Samsung SM-A505FM Schematics
1
SAMSUNG CONFIDENTIAL
THIS DOCUMENT CONTAINS CONFIDENTIAL
PROPRIETARY INFORMATION THAT IS
SAMSUNG ELECTRONICS CO’S PROPERTY.
DO NOT DISCLOSE TO OR DUPLICATE FOR OTHERS
EXCEPT AS AUTHORIZED BY SAMSUNG.
A
B B
2 15
3
4
5
6 7
8
9 10
11
12 13
14
16
A
C
D
E
F
SM-A505FM REV0.4
sheet01 : GSM / WCDMA / LTE RF
C
D
E
F
sheet02 : TRANCEIVER, DRX
G
sheet03 : SENSORS, DMB/DTV, CONNECTIVITY
G
sheet04 : AP(RAMEN)
H
H
sheet05 : PMIC(Main,IF), KEY, MOTOR, UFS, IF CON
I
sheet06 : AUDIO, SD/SIM, SHIELD CAN
I
sheet07 : CAMERA, DISPLAY
J
K
Engineer:
Drawn by:
L
Changed by:
Date Changed: Time Changed:
1
2 11 16
3 4
5
6 7
8
9 10
12 13
user93 0
14 15
user|swcad100|10.253.20.206|20190111-210236user|swcad100|10.253.20.206|20190111-210236
R&D CHK:
DOC CTRL CHK:
MFG ENGR CHK:
QA CHK: REV:
TITLE:
SMD: 12.19
SM-A505F
Drawing Number:
J
K
Size:
L
Page:
1 10
SAMSUNG CONFIDENTIAL
THIS DOCUMENT CONTAINS CONFIDENTIAL
PROPRIETARY INFORMATION THAT IS
SAMSUNG ELECTRONICS CO’S PROPERTY.
DO NOT DISCLOSE TO OR DUPLICATE FOR OTHERS
EXCEPT AS AUTHORIZED BY SAMSUNG.
A
B
DRX_ANT_MLB
C
3
RFS1000
GNDGND
2
GND
IN
4
D
DRX_ANT_HB
E
34
RFS1001
GND
2
1
GND
IN
GND
F
G
C1057
RFIC_PDET_IN
H
RST Feedback
I
J
K
L
TRX_B13
TX_PA_OUT_B28
L1050
VRF_FEM_2P8
C1119
2 15
3 12
4 7
5
6
8
9
11
13
14
16
A
L1020
L1000
F1002
C1900
CPL_HB_FWDCPL_HB_REV
1228
PRX_LNA_EN_TDD
L1046
C1034
2
HIGH
COM
LOW
6
L1091
VRF_FEMID_2P8
C1027
4
G
5
G
3
G
1
TRX_B38_41
TRX_B7
R1005
TRX_B40
C1023
C1047
6
5
4
VRF_FEM_2P8
ANT
7
GND
8
U1002
EN
RFIN
L1007
RF19RF212GND
GND
VDD
RFOUT3GND
L1004
L1011
VRF_FEM_2P8
6
RF3
GND
U1005
GND
10
11
VRF_FEM_2P8
1
2
C1908
5
4
RF4
GND13MARK
3
VDD
MARK
14
C1911
8
VRF_FEMID_2P8
C1024
C1058
C1040
V1
2
V2
1
15
L1089
L1090
L1087
L1071
TP_HB_SW_SEL0
TP_HB_SW_SEL1
L1036
L1056
L1086
L1084
PRX_ANT_MB
PRX_ANT_LB
C1055
1
UNBAL4UNBAL
1
TX
VRF_MIPI_IO_1P8
F1007
G2G
3 5
GND5GND
GND
4
2
VDD_1P8_CP
HB_SW_SEL0
HB_SW_SEL1
TX_TR_OUT_B5_8_12_17_18_19_20_26_28
G/GN/GT ONLY
TX_TR_OUT_B13
TX_TR_OUT_GSMLB
PRX_TR_IN_B38_40_41
NC
G
6
ANT
GND8GND
7
TX_TR_OUT_GSMHB
F1005
1
OUT
IN
GND
GND
GND
L1088
2
3
5
L1063
6
L1067
L1021
TRX_B7
C1045
L1028
PRX_LNA_EN_B7
L1906
3
RX
F1008
97 10
1210
VBAT_RF
VBAT_SYS
MAIN CA FEMID
VRF_FEMID_2P8
VRF_MIPI_IO_1P8
C1013
29
30
43
TP_RFFE0_CLK
TP_RFFE0_DATA
B1TX
VIO
47
VDD
B2TX
45
B3TX
39
B8TX
40
B12TX
41
B20TX
38
B26TX
42
B34|B39TX
50
GHTX
U1003
49
GLTX
9
NC
2
NC
31
SCLK
32
SDATA
19
NC
46
NC
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
53
48
51
52
44
35
54
55
56
57
58
L1931
L1070
F1010
6
ANT
1
RX3TX
G5G6
G12G2
8
4 5G37
TX_PA_OUT_B1
TX_PA_OUT_B2
TX_PA_OUT_B3
TX_PA_OUT_B8
TX_PA_OUT_B12_17
TX_PA_OUT_B20
TX_PA_OUT_B5_18_19_26
TX_PA_OUT_GSMHB
TX_PA_OUT_GSMLB
RFFE0_CLK
RFFE0_DATA
TX_PA_OUT_B4_66 PRX_TR_IN_B4_66
G/GN/GT/KOR ONLY
C1048
TX_TR_OUT_B1_2_3_4_66
C1069
L1069
L1068
4
TRX_B40
L1085
C1010
L1057
C1108
U1015
6
EN
5
RFIN
4
1
C1074
VRF_PRX_LNA_2P8
GND
VDD
RFOUT3GND
L1027
C1049
C1050
C1054
L1030
C1056
L1066
F1004
L1032
4
OUT
IN
6
NC
G
2G3G5
L1034
C1076
RFFE0_DATA
RFFE0_CLK
C1081
L1074
L1072
C1015
KOR B28 ONLY
TX_PA_OUT_B28
TX_PA_OUT_B13
TRX_B38_41
L1060
C1116
1
2
C1003
F1009
1
OUT
IN
NC
G
L1001
2G3G5
11
PRX_ANT_LB
PRX_ANT_MB
C1014
4
7
16
B1RX
21
B2RX
ANTLB
18
B3RX
ANT_HB
24
B8RX
22
B12RX
23
B20RX
25
B26RX
15
AUX_HB1
14
R1000
AUX_HB2
13
AUX_HB3
12
AUX_HB4
37
AUXLB1
36
AUXLB2
34
AUXLB3
GND
GND
GND
GND
GND
GND1GND
GND
GND
GND
GND
GND
GND
8
5
3
6
33
26
20
10
27
11
28
17
TRX_B28
TRX_B13
C1001
L1065
4
3
2
1
13
14
6
9
8
38
39
C1087
R1002
L1930
C1043
MMMB PA
2G : EGSM / DCS / PCS / GSM850
3G : B1 / 2 / 4 / 5 / 8
FDD LTE : B1 / 2 / 3 / 4 / 8 / 12(17) / 13 / 20 / 26(5/18/19) / 28
VRF_MIPI_IO_1P8
VBAT_RF
VRF_PAM_VCC1
C1059
C1061
C1062
GND
15
GND16GND17GND18GND
C1060
36
37
19
11
VBATT
NC|RSVD
VCC_GSM
VCC_3G4G
U1008
TH_GND
TH_GND
TH_GND44TH_GND45TH_GND46TH_GND47TH_GND48TH_GND
GND
GND
GND
GND
GND
41
42
43
35
40
20
22
24
C1036
U1009
VDD
RF1
3
RFIN
GND
2
RF2
CTRL
1
RFIN_MB
RFIN_LB1
RFIN_LB2
RFIN_LB3
RFIN_GSMLB
RFIN_GSMHB
VIO
SDATA
SCLK
NC
NC
C1094
ground
GND
GND
GND
7
5
12
10
L1047
L1041
L1042
G/GN/GT ONLY
VRF_TRX_1P8
TH1000
TR_THM
C1122
4
6
L1083
L1082
12
R1009
C1046
PRX_TR_IN_B7
13
C1000
L1002
PRX_TR_IN_B1
C1004
L1092
L1006
PRX_TR_IN_G1900_B2
L1009
L1058
RF_OUT_GSMHB
RF_OUT_GSMLB
RF_OUT_MB1
RF_OUT_MB2
RF_OUT_MB3
RF_OUT_MB4
RF_OUT_MB5
RF_OUT_LB1
RF_OUT_LB2
RF_OUT_LB3
RF_OUT_LB4
RF_OUT_LB5
VRF_FEM_2P8
4
5
6
L1052
VBAT_RF
C1041
C1067
21
23
29
28
27
26
25
34
33
32
31
30
C1084
TX_B13_28_SEL
L1093
L1059
C1029
C1031
L1062
C1044
C1022
PRX_TR_IN_G1800_B3
L1014
PRX_TR_IN_EGSM_B8
L1061
PRX_TR_IN_B12_17
L1016
C1030
G/GN/GT ONLY
PRX_TR_IN_B20
L1017
L1094
PRX_TR_IN_B5_18_19_26_G850
L1018
C1039
1228
ZD1000
C1072
L1035
C1920
L1025
C1016
L1029
C1052
L1031
C1064
L1033
C1073
C1035
L1037
C1085
L1043
L1075
C1038
L1078
L1048
L1079
L1026
C1065
L1038
G/GN/GT ONLY
C1086
L1045
L1077
C1105
G/GN/GT ONLY
L1080
C1053
L1081
THERMISTER
Engineer:
user
Drawn by:
user
R&D CHK:
TITLE:
DOC CTRL CHK:
MFG ENGR CHK:
Changed by:
Date Changed:
user Monday, April 23, 2018 1
14
Time Changed:
8:49:04 pm
user|swcad100|10.253.20.206|20190111-210237user|swcad100|10.253.20.206|20190111-210237
REV:
QA CHK:
15
TX_PA_OUT_GSMHB
TX_PA_OUT_GSMLB
TX_PA_OUT_B1
TX_PA_OUT_B3
TX_PA_OUT_B4_66
TX_PA_OUT_B2
TX_PA_OUT_B5_18_19_26
TX_PA_OUT_B8
TX_PA_OUT_B12_17
TX_PA_OUT_B20
SAMSUNG
ELECTRONICS
2019_A505
Drawing Number:
161
B
C
D
E
F
G
H
I
J
K
Size:
L
16 1 12 A
Page:
VRF_PRX_LNA_2P8
AS DIV 1008
L1040
KOR ONLY
C1012
C1113
KOR ONLY
C1110
AS DIV 1008
CPL_FWD
CPL_REV
TX_TR_OUT_B7_38_40_41
C1008
C1021
C1005
CPL_HB_REV
L1023
CPL_REV CPL_FWD
C1020
C1066
L1013
C1114
L1039
L1064
Cable clip
C1103
C1106
C1009
C1017
C1063
C1026
1
C1037
C1080
ASDIV_CTRL
C1007
L1900
C1088
C1028
ASDIV_CTRL_HIGH
C1006
L1022
VRF_FEMID_2P8
C1025
C1011
VRF_FEMID_2P8
C1019
1
2
3
4
RF4
RF3
GND
GND
5
10
GND
VDD
RF1
GND
RF2
CTRL
6
7
8
9
U1000
L1015
L1012
1
2
3
4
RF4
RF3
GND
GND
5
10
GND
VDD
RF1
GND
RF2
CTRL
6
7
8
9
U1001
L1008
VRF_FEM_2P8
C1051
RF1
C1901
CPL_SW_CTL0
R1008
R1007
Notch Filter
L1051
C1098
C1101
C1102
L1055
L1054
C1902
L1901
C1070
4
5 2
6
G/GN/GT ONLY
L1019
F1006
6
ANT
1
RX3TX
G6
G12G245G37G5
8
VDD
3
ANT
GND
RF21V1
U1007
TX_PA_OUT_B13PRX_TR_IN_B13
CTL_B28
L1044
L1095
PRX_TR_IN_B28
F1011
4
VC
VDD
5
GND
6
TX
7
GND
GND
8
L1024
RX
3
GND
2
ANT
1
9
L1096
L1073
TRX_B28
F1000
C1018
2
COMMOM
GND3GND5GND
1
7
TERMINATION
6
CPL_REV
5
RF_OUT
DRX_HB_LFEM
R1003
CLP1000
1
1
2
2
L1053
RFFE0_CLK
C1107
RFFE0_DATA
VRF_MIPI_IO_1P8
C1096
HIGH BAND PA
FDD LTE: B7
TDD LTE: B38 / 40 / 41
HIGH
LOW
8
GND
CPL_FWD
TERMINATION
GND
4
6
4
RF_IN
7
TERMINATION
6
CPL_REV
5
RF_OUT
VBAT_RF
L1003
DRX_MB_LFEM
L1005
L1010
C1032
DRX_LB_LFEM
F1001
12
3
8
TERMINATION
4
1
NC
2
RFIN
3
NC
4
VIO
5
SCLK
6
SDATA
C1002
CPL_HB_FWD
GND
12
RF_IN
C1033
CPL_FWD
R1004
3
GND
F1003
1210
23
24
17
18
19
20
21
GND22GND
GND
GND
GND
GND
GND
HBTD2
PAM1000
16
GND
15
HBFD1
14
GND
13
HBTD1
12
GND
11
RXTD1
RXTD2
VCC9GND
VBATT
7
8
10
VRF_PAM_VCC1
C1090
C1097
C1091
C1093
1011
G/GN/GT/KOR ONLY
2
3
4
5
6
SAMSUNG CONFIDENTIAL
THIS DOCUMENT CONTAINS CONFIDENTIAL
PROPRIETARY INFORMATION THAT IS
SAMSUNG ELECTRONICS CO’S PROPERTY.
DO NOT DISCLOSE TO OR DUPLICATE FOR OTHERS
EXCEPT AS AUTHORIZED BY SAMSUNG.
A
2
3
4
5
76
8
9
10
11
12
13
14
15
161
A
VRF_FEM_2P8
VRF_MIPI_IO_1P8
B
DRX
C
D
E
F
G
rev03 3712-001626 1.5t
U7037
1
1
2
2
3
3
H
I
ANT2007
1
1
2
2
3
3
L2021
J
VDDQ_PERI_AP_1P8
K
L
B2/B66
C7323
L7019
1011
G/GN/GT/KOR ONLY
U7040
C7322
L7027
rev03 3712-001626 1.5t
U7039
1
1
2
2
3
3
C7314
C7304
U7012
U7045
1 164
U7063
L2804
rev03 3712-001626 1.5t
L7026
0820
C7317
U7044
L7013
10
1
ANT
RF3
RF4
9
2
RF2
RF1
8
3
GND
USID
7
4
SCLK
VIO
6
SDATA
5
2
C7326
C7324
U7060
U7046
U7038
1
1
2
2
3
3
C7325
L7025
181031
RFFE2_CLK
RFFE2_DATA
HBGND
3
4
COMMON
GND
2
5
GND
LB
6
1
3
U7068
C2001
1
UNBAL-H|L
G
2
B38/B41
U7057
C7295
C7327
10
6
UNBAL-HCH
9
UNBAL-LCH
G3G
G
G
G
5
4G7
8
10
F2000
1
IN
2
B40
L7018
B28
L2700
U7051
L7021
U7054
L7022
U7055
1
1
F2002
UNBAL UNBAL
G
2 3
IN
G
2 3G5
L7016
U7056
L7020
4
6
NC
G G
5
U7059
U7070
L2701
4
OUT
6
NC
G
U7052
4
OUT
GND
GND
GND
3
5
U7058
14
27
26
11
12
21
22
28
2
AUX_MB_OUT
AUX1_HB_OUT
AUX2_HB_OUT
AUX1_MB_LNA_IN
AUX2_MB_LNA_IN
AUX1_HB_LNA_IN
AUX2_HB_LNA_IN
AUX_LB_OUT
AUX_LB_LNA_IN
7
VIO
VDD
GND
GND
GND
GND
GND
GND
1
6
23
15
13
20
3
ANT_H
DRX_HB_LFEM
4
ANT_M
DRX_MB_LFEM
5
ANT_L
DRX_LB_LFEM
16
RF_HIGH_OUT
17
U7071
RF_MID1_OUT
18
RF_MID2_OUT
19
RF_LOW_OUT
8
SCLK
RFFE3_CLK
9
SDATA
GND
GND24GND
25
29
RFFE3_DATA
GND
GND
30
31
L7017
C7318
C7319
C7320
C7321
DRX_TR_IN_HB
C7305
L7024
DRX_TR_IN_B1_4
U7047
L7023
U7048
L7014
U7050
DRX_TR_IN_B2_3_66
DRX_TR_IN_LB
180918 1.1t
U7031
1
2
3
3
U7035
U7032
1
1
2
2
3
3
3
APT MODULATOR
U7033
1
2
3
3
3
GND
APT MODULATOR
RFFE0_DATA
RFFE0_CLK
U7034
1
2
3
3
VRF_MIPI_IO_1P8
B3
VIO
A2
SDATA
A1
SCLK
C7297
U7036
1
2
3
3
VBAT_RF
U7065
B1
VBAT
B2
VIN
C3
PGND
19.21 VE
L7012
C2
2703-004947
SW
C1
FB
MARK
MARK
AGND
2
1
2703-00506 0.8T
A3
2703-004947 1.0T
B
VRF_PAM_VCC1
U7018
U7019
C7306
C7312
C
D
E
TRANCEIVER
U7024
GND
GND
L12
L14
C7307
U7023
K9
A8
J10
VDD18_TX
VDD18_RX
VDD18_TXLOK7VDD12_TXLO
U7066
GND
GND
GND
GND
J6
L8
L10
H15
K15
09.27
VDD12_TX
GND
K11
G14
B7
G10
VDD12_RX2LO
VDD12_RX1LO
GND
G4
G8
Changed by:
VRF_RX_1P2
U7022
RAMEM bringup VDD_1P0_CP
C7303
J2
L6
C4
F15
C14
DVDD10L4DVDD18
G_VDD18
VDD12_DRX
VDD12_PRX2
VDD12_PRX1
G_VDD_1V1_RF
GNDG2GND
GND
GND
GND
GND
GND
F3
F9
E8
E10
E14
VDD_1P8_CP
C7298
U7009
C7315
H1
GND
GNDD9GND
GND
GND
E4
D3
D15
WLBT_TCXO_IN_26M
AP_TCXO_26M
Date Changed:
GND
GND
C8
C2
C10
14
C7308
U7025
U7028
A6
DRX_HB1
A4
DRX_HB2
E2
DRX_MLB1
D1
DRX_MLB2
B1
DRX_MLB3
A2
DRX_MLB4
F5
DRX1_IN
F7
DRX1_IP
G6
DRX1_QN
H7
DRX1_QP
C6
DRX2_IN
D7
DRX2_IP
D5
DRX2_QN
E6
DRX2_QP
B9
PRX_HB1
A10
PRX_HB2
B11
PRX_HB3
A12
PRX_HB4
E16
PRX_LB1
F17
PRX_LB2
G16
PRX_LB3
H17
PRX_LB4
J16
PRX_LB5
K17
PRX_LB6
A14
PRX_MB1
A16
PRX_MB2
B17
PRX_MB3
C16
PRX_MB4
D17
PRX_MB5
F13
PRX1_IN
F11
PRX1_IP
G12
PRX1_QN
H11
PRX1_QP
C12
PRX2_IN
D11
PRX2_IP
D13
PRX2_QN
E12
PRX2_QP
GND
GND
GND
GND
B5
B3
B13
B15
a505 10.1
Time Changed:
user|swcad100|10.253.20.206|20190111-210238user|swcad100|10.253.20.206|20190111-210238
R7011
C7301
DRX_TR_IN_HB
DRX_TR_IN_B2_3_66
DRX_TR_IN_B1_4
DRX_TR_IN_LB
DRX0_I_N
DRX0_I_P
DRX0_Q_N
DRX0_Q_P
DRX1_I_N
DRX1_I_P
DRX1_Q_N
DRX1_Q_P
PRX_TR_IN_B38_40_41
PRX_TR_IN_B7
PRX_TR_IN_B13
PRX_TR_IN_B12_17
PRX_TR_IN_B20
PRX_TR_IN_EGSM_B8
PRX_TR_IN_B5_18_19_26_G850
PRX_TR_IN_B28
PRX_TR_IN_B4_66
PRX_TR_IN_B1
PRX_TR_IN_G1800_B3
PRX_TR_IN_G1900_B2
PRX0_I_N
PRX0_I_P
PRX0_Q_N
PRX0_Q_P
PRX1_I_N
PRX1_I_P
PRX1_Q_N
PRX1_Q_P
Engineer
Drawn by:
R&D CHK:
DOC CTRL CHK:
MFG ENGR CHK:
QA CHK:
15
1210
U7017
U7011
VRF_TCXO_1P8
TITLE:
GNSS_AVDD_1P1
DRX, TRANCEIVER
2019 A505
Drawing Number
VRF_TXLO_1P8
VRF_TX_1P2
VRF_RX_1P2
VRF_RX_1P2_LO
U7049
U7053
DRX_ANT_HB
DRX_ANT_MLB
VRF_TCXO_1P8
U7013
5
7
8
U7041
C7302
4
OUT3VCC
GNDGND
1
2
1010
96
VRF_TX_1P2_LO
VBAT_RF
VRF_TRX_1P8
REV03
VRF_TRX_1P2
U7008
VRF_TRX_1P2_LO
U7015
U7064
RFIC_RST
VDD_1P8_CP
RFIC_SPEEDY
U7014
C7296
VRF_TXLO_1P8
U7016
U7029
C7310
TX_TR_OUT_B1_2_3_4_66
TX_TR_OUT_B7_38_40_41
TX_TR_OUT_B5_8_12_17_18_19_20_26_28
TX0_POLAR0_TDD_TRX_SW0
GPS_Q
GPS_RF_IN
GNSS_SPEEDY
C7316
RFIC_PDET_IN
TR_PDET_OUT
U7042
U7020
A1
B1
VBATT
VLDO
A2
CLK_OUT1
B2
D1
CLK_REQ1
GND
D2
CLK_OUT2
C1
C2
MCLK_IN CLK_REQ2
VRF_TRX_1P8
U7010
U7027
C7300
TX_TR_OUT_GSMHB
TX_TR_OUT_B13
TX_TR_OUT_GSMLB
TRX_SW_CTL1_TDD
GPS_I
U7030
C7313
C7311
1006
TCXO_EN
09.27
TX0_I_N
TX0_I_P
TX0_Q_N
TX0_Q_P
U7021
U7074
VRF_TX_1P2_LO
U7072
U7073
18.10.31 DELETE
VRF_RX_1P2_LO
VRF_TX_1P2
C7299
C7309
U7026
L16
TX_HMB1
M17
TX_HMB2
N16
TX_HMB3
M15
TX_HMB4
N14
TX_HMB5
M13
TX_HMB6
H13
TX_IN
J12
TX_IP
J14
TX_QN
K13
TX_QP
N12
TX_LB1
M11
TX_LB2
N10
TX_LB3
M9
TX_LB4
J8
TDDSW1_POLAR
N6
TDDSW2
H3
G_BBI
J4
G_BBQ
F1
G_RF_IN
H5
G_SPEEDY
L2
G_TCXO_IN
M5
VCTCXO_IN
K1
GNSS_BB_FREF
N2
PDET_IN
K5
SDO
H9
DFT_MODE
K3
SRST_B
M1
SPI_CLK
U7043
M3
SPI_EN_B
N4
SPI_SDIO
GND
GND
GND
MARK2MARK
1
N8
M7
a505 10.1
F
G
Size:
L
2/7
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