EVAL-ADF4118EB1 Analog Devices Inc, EVAL-ADF4118EB1 Datasheet - Page 22

• Manufacturer Part Number: EVAL-ADF4118EB1
• Description: BOARD EVAL FOR ADF4118
• Manufacturer: Analog Devices Inc

Specifications of EVAL-ADF4118EB1

• Main Purpose: Timing, Frequency Synthesizer
• Embedded: No
• Utilized Ic / Part: ADF4118
• Primary Attributes: Single Integer-N PLL
• Secondary Attributes: 1.96GHz WCDMA, Graphical User Interface
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

ADF4116/ADF4117/ADF4118
F
REFIN
F
REFIN
1000pF 1000pF
51Ω*
8
AV
REF
7
8
V
3
DD
DD
ADF4116/
ADF4117/
ADF4118
AV
REF
CE
CLK
DATA
LE
7
IN
V
ADF4117/
ADF4118
3
15
DD
DD
DV
4
IN
15
DD
MUXOUT
4
DV
16
9
RF
RF
V
DD
RF
RF
V
9
FL
P
P
16
FL
IN
IN
POWER-DOWN CONTROL
Figure 35. Local Oscillator for GSM Base Station
IN
CP
IN
V
V
CE
CP
O
A
B
O
P
A
B
Figure 36. Local Oscillator Shutdown Circuit
P
14
1
6
5
2
2
1
6
5
100pF
100pF
10kΩ
100pF
100pF
0.15nF
LOCK
DETECT
10kΩ
Rev. D | Page 22 of 28
DECOUPLING CAPACITORS ON AV
ADF4117/ADF4118 AND ON V
OMITTED FROM THE DIAGRAM FOR CLARITY.
DECOUPLING CAPACITORS AND INTERFACE SIGNALS HAVE
BEEN OMITTED FROM THE DIAGRAM FOR CLARITY.
51Ω**
**OPTIONAL MATCHING RESISTOR DEPENDING ON RF
51Ω
*TO BE USED WHEN GENERATOR SOURCE IMPEDANCE IS 50Ω.
FILTER
LOOP
1.5nF
27kΩ
3.3kΩ
620pF
CC
OF THE VCO190-920T HAVE BEEN
V
GND
VCO190-902T
IN
V
CC
DD
D
CC
S
ADG702
, DV
VCO
GND
V
DD
DD
, AND V
100pF
100pF
P
OF THE
100pF
100pF
18Ω
18Ω
OUT
FREQUENCY.
18Ω
18Ω
18Ω
18Ω
RF
RF
OUT
OUT