![](http://datasheet.mmic.net.cn/Analog-Devices-Inc/ADF4216BRUZ-RL_datasheet_100742/ADF4216BRUZ-RL_18.png)
REV. 0
ADF4216/ADF4217/ADF4218
–18–
400pF
VCO190-125T
100pF
18
9k
3.3k
V
CC
100pF
18
V
P
3.9nF
1nF
51
V
P1
MUXOUT
RFIN
ADF4216
REFIN
CLK
DATA
LE
V
DD1
V
DD2
DGND
RF
AGND
RF
DGND
IF
AGND
IF
IFIN
CP
IF
V
P2
CP
RF
VCO190-1068U
100pF 18
V
CC
100pF
18
V
P
100pF
51
LOCK
DETECT
IFOUT
RFOUT
V
DD
13MHz
TCXO
V
DD
SPI-COMPATIBLE
SERIAL
BUS
DD1, VP, OF THE ADF4216, THE TCXO, AND
ON V
CC OF THE VCOs, HAVE BEEN OMITTED FROM THE DIAGRAM TO AID CLARITY.
620pF
5.8k
6nF
3.3k
Figure 7. GSM Handset Receiver Local Oscillator Using the ADF4216
VCO190-200T
100pF
18
3.3k
V
CC
100pF
18
V
P
1nF
51
V
P1
MUXOUT
RFIN
ADF4217
REFIN
CLK
DATA
LE
V
DD1
V
DD2
DGND
RF
AGND
RF
DGND
IF
AGND
IF
IFIN
CP
IF
V
P2
CP
RF
VCO190-1750T
100pF 18
V
CC
100pF
18
V
P
100pF
51
LOCK
DETECT
IFOUT
RFOUT
V
DD
10MHz
TCXO
V
DD
DECOUPLING CAPACITORS (22 F/10pF) ON V
DD1, VP, OF THE ADF4217, THE TCXO, AND
ON V
CC OF THE VCOs, HAVE BEEN OMITTED FROM THE DIAGRAM TO AID CLARITY.
SPI-COMPATIBLE
SERIAL
BUS
2.4nF
1.5k
24nF
450pF
760pF
690pF
4.7k
7.5nF
3.3k
Figure 8. Local Oscillator for WCDMA Receiver Using the ADF4217