Motorola Pro Series Elite - Page 133

7-16 UHF Band 1, Circuit Board/ Schematic Diagrams and Parts List (PCB No. 8471441L01)
Figure 7-14: UHF Receiver Back End Schematic Diagram for PCB No. 8471441L01
G
G
G
G
G
G G
NU
NU
NU
NU
NU
NU
NU
NU
NU
NU
LVZIF BTM SHEILDCRYSTAL FILTER SHEILD
NU
NU
NU
NU
NU
NU
10uF
NU
NU
NU
GND
4
VCC
8
C382
C334
PWR_GND
U302-4
4700pF
9.1pF
0.1uF
C329
C325
C383
U303-1
LM2904
2
3
1
8
4
C337
C360
3.3pF
51
R344
C390
CR312
1
2
3
L330
R321
39K
680nH
C361
0.1uF
1DNG
3
2DNG
4
1
IN
2
OUT
R373
680nH
FL304
CFWC455G
455KHz
3
21
L331
1
2
3
45B02
Y301
5V
CR313
NC
R377
L311
560nH
R372
C324
22pF
R378
C352
0.1uF
C347
0.1uF
0.1uF
R315
C357
C364
12K
24pF
R320
R376
L332
1.2uH
U302-2
TC7W04F
62
5V
1K
R322
1DNG
34
2DNG
IN
1
OUT
2
5V
CFWC455E
FL303
R371
R345
39K
20K
R360
Q302
1
680
R369
IN
1
SH322
SHIELD
Y300
TSS-2
44.395MHz
DNG
2
1DNG
4
OUT
3
C328
R366
12K
01
NIDAUQ
1
NIFR
2
CED_NIFR
5
TUOISSR
9
DEEF_ISSR
6
VCC
71
2CED_PMAFI
41
NIMIL
11
TUOMIL
31
1CED_MIL
21
2CED_MIL
02
TUOXIM
4
NICSO
3
TUOCSO
8
TUOOIDUA
7
DEEF_OIDUA
15
GND
81
NIPMAFI
61
TUOPMAFI
91
1CED_PMAFI
SA616
U301
R374
C358
C343
0.1uF
R350
3.3K
R365
1.2K
20K
R324
DNG
3
IN
1
OUT
2
C355
0.1uF
30pF
CFUCJ455E
FL302
C385
0.1uF
C348
R359
1uH
L325
1
3
2
0.1uF
C326
35
Q320
MMBT3904
TC7W04F
U302-3
R314
R364
1.8K
0.1uF
1.6K
C327
R311
R361
20K
33K
C346
0.1uF
6
5
7
8
4
CR311
LM2904
U303-2
330
R313
0.1uF
C344
R368
10K
0
R370
390
R363
C366
6
4.7K
R312
CC1
2
CC2
5
1DNG
1
2DNG
4
IN
3
OUT
FL301
MXF45
44.85MHz
17
C338
U302-1
TC7W04F
R375
100K
R355
0.1uF
C362
0.1uF
C349
8.2K
R367
120pF
C351
5V
SHIELD
SH323
1
0.1uF
C345
2.4K
30pF
C367
5V
R358
C359
C350
0.1uF
15K
5V
Vdda
DISC_OU
T
R346
RSSI
I
F
R5
$P
BW_SEL