Altera HardCopy II Clock Uncertainty Calculator User Manual

Page 32

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3–6

Altera

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HardCopy II Clock Uncertainty Calculator User Guide

Various Clock Structures

Figure 3–8. Clock Uncertainty from a Schematic Circuit

Clock Transfer Type

Setup CU (ps)

Hold CU (ps)

Intra-Clock

Inter-Clock

I/O Interface

With PLL

Without PLL

Without PLL

Without PLL

With PLL

With PLL

200

330

350

150

180

50

50

330

350

150

180

100