Datasheet

L M K 0 4 8 1 6 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
SNLU107
12
PLL2 Loop Filter
Table 5: PLL2 Loop Filter Parameters for LMK04816B
LMK04816B
C1_A2
0.047
nF
C2_A2
3.9
nF
C3 (internal)
0
nF
C4 (internal)
0
nF
R2_A2
0.62
kΩ
R3 (internal)
0.2
kΩ
R4 (internal)
0.2
kΩ
Charge Pump
Current, K
3.2
mA
Phase Detector
Frequency
122.88
MHz
Frequency
2457.6
MHz
Kvco
18.8
MHz/V
N
20
Phase Margin
75
degrees
Loop
Bandwidth
321
kHz
Note: PLL Loop Bandwidth is a function of K , Kvco, N as well as loop components. Changing
K and N will change the loop bandwidth.