Motorola GP344 - Page 294

3-36 UHF1 PCB and Schematic Diagrams
G
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NU
SYNTHESIZER BOTTOM SHIELD
NU
NU
C223
0.1uF
(SOURCE)
SYNTHESIZER TOP SHIELD
C219
C210
0.22uF
2.2uH
100pF
L202
0.75pF
C263
100pF
C260
C293
0.47uF
1
if
SHIELD
SH202
CR203
C291
10uF
C203
4.7uF
A3
4
K1
1
2
K2
3
K3
CR201
A1
6
A2
5
100pF
2.2uF
C230
C204
1
C265
100pF
TP202
C294
C235
2.2uF
C211
100pF
GND
2
CN
4
3
*FFO_NO
NIV
1
TUOV
5
R232
620
U248
LP2980
.01uF
C258
C259
.01uF
C229
1000pF
C207
39pF
100pF
C277
120
R231
L201
2.2uH
C214
100pF
0.47uF
C217
2.2uF
C234
C213
100pF
C202
1000pF
1
NC
4
5
VCC
C232
.047uF
TC7ST04FU
U211
3
GND
2
0.1uF
C218
4.7uF
C228
100pF
C212
C231
0.1uF
R281
R201
R202
100K
82K
30
R256
6
ERR
1
DNG
5
IN
2
NR
4
OUT
3
SD
ADP3300
U247
2.2uF
C278
C233
C279
0.1uF
2.2uF
2
4
1
3
MODOUT
Q210
330pF
C206
SHIELD
SH201
1
C257
100pF
0.1uF
C296
U210
3
GND
2
1
NC
4
5
VCC
C238
470pF
TC7ST04FU
VMULT3
VMULT4
11
ORV
31
25
WARP
XTAL1
23
XTAL2
24
30
SFOUT
28
TEST1
37
TEST2
38
VBPASS
21
PCV
74
VMULT1
15
VMULT2
14
12
DDV_DP
5
PREIN
32
DNG_ERP
33
DDV_ERP
43
PVREF
35
REFSEL
18
SFBASE
27
SFCAP
26
SFIN
IOUT
43
LOCK
4
MODIN
10
MODOUT
41
NC1
17
NC2
29
NC3
31
DNG_DP
44
CEX
9
CLK
8
DATA
7
DNGD
6
DDVD
63
FREFOUT
19
IADAPT
45
INDMULT
16
AUX1
48
AUX2
1
AUX3
2
AUX4
3
DDVA
02
BIAS1
40
BIAS2
39
42
CCOMP
U201
ADAPTSW
46
DNGA
22
L232
12uH
63A27
L203
2.2uH
C264
100pF
C220C224
0.1uF 100pF
C292
0.1uF
R233
TP201
1
560
C208
C298
0.1uF
L261
39nH
C201
100pF
47K
DNG
1
1DNG
4
OUT
3
IN
6
R204
R255
FL201
75Z04
16.8MHz
DATA
4.3K
VCTRL
SWB+
5V
SWB+
BW_SEL
CSX
16.8MHz
R5
Vdda
5V
CLK
PRESC
AUX3
VSF
LOCK
AUX4
MODIN
UHF1 (403-470MHz) Synthesizer Schematic Diagram
8415563H06