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Altera HardCopy II Clock Uncertainty Calculator User Manual

Page 34

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A–2

Altera

Corporation

HardCopy II Clock Uncertainty Calculator User Guide

Intra-Clock Domain with PLL

Figure A–2

shows an example of a clock-pair = CLK5 to CLK6

Figure A–2. Intra-Clock Domain with Two PLL Outputs

Table A–2

shows input of the PLL index for

Figure A–2

, with respect to

the source and destination clocks.

INBUF

PLL11

CLK5

CLK6

Source

Clock

Destination

Clock

Source
Register

Destination
Register

Table A–2. Location of Input PLLs

Source Clock

Destination Clock

1st PLL

2nd PLL

1st PLL

2nd PLL

11

11