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PL607041 Datasheet, PDF (6/11 Pages) Micrel Semiconductor – ClockWorks® PCIe Quad Outputs Ultra-Low Jitter, HCSL Frequency Synthesizer
Micrel, Inc.
Truth Tables
S1
S0
0
0
0
1
1
0
1
1
SS1(11)
SS0(11)
Spread Type
0
0
Spread is OFF
0
1
Down Spread
1
0
Spread is OFF
1
1
Down Spread
Note:
11. SS0 is turning ON/OFF the spread spectrum modulation and SS1 is selecting the spread magnitude.
Phase Noise Plot
PL607041
OUTPUT
25MHz
100MHz
125MHz
200MHz
Spread
No Spread
-0.25%
No Spread
-0.50%
April 1, 2014
Phase Noise Plot: 100MHz, 1.5MHz – 10MHz 320fs
6
Revision 1.2
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