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
18
LMK041x0 Phase Noise
Figure 9 - LMK041x0B Phase Noise
The Fout frequency is 1228.8 MHz. The clock out frequency is 614.4 MHz, and the clock out
div 4 frequency is 153.6 MHz.
Table 8 - LMK041x0 Phase Noise (dBc/Hz)
Offset
Fout
LVPECL
2VPECL
LVCMOS
LVPECL
div4
2VPECL
div4
LVCMOS
div4
10 Hz
-58.7
-67.1
-67.1
-66.3
-79.8
-81.5
-79.7
100 Hz
-88.0
-95.8
-96.8
-94.8
-107.5
-109.1
-106.6
1 kHz
-111.6
-117.6
-117.7
-117.9
-129.5
-130.2
-129.4
10 kHz
-118.2
-123.8
-123.8
-124.2
-134.8
-135.2
-136.0
100 kHz
-121.1
-127.0
-127.0
-127.3
-139.4
-139.3
-139.6
1 MHz
-132.0
-137.9
-137.8
-138.1
-149.5
-149.6
-150.0
10 MHz
-157.1
-153.8
-153.8
-152.8
-157.4
-158.1
-159.2
40 MHz
-165.9
-154.8
-154.8
-153.6
-157.3
-158.0
-159.7
Table 9 - LMK041x0 RMS Jitter; Integrated to from low limit to 20 MHz (rms fs)
Low
Limit
Fout
LVPECL
2VPECL
LVCMOS
LVPECL
div4
2VPECL
div4
LVCMOS
div4
10 Hz
580.0
474.7
449.2
522.4
493.9
466.5
493.5
100 Hz
127.2
128.3
127.9
127.1
148.9
145.6
139.4
1 kHz
114.8
119.9
120.4
117.9
141.8
138.7
129.9
10 kHz
111.7
116.8
117.3
114.9
139.3
136.2
127.3
100 kHz
97.3
102.9
103.3
101.6
128.8
125.3
116.3
1 MHz
39.7
50.5
50.6
52.4
94.3
89.5
79.5
-170
-160
-150
-140
-130
-120
-110
-100
-90
-80
-70
-60
-50
10
100
1000
10000
100000
1000000
1E+07
1E+08
Offset (Hz)
Fout
LVPECL
2VPECL
LVCMOS
LVPECL; div4
2VPECL; div4
LVCMOS; div4