AMIS-42700 Datasheet, PDF (4/14 Pages) AMI SEMICONDUCTOR – Dual High-Speed CAN Transceiver

AMIS−42700
VBAT
5V−reg
VCC
C_D
100 nF
VCC
C_D
100 nF
Vref ⁺⁵
CAN BUS 1 CAN BUS 2
mC
CAN
con−
troller
EN1 ₁₀ ¹²
8 ₁₃ CANH1
EN2 ₂
Rx0 ₇
Tx0 ₄
Text
3
AMIS−42700
CANL1
14
CANH2
19
R_LT
60 W
R_LT
Rint
9
5 6 15 16 17 ^{18 CANL2 60 W}
GND
GND
+5
CAN BUS 3 CAN BUS 4
C_D
100 nF
VCC
Vref
EN1 ₁₀ ¹²
8 ₁₃ CANH1
EN2 ₂
Rx0 ₇
R_LT
CANL1 ^{60 W}
14
Tx0 ₄
Text
3
AMIS−42700 _CANH2
19
R_LT
Rint
9
5 6 15 16 17 ^{18 CANL2 60 W}
GND
Figure 4. Application Diagram CAN−bus Extender
Table 2. Pin Out
Pin
Name
Description
1
NC
Not connected
2
ENB2
Enable input, bus system 2; internal pull−up
3
Text
Multi−system transmitter Input; internal pull−up
4
Tx0
Transmitter input; internal pull−up
5
GND
Ground connection (Note 2)
6
GND
Ground connection (Note 2)
7
Rx0
Receiver output
8
V_REF1
Reference voltage
9
Rint
Multi−system receiver output
10
ENB1
Enable input, bus system 1; internal pull−up
11
NC
Not connected
12
VCC
Positive supply voltage
13
CANH1
CANH transceiver I/O bus system 1
14
CANL1
CANL transceiver I/O bus system 1
15
GND
Ground connection (Note 2)
16
GND
Ground connection (Note 2)
17
GND
Ground connection (Note 2)
18
CANL2
CANL transceiver I/O bus system 2
19
CANH2
CANH transceiver I/O bus system 2
20
NC
Not connected
2. In order to ensure the chip performance, all these pins need to be connected to GND on the PCB.
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