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< 1-3-5-1_RFIC_CA_nCA_WTR1625 >
CAUTION: YOU MUST CHECK & MODIFY RF PORT AND GPIO ON YOUR SCHEMATICS.
NOTE1
CHANGE R1507 22nH, C1510 DNI
22nH inductor helps spurs for B3+B5 CA
DOCUMENT NO: 80-NA805-44
+1V8_VREG_L10
+2V05_VREG_L9
162
WTR0_TX_LB1_OUT
TX_LB1_OUT
153
WTR0_TX_LB2_OUT
TX_LB2_OUT
163
TX_LB3_OUT
WTR0_TX_LB3_OUT
154
TX_LB4_OUT
146
TX_MB1_OUT
138
WTR0_TX_MB2_OUT
TX_MB2_OUT
139
WTR0_TX_MB3_OUT
TX_MB3_OUT
155
WTR0_TX_MB4_OUT
TX_MB4_OUT
130
WTR0_TX_HB1_OUT
TX_HB1_OUT
121
R1500
TX_HB2_OUT
C1539
33p
WTR0_TX_HB2_OUT
WTR0_PDET_IN
15
117
PDET_RFFB
102
WTR0_PRX_LB1_IN
PRX_LB1_IN
92
WTR0_PRX_LB2_IN
PRX_LB2_IN
73
PRX_LB3_IN
WTR0_PRX_LB3_IN
65
PRX_LB4_IN
WTR0_PRX_LB4_IN
51
WTR0_PRX_MB1_IN
PRX_MB1_IN
43
WTR0_PRX_MB2_IN
PRX_MB2_IN
27
WTR0_PRX_MB3_IN
PRX_MB3_IN
9
WTR0_PRX_HB1_IN
PRX_HB1_IN
17
PRX_HB2_IN
18
PRX_HB3_IN
WTR0_PRX_HB3_IN
19
PRX_HMB4_IN
WTR0_PRX_HMB4_IN
5
WTR0_DRX_LB1_IN
DRX_LB1_IN
15
WTR0_DRX_LB2_IN
DRX_LB2_IN
16
WTR0_DRX_LB3_IN
DRX_LB3_IN
7
DRX_LB4_IN
WTR0_DRX_LB4_IN
28
DRX_MB1_IN
WTR0_DRX_MB1_IN
20
DRX_MB2_IN
1
WTR0_DRX_MB3_IN
DRX_MB3_IN
4
WTR0_DRX_HB1_IN
DRX_HB1_IN
12
DRX_HB2_IN
13
WTR0_DRX_HB3_IN
DRX_HB3_IN
2
DRX_HMB4_IN
WTR0_DRX_HMB4_IN
36
GNSS_IN_P
GNSS_RF_INP
44
GNSS_IN_N
GNSS_RF_INM
113
GND50
94
GND51
140
GND52
55
GND53
118
GND54
156
GND55
122
GND56
164
GND57
LGE Internal Use Only
NOTE2
CHANGE R1508 8.2nH
8.2nH inductor helps spurs for B4+B2 CA
DOCUMENT NO: 80-NA805-42
NOTE1
NOTE2
NOTE1
160
TX_BB_IM
151
TX_BB_IP
161
TX_BB_QM
152
TX_BB_QP
108
PRX_BB_IM
99
PRX_BB_IP
97
PRX_BB_QM
107
PRX_BB_QP
86
DRX_BB_IM
76
DRX_BB_IP
68
DRX_BB_QM
61
DRX_BB_QP
60
GNSS_BB_IP
53
GNSS_BB_IM
67
GNSS_BB_QP
85
GNSS_BB_QM
71
RTUNE
R1503
4.75K
37
DNC
TOL=0.01
U1500
127
DAC_REF
WTR1625L
123
GP_DATA0
104
GP_DATA1
141
GND64
105
SSBI_TX_GNSS
95
SSBI_PRX_DRX
109
ADC_IN
131
C1541
XO_IN
C1543
91
PRX_LB_CA_OUT
50
PRX_MB_CA_IN
33
PRX_HB_CA_OUT
32
DRX_LB_CA_OUT
29
DRX_MB_CA_IN
30
DRX_HB_CA_OUT
112
GND58
132
GND59
45
GND60
66
GND61
84
GND62
75
GND63
+1V225_VREG_L1
USE ONLY FOR CA
+1V225_VREG_L1
C1527
WTR0_TXBB_I_N
DNI
WTR0_TXBB_I_P
WTR0_TXBB_Q_N
WTR0_TXBB_Q_P
WTR0_PRXBB_I_N
WTR0_PRXBB_I_P
WTR0_PRXBB_Q_N
WTR0_PRXBB_Q_P
WTR0_DRXBB_I_N
WTR0_DRXBB_I_P
WTR0_DRXBB_Q_N
WTR0_DRXBB_Q_P
WTR0_GNSSBB_I_P
WTR0_GNSSBB_I_N
WFR0_PRX_MB1_IN
WTR0_GNSSBB_Q_P
WTR0_GNSSBB_Q_N
WFR0_PRX_MB3_IN
WFR0_DRX_MB1_IN
WFR0_DRX_MB3_IN
WTR0_DAC_IREF
WTR0_GPDATA_0
WTR0_GPDATA_1
WTR0_SSBI_TX_GNSS
WTR0_SSBI_PRX_DRX
1n
WTR0_XO_IN
DNI
- 161 -
6. CIRCUIT DIAGRAM
R1505
DNI
R1506
DNI
C1526
DNI
23 56 17 37
31 44 33 47 24
59 10
2
22
PRX_MB1_IN
16
43
PRX_MB2_IN
DRX_HB_CA_IN
6
65
PRX_MB3_IN
DRX_MB_CA_OUT
36
DRX_LB_CA_IN
49
DRX_MB1_IN
54
27
DRX_MB2_IN
PRX_HB_CA_IN
66
5
DRX_MB3_IN
PRX_MB_CA_OUT
3
PRX_LB_CA_IN
52
GND1
U1501
1
28
GND2
PRX_BB_IM
WFR1620
61
29
GND3
PRX_BB_IP
34
30
GND4
PRX_BB_QM
14
DNI
25
GND5
PRX_BB_QP
46
GND6
35
63
GND7
DRX_BB_IM
42
62
GND8
DRX_BB_IP
53
64
GND9
DRX_BB_QM
20
57
GND10
DRX_BB_QP
51
GND11
41
19
R1504
DNI
GND12
R_TUNE
45
13
GND13
SSBI_PRX_DRX
50
GND14
18
7
GND15
XO_IN
Copyright © 2014 LG Electronics. Inc. All right reserved.
Only for training and service purposes
Rev_0.4
+2V05_VREG_L9
+1V8_VREG_L10
WFR0_PRXBB_I_N
WFR0_PRXBB_I_P
WFR0_PRXBB_Q_N
WFR0_PRXBB_Q_P
WFR0_DRXBB_I_N
WFR0_DRXBB_I_P
WFR0_DRXBB_Q_N
WFR0_DRXBB_Q_P
WFR0_SSBI_PRX_DRX
C1540
DNI
WTR0_XO_IN
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