Datasheet

L M K 0 4 1 X X - R E V 3 E V A L U A T I O N B O A R D O P E R A T I N G I N S T R U C T I O N S
SNLU099
16
PLL2
The closed loop performance of the system as measured at the VCO output Fout. Fout phase
noise performance of the various LMK options is plotted in Figure 8. Table 5 and Table 6
summarize the phase noise and jitter of Fout.
Figure 8 - LMK041xx PLL2 Phase Noise (Fout)
Table 5 - LMK041x0 Phase Noise (dBc/Hz)
Offset
LMK041x0
LMK041x1
LMK041x2
LMK041x3
10 Hz
-58.7
-58.3
-61.3
-61.1
100 Hz
-88.0
-88.3
-85.7
-90.4
1 kHz
-111.6
-110.2
-108.9
-107.5
10 kHz
-118.2
-116.3
-115.7
-113.5
100 kHz
-121.1
-119.5
-118.4
-117.0
1 MHz
-132.0
-131.1
-128.6
-125.6
10 MHz
-157.1
-155.8
-154.0
-152.7
40 MHz
-165.9
-164.2
-162.3
-160.8
Table 6 - LMK041x0 RMS Jitter; Integrated to from low limit to 20 MHz (rms fs)
Low
Offset
LMK041x0
LMK041x1
LMK041x2
LMK041x3
10 Hz
580.0
506.6
443.4
356.0
100 Hz
127.2
117.5
124.5
132.8
1 kHz
114.8
111.3
114.9
128.1
10 kHz
111.7
108.0
112.0
125.0
100 kHz
97.3
92.7
99.2
112.2
1 MHz
39.7
36.2
41.6
50.9
10 MHz
6.0
5.9
6.0
5.5
LMK041xx Fout Phase Noise
-170
-160
-150
-140
-130
-120
-110
-100
-90
-80
-70
-60
-50
10
100
1000
10000
100000
1000000
10000000
100000000
Offset (Hz)
Phase Noise (dBc/Hz)
LMK041x0
LMK041x1
LMK041x2
LMK041x3