Schematics

5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
Mandatory to be foreseen on PCB
for EMC fine tuning (if required).
Place protection (SMBD7000 is only valid for
xRX300, for xRX200-family we the need DSL70)
close to transformer and connect it by 1mm track
width.
RXA_N
RXB_P
RXB_N
RXC_P
RXC_N
TX_P
LD_INS_P
TX_N
LD_OUT_P
LD_OUT_N
LD_FB_P
LD_FB_N
PWR_ANA_3V3
TX_P
TX_N
LD_IN_N
LD_IN_P
LD_INS_N
RXA_P VRX_CLKMODE
GND
GND
PWR_ANA_3V3
GND
+3V3_DG
LD_OUT_P [30]
LD_OUT_N [30]
LD_INS_N [30]
LD_FB_N [30]
LD_INS_P [30]
LD_FB_P [30]
RXB_P [30]
RXA_P [30]
RXB_N [30]
RXC_N [30]
RXC_P [30]
RXA_N [30]
TX_N [30]
TX_P [30]
LD_IN_P [30]
LD_IN_N [30]
Title
Size Document Number Rev
Date: Sheet of
1st_VRX518 AFE
6B
V2765AX_V1
<OrgName>
Custom
14 34Friday, December 17, 2021
Title
Size Document Number Rev
Date: Sheet of
1st_VRX518 AFE
6B
V2765AX_V1
<OrgName>
Custom
14 34Friday, December 17, 2021
Title
Size Document Number Rev
Date: Sheet of
1st_VRX518 AFE
6B
V2765AX_V1
<OrgName>
Custom
14 34Friday, December 17, 2021
R162
(5)4.7K
R162
(5)4.7K
C98
(5)22pF
C98
(5)22pF
Y2
(5)36MHz/DIP 49US
Y2
(5)36MHz/DIP 49US
C101
(5)22pF
C101
(5)22pF
N.M.
C91
Null/10pF
N.M.
C91
Null/10pF
TP22TP22
C79 (5)100nFC79 (5)100nF
R169 Null/0R R169 Null/0R
R159 (5)0RR159 (5)0R
C97 (5)100nFC97 (5)100nF
R158
(5)0R
R158
(5)0R
N.M.
C88
Null/10pF
N.M.
C88
Null/10pF
TP23TP23
TP26TP26
VRX518
PSB80518
V1.1
U8A
(5)VRX518
VRX518
PSB80518
V1.1
U8A
(5)VRX518
RXA_P_DSL
77
RXA_N_DSL
76
RXB_P_DSL
74
RXB_N_DSL
75
RXC_P_DSL
72
RXC_N_DSL
73
CLKOUT_P
89
CLKMODE
88
CLKOUT_N
90
XTAL1 / CLKIN_P
84
XTAL2 / CLKIN_N
85
CREF_VTRIM
80
CREF_GND
81
ITRIM
82
TX_P_DSL
68
TX_N_DSL
67
TEST_P_DSL
70
TEST_N_DSL
69
LD_IN_P
53
LD_IN_N
54
LD_INS_P
50
LD_INS_N
40
LD_OUT_P
48
LD_OUT_N
42
LD_FB_P
47
LD_FB_N
43
CCM
37