XL FPGA Families Data Sheet
Capacitive Load Factor
Figure 33
and load capacitance. It allows a user to adjust the specified
output delay if the load capacitance is different than 50 pF.
For example, if the actual load capacitance is 120 pF, add
2.5 ns to the specified delay. If the load capacitance is 20
pF, subtract 0.8 ns from the specified output delay.
Figure 33
of voltage and temperature and is independent of the output
slew rate control.
48
shows the relationship between I/O output delay
is usable over the specified operating conditions
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Figure 34: Delay Factor at Various Capacitive Loads
-1
-2
3
2
1
0
0
20
40
Capacitance (pF)
60
DS060 (v1.8) June 26, 2008
80
Product Specification
100
DS060_35_080400
120
140
R