Motorola Pro Series Elite - Page 134

UHF Band 1, Circuit Board/ Schematic Diagrams and Parts List (PCB No. 8471441L01) 7-17
Figure 7-15: UHF Synthesizer Schematic Diagram for PCB No. 8471441L01
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
NU
(SOURCE)
C3743
220pF
0.1uF
220pF
0.1uF
C3712
Q3721
UMC5N
2
4
1
3
UMC5N
BIAS_ADJ_1_FN
330pF
C3762
330pF
22pF
220pF
22pF
C3707
220pF
C3744
47K 47K
NU
.01uF
R3726
.01uF
C3702
R3762
2.2K
4.7uF
NU
2.2K
Vdda
4.7uF
C3714
33K
33K
0.1uF
R3705
330K
0.1uF
C3708
330K
R3752
0
NU
0
R3702
0.1uF
C3722
0.1uF
SH3702
SHIELD
SHIELD
1
BIAS_ADJ
.01uF
C3703
.01uF
4.7uF
PRESC
4.7uF
C3753
6
ERR
1
DNG
5
IN
2
NR
4
OUT
3
SD
ADP3300
U3711
mgc_comps
C3715
VCO_MOD_1_FN
2.2uF
470pF
470pF
C3733
VCTRL
2.2uF
C3742
220pF
220pF
R3722
560
C3724
1uF
.01uF
1uF
.01uF
C3704
.01uF
C3701
.01uF
100K
0.1uF
R3727
100K
0.1uF
C3705
TRB_1_FN
R3751
200K
200K
470
R3721
470
10.0uF
TRB
10uF
C3711
L3701
390nH
150
390nH
R3704
150
0.1uF
C3721
0.1uF
TP3701
1
47K
MODIN
47K
R3761
DNG
1
1DNG
4
OUT
3
IN
6
5V
16.8MHz
75Z04
Y3761
CLK_1_FN
D3761
220pF
C3745
16.8MHz
220pF
SWB+
SWB_PLUS_1_FN
220pF
C3746
DATA
220pF
5V
CLK
C3761
47pF
.01uF
VCO_MOD
C3734
.01uF
TP3702
1
C3732
.01uF
C3741
.01uF
NU
56pF
56pF
C3726
8.2pF
8.2pF
2.2uF
2.2uF
1000pF
C3755
1000pF
C3752
2.2uH
T5
2.2uH
L3731
C3727
100pF
CSX
100pF
1
C3731
.01uF
.01uF
XTAL2
24
SH3701
SHIELD
SHIELD
PCV
74
VMULT1
15
VMULT2
14
VMULT3
12
VMULT4
11
31
ORV
WARP
25
XTAL1
23
REFSEL
18
SFBASE
27
SFCAP
26
SFIN
30
SFOUT
28
TEST1
37
TEST2
38
VBPASS
21
NC2
29
NC3
31
DNG_DP
44
5
DDV_DP
PREIN
32
DNG_ERP
33
DDV_ERP
43
PVREF
35
FREFOUT
19
IADAPT
45
INDMULT
16
IOUT
43
4
LOCK
MODIN
10
MODOUT
41
NC1
17
BIAS1
40
BIAS2
39
CCOMP
42
CEX
9
CLK
8
DATA
7
DNGD
6
DDVD
63
ADAPTSW
46
DNGA
22
AUX1
48
AUX2
1
AUX3
2
AUX4
3
DDVA
02
U3701
63A27
mgc_comps
1.6pF
C3763
2.2uF
C3710
2.2uF
VSF
150
R3703
150
R3701
100
100
A1
6
A2
5
A3
4
K1
1
K2
2
K3
3
D3702
C3709
0.1uF
A3
4
1
K1
2
K2
3
K3
0.1uF
D3701
A1
6
A2
5
0.1uF
R5
C3754
0.1uF
2.2uF
2.2uF
C3713
R3741
100
100
C3725
0.1uF 0.1uF
NU
PRESC_1_FN
R3723
100
LOCK
BW_SEL
100
4.7uF
4.7uF
C3706
DATA_1_FN