Altera HardCopy II Clock Uncertainty Calculator - Manual (Page 33)

Altera Corporation A–1
Appendix A. Clock Transfer
Examples
This appendix provides clock transfer examples for the HardCopy ® II
Clock Uncertainty Calculator.
Intra-Clock
Domain with
PLL This section provides clock transfer examples for an intra-clock domain
with at least one PLL.
Figure A–1 shows an example of a clock-pair = CLK11 to CLK11
Figure A–1. Intra-Clock Domain with a Shared PLL Output
Table A–1 shows input of the PLL index for Figure A–1 , with respect to
the source and destination clocks.
INBUF
PLL9
CLK11
CLK11
Source
Clock
Destination
Clock
Source
Register
Destination
Register
Table A–1. Location of Input PLLs
Source Clock Destination Clock
1st PLL 2nd PLL 1st PLL 2nd PLL
9 — 9 —