XC2S50 Xilinx, Inc., XC2S50 Datasheet - Page 66

• Manufacturer Part Number: XC2S50
• Description: Spartan-II 2.5V FPGA Family
• Manufacturer: Xilinx, Inc.

DS001-3 (v2.7) September 3, 2003
Product Specification
Output Jitter: the difference between an ideal
reference clock edge and the actual design.
Period Tolerance: the allowed input clock period change in nanoseconds.
R
Ideal Period
Actual Period
T
CLKIN
=
F CLKIN
1
Figure 1: Period Tolerance and Clock Jitter
www.xilinx.com
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Spartan-II 2.5V FPGA Family: DC and Switching Characteristics
T CLKIN + T IPTOL
Phase Offset and Maximum Phase Difference
_
+/- Jitter
+ Maximum
+ Phase Offset
Phase Difference
DS001_52_090800
Module 3 of 4
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