Appendix B - Jitter Cleaner Pll External Loop Filter; Jitter Cleaner External Loop Filter - Texas Instruments TLK3134 Data Manual

TLK3134
SLLS838F – MAY 2007 – REVISED DECEMBER 2009
B APPENDIX B – Jitter Cleaner PLL External Loop Filter
The following external loop filter is required anytime the Jitter Cleaner PLL is enabled.
R1=100 R1=100W
C1=3.3uF C1=3.3uF
146 APPENDIX B – Jitter Cleaner PLL External Loop Filter
TLK Device TLK Device
CP_OUT
CP_OUT
VSSA_VCO VSSA_VCO
VSSA_VCO VSSA_VCO
External passive loop filter External passive loop filter
Figure B-1. Jitter Cleaner External Loop Filter
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VTUNE VTUNE
R3=1.21k R3=1.21kW
C2=1.5nF C2=1.5nF
VSSA_VCO VSSA_VCO
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C3=1.800nF