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TP8701
5V_STAB
C8703
0.1uF
LOCK_DET_4
LOCK_DET
FRACN_CE_4
FRACN_CE
MOD_IN_4
MOD_IN
2_1MHZ_4
R8701
2_1MHZ
270
C8701
100pF
0102725B85
GEPD5565
12,5kHz channel spacing
0102725B86
GEPD5565
20/25kHz channel spacing
0102725B86
GEPD5566
20/25kHz channel spacing
SPI_DATA_4
SPI_DATA
SPI_CLK_4
SPI_CLK
Diagrams and Parts Lists
R8700
0
C8700
0.1uF
R8702
270
.001uF
C8702
330pF
R8708
9V3
10
C8714
C8704
.01uF
.01uF
TP8702
C8707
.01uF
5V_STAB
R8703
1K
2
1
C8706
OUT
5VDC
.01uF
Y8702
16.8MHz
TP5705
GND
WARP
3
4
C8709
0.1uF
VR8701
10V
D8701-1
D8701-2
D8701-3
R8711
39
C8721
C8720
C8719
.01uF
.01uF
10uF
C8716
C8717
0.1uF
0.1uF
C8715
C8713
33pF
C8718
7
2
10
9
32
0.1uF
8
MODIN
29
IOUT
11
FREFOUT
31
IADAPT
3
DC5V1
4
GND
U8701
12
13
DC5V2
GND
19
21
SUPFIN
FRACTN_IC
GND
22
30
DC5V3
GND
23
28
DC5V4
MODOUT
14
1
XTAL1
AUX3
15
20
XTAL2
PREIN
16
6
WARP
CLK
17
18
26
27
5
C8711
10uF
C8712
R8705
10uF
47K
R8726
150K
NU
R8723
R8724
100K
560K
C8726
.01uF
C8728
3.3pF
NU
$P
E8701
336-390MHz Synthesizer Schematic Diagram
B
C8729
.01uF
NU
R8710
0
NU
C8722
R8712
C
2.7K
1uF
R8713
2.7K
R8714
R8718
used only
150K
560K
for
725b85
F
R8715
D
470
C8723
R8716
.1uF
820
C8725
.1uF
R8717
100
C8724
C8727
1.0uF
1uF
NU
E
E8702
336-390MHz Synthesizer Schematic Diagram
5-13
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