Altera Device-Specific Power Delivery Network Manuel d'utilisateur télécharger pdf (Page 20)

1–16 Chapter 1: User Guide for the Device-Specific Power Delivery Network (PDN) Tool

Major Tabs of the PDN Tool

Device-Specific Power Delivery Network (PDN) Tool User Guide September 2012 Altera Corporation

EFF

Plot

The effective impedance that the Altera device encounters is shown in (Figure 1–12).

Other information, such as Z

TARGET

and F

EFFECTIVE

are also shown in the plot, along

with the impedance profile of components such as capacitors, VRM, and BGA via,

within the PDN system. The plot is updated automatically when related parameters

are changed.

As provided in other tabs, you can save and restore the final capacitor count and other

settings for a specific set of assumptions. There is also flexibility to revert back to

default settings.

Figure 1–12. Zeff Plot

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Altera Device-Specific Power Delivery Network Manuel d'utilisateur Page 20