Motorola GP344 - Page 386

3-30 UHF2 PCB and Schematic Diagrams (EPP)
G
G
G
G
G
G
G
G
G
G
G
G
G
NU
NU
NU
NU
Microstrip
Microstrip Microstrip
NU
PA SHIELD
HEATSINK
H101
POS
1
NU
(Use 82K with new PA)
C135
.022uF
11pF
C116
5.6nH
L113
L107
C111
ANT_BIAS
33.47nH
13.0pF
200K
R109
100pF
C171
100pF
100pF
C174
C151
20
R111
390nH
L114
.022uF
C152
300
R112
T
X_OUT
100K
R132
TX_BIAS
C112
36pF
R107
6.8pF
C129
R176
3.0
R175
3.0
C110
100pF
R120
3300pF
43K
C134
R133
100pF
C119
R106
C165
10
C109
100pF
100pF
R110
300
100
R172
C128
.022uF
C173
R174
LRTNCV
41
1DV
2
1GV
3
2GV
.022uF
GND4
8
1CN
9
2CN
0
1
3CN
5
1
4CN
6
1
NIFR
6
1TUOFR
7
2TUOFR
1
U101
30C65
17
EP
11
2G
4
GND1
5
GND2
12
GND3
13
1
SOP
2
VOUT
R104
LM50
CR105
GND
3
47K
L160
C117
C138
100pF
10pF
R130
C181
.022uF
10K
C121
C150
100pF
C160
1MEG
R136
56pF
BEAD
E101
100pF
C132
SHIELD
SH101
1
L108
TX_INJ_1
4.22nH
C118
100pF
100pF
C130
Q111
2
6
4
1
3
18K
R131
180K
0.1uF
C126
R173
43K
R171
1000pF
C127
100pF
C170
R161
200
V5EXT
20
VAR1
18
VAR2
24
VAR3
GV
51
VL
6
VLIM
19
RFIN
RS
21
13
TESR
RX
23
T1
2
PMET
03
01V
41
54V
61
17
82
861F
9
GND1
8
2DNG
52
INT
4
22
NA
Q
11
XQ
01
1
72
XEC
92
CI
3
CJ
5
CL
7
KLC
62
QC
21
XQC
31
ATAD
U102
H99S-4
ONA
23
SOPB
2pF
C169
390nH
L115
C131
.022uF
1
2
3
100pF
C295
L106
Q110
7.66nH
0
R191
100pF
C105
R108
5.6K
27pF
C115
C166
100pF
L112
L117
22.0nH
390nH
10uF
C123
1000pF
C133
100pF
C180
C122
0.1uF
501E
1NS122GP12MLB
C161
C172
C114
0.1uF
2
31
100pF
CR103
C113
15pF
0.1
16pF
C120
R102
100pF
C125
UNSWB+
UNSWB+
5V
RESET
UNSWB+
DATA
CLK
CSX
TX_INJ
UHF2 Transmitter Schematic Diagram
8416243H04