Figure 8-42. Nue7366A Transmitter And Automatic Level Control Circuits - Motorola APX 5000 Service Manual

8-68
DC_RAW_B+
IN
DC_LIN_5V
IN
C1101 C1102
DC_LIN_3V
IN .01UF 1UF
DC_LIN_5V
DC_LIN_3.3V
R1183
1K
R1184
2.2K
DIG_CTRL_I_LIMIT
IN
R1171 R1172
ANA_CTRL_ISET 0 4.7K
IN
R1160 C1137
12K .022UF
HF_OUT_1
2 TX1
IN
4 TX2
21 TX3
23 TX4
V1_V2
15 V1
14 V2
V3
13 V3
1 NC1
3 NC2
5 NC3
7 NC4
9 NC5
10
DC_LIN_1_875V_D
DC_LIN_5V
IN
U1137
SN74LVC2T45
DIR D2
DIG_SPI_CLK B2 B1
IN B1
A1
C2 C1
B2 A2
ANA_CTRL_VSET
IN
7
DC_LIN_5VREF 6
8
10
DC_LIN_5V
DC_LIN_1_875V_D
C1165
.1UF
U1138
SN74LVC2T45
DIG_DATA_SPI_MOSI DIR D2
IN
B2 B1
B1 A1
C2 C1
A2
B2 TX_INH
DIG_CTRL_TX_INH
IN
DC_LIN_1_875V_D
DC_LIN_5V
U1139
DIG_DMCS U1147 SN74LVC2T45
IN
U1146
74LVC1G08YZP
74LVC1G32YZP A1 D2
DIR
A1 C2 B2 B1
B1 A1
B1 C2 C2 C1
B2 A2
B1
DIG_GPIO49
IN
DC_LIN_1_875V_D
TXH
VCC U1147
VCC
74LVC1G08YZP
GND GND
U1146
74LVC1G32YZP
R1125
22K
3
1
R1126
9.1K
DC_LIN_5V
DC_LIN_5V
C1106
.01UF
R1165
200
3
POS
4
U1103 U1148
2 1
LM50
LPV321M7X
GND
R1127 R1166
22K 200
R1128
10K

Figure 8-42. NUE7366A Transmitter and Automatic Level Control Circuits

U1150 DC_LIN_5VREF
LT1790
4 VIN 6
SW_B+ IN VOUT
3 DNC1
NC
5
C1160 DNC2 C1161
NC 1UF
.1UF
DC_LIN_5V
R1103
E1101
.02
1 2
DC_LIN_5V
DC_LIN_5V
R1169
3
340K
U1144 U1143
1
TS5A3159
DC_LIN_5V NC LPV321M7X
1 NO
R1170
6 4
IN COM
100K
5 V_POS NC 3
C1103 GND
.01UF
R1141 R1175
U1101
0
510K
VPOS INA138
3 1
VINPOS
4
VINNEG
R1108
GND
82K
C1139
10PF DC_LIN_5V
DAC_C
C1108
.022UF
R1110
3
10K
4
1
R1158
U1141
100K U1104
LPV321M7X
DNP
LPV321M7X
3
4
1
C1135
C1138 .01UF
.022UF
DNP
DC_LIN_3.3V
R1104 R1105
100 100
U1102
PE42650
8 L1108
RX
11
RES NC 5.45NH
28
ANT
16
NC7 NC
17
NC8
19
NC9
20 C1125
NC10
15PF
22
NC11
24 DNP
NC12
26 C1142
NC13 L1101
27
NC14 33NH 1000PF
29
NC15
30
NC16
31
NC17
C1104
R1106 R1168
100 5.6PF C1118
6.8
DC_LIN_5V
DNP .01UF
U1112
HMC468LP3E
13 1
V1 NC1
DC_LIN_5V
14 V2 NC2 3
15 4
C1116 V3 NC3
.1UF NC4 8
2 9
RF1 NC5
U1125
11 RF2 NC6 10
12
AD5624R NC7
5 ACG1
1 6
SCLK VOUTA ACG2
SYNC VOUTB 2 7 ACG3
4
DIN VOUTC
R1122 GND
VREFIN_VREFOUT 5
VOUTD 75K
R1121
GND CTGND C1126
DAC_C 30K
1000PF
C1128
DC_LIN_5V .01UF
R1178
U1126
10K U1127
LMV7275 R1137
TS5A3159
10K
3 1
NO
4 6 IN COM 4
1 5 3
V_POS NC
GND
C1140
OUT DC_LIN_5V
4700PF
R1182
10K
DC_LIN_5V
C1119
.01UF
R1129
10K
DNP
4 TXH_2
IN
U1113
LPV321M7X
TXH_1
R1164
10K
IN
U1121
M74VHC1GT86
1
4
DC_LIN_5V TX_INH
2
C1120
.01UF
DC_LIN_5V
U1121
R1130
M74VHC1GT86
10K
3 DNP
VCC
4
U1114
1 GND
LPV321M7X
R1167
10K
DC_LIN_5V
R1142
R1138
100K 100K
4
DC_LIN_5V
U1129
LMV841 R1144
R1146
3
R1139 100K 100K
4
100K
1
U1130
LMV841
R1140 3
R1143
4
100K 100K
1
R1145
100K
DC_LIN_3V
C1110 C1113
U1106
100PF .01UF
LTC5532
C1107
L1102
100PF
6.8NH
1
RFIN
4
VM VOUT
3
VOS
R1107 C1105 R1112
68 5.6PF 51
DNP
R1114 R1115
100 100
DC_LIN_5V
C1129
.01UF
R1163
R1152
10K
10K
3
4 A1
U1131
1
LMV7275
R1162 B1
150K
DC_LIN_5V
C1111
.1UF
1
U1105
AD8315
R1124 1 6
RFIN NC NC
2 7
51 ENBL VAPC
3 4 C1112
VSET FLTR R1151
6800PF
15K
R1180
0
R1181
100K
DNP
U1128
C1123 C1127 .1UF SN74LVC1G00
DC_LIN_5V
.01UF A1
C2
3
R1136 B1
R1135
4
10K
0
1
U1142 DC_LIN_5V
LPV321M7X
C1124
4700PF
U1128
VCC
SN74LVC1G00
GND
FILT_RAW_B+
Q1101
U1119
MUN5212T 2 3 TX_7V
74LVC1G08YZP
OUT
A1 3
C2 1 22K
Q1103
DIG_CTRL_ATTH
B1 R1102
NTR1P02T1 IN
100K
DC_LIN_3V
VCC U1119
74LVC1G08YZP
GND
Schematics, Boards Overlays, and Parts Lists: Transceiver (RF) Boards: UHF2
TXH_1
V1_V2 V3
U1116
74LVC1G32YZP
TXH_2
A1
C2
U1118
U1117
B1
74LVC1G32YZP
NC7WZ04
A1
C2 1 6
DC_LIN_3V
B1
U1116
74LVC1G32YZP DC_LIN_3V
DC_LIN_3V
VCC
GND
U1117
U1118 VCC
VCC NC7WZ04
74LVC1G32YZP
GND
GND
5
R1117
75K
R1116
10K
DIG_CTRL_RMTH
13 VCTRL
IN
28 INPUT_OUTPUT
1 NC1
4 NC2
5 NC3
6 NC4
7 NC5
8 NC6
9 NC7
10 NC8
14 NC9
15
C1130
DC_LIN_5V .01UF
R1174
U1132
10K
7
PR
U1136
74LVC1G08YZP 2 5
D Q
NL17SZ74
C2 1 3
CP Q*
6
CLR
R1176
U1133
DC_LIN_5V 1K
TS5A3159
1 NO
6 4 VC R1154
IN COM
10K
5 V_POS NC 3
VCC GND
DC_LIN_5V
C1141
GND .1UF
R1177
0
R1186
0
DNP
C1122
C1149
L1104
2.2PF 100PF
0
L1103
C1132
4.7NH 6PF
DNP
U1149 2
AT267
GND
L1114
11NH
C1150
1.2PF
U1117
NC7WZ04
3 4
FILT_RAW_B+
OUT
C1162
1UF
DNP
RF_ANT
OUT
DC_LIN_3.3V
U1111
PE42510
VDD 23
ANT2
2
ANT1 NC
11
R1
16
R2
17 NC
NC11
18
NC12
19
NC13
20
NC14
21
NC15 RF_AUX
24
NC16
26 OUT
NC17
29
NC18
31
NC19
VCONTROL
OUT
RX_IN
OUT
C1152
330PF
OUT
ANA_RX_FE_FILT_VTUNE