
4.2.13. CAN Bus
CAN Bus Signals
Reference Schematic
GND_ISO_B
+5V_ISO_B
CAN_DL_B
CAN_DH_B
U5
ADM3053BRWZ-REEL7
GND11
1
NC
2
GND12
3
RxD
4
TxD
5
VIO
6
GND13
7
VCC
8
GND14
9
GND15
10
GND21
11
VISOOUT
12
GND22
13
VREF
14
CANL
15
GND23
16
CANH
17
RS
18
VISOIN
19
GND24
20
R28 10K/4
CAN BUS2
RS4
Short PAD8
Isolation >5mm
CAN_DH_B
C45 10UF/16V/6
GND_ISO_B
R29
120/6.X
C43 10UF/16V/6
C44 0.1UF/25V/4
GND_SHIELD2
C40 10UF/16V/6
C39 0.1UF/25V/4
C46 0.1UF/25V/4
GND_ISO_B
+5V_ISO_B
+5V_VCC
+3.3V_VCC
CAN_DL_B
C50 10UF/16V/6
C49 0.1UF/25V/4
GND_ISO_B
CAN2_RX13
CAN2_TX13
GND_ISO_A
+5V_ISO_A
CAN_DL_A
CAN_DH_A
U4
ADM3053BRWZ-REEL7
GND11
1
NC
2
GND12
3
RxD
4
TxD
5
VIO
6
GND13
7
VCC
8
GND14
9
GND15
10
GND21
11
VISOOUT
12
GND22
13
VREF
14
CANL
15
GND23
16
CANH
17
RS
18
VISOIN
19
GND24
20
R26 10K/4
Isolation >5mm
CAN BUS 1
RS3
Short PAD8
CAN_DH_A
C35 10UF/16V/6
R27
120/6/X
GND_ISO_A
C33 10UF/16V/6
C34 0.1UF/25V/4
C32 10UF/16V/6
C31 0.1UF/25V/4
GND_SHIELD1
C36 0.1UF/25V/4
GND_ISO_A
+5V_ISO_A
+5V_VCC
+3.3V_VCC
C38 10UF/16V/6
CAN_DL_A
C37 0.1UF/25V/4
CAN1_TX13
GND_ISO_A
CAN1_RX13
J2
E-CALL_0110-2620040
1
1
2
2
3
3
4
4
J4
E-CALL_0110-2620040
1
1
2
2
3
3
4
4
GND_ISO_B
GND_SHIELD2
CAN_DH_B
CAN_DL_B
GND_ISO_A
GND_SHIELD1
CAN_DH_A
CAN_DL_A
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