3. PLLs and Clock Networks
UG-01143 | 2018.06.15
Figure 187. Fractional and not Phase Aligned
refclk
N Counter
PFD
VCO
/2
L Counter
/2
C Counters
fPLL M Counter
Phase
Multiplexer
Figure 188. Integer and Phase Aligned
refclk
N Counter
PFD
VCO
/2
L Counter
/2
C Counters
Phase
fPLL M Counter
Multiplexer
PLL Feedback Clock Network
®
®
Intel
Arria
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