AMIS-42700 Datasheet, PDF (11/14 Pages) AMI SEMICONDUCTOR – Dual High-Speed CAN Transceiver

Tx0/
Text
CANHx
AMIS−42700
+5V
100 nF
VCC
12
Text ₃
Vref
8 ₁₃ ^CANH1
Rint
Tx0
9
14 ^CANL1
AMIS−42700 _CANH2
19
4
Rx0 7
18 ^CANL2
10 2 17 16 15 6 5
EN1 EN2
GND
R_LT
60 W
R_LT
60 W
Figure 7. Test Circuit for Timing Characteristics
C_LT
100 pF
C_LT
100 pF
HIGH
LOW
CANLx
V_i(dif) =
V_CANH −V_CANL
0,9V
Rx0/
Rint
t_{d(Tx−Rx)}
t_{d(Tx−BUSon)}
0,3 x V_CC
0,5V
0,9V
0,7 x V_CC
0,3 x V_CC
t_{d(Tx−Rx)}
t_{d(Tx−BUSoff)}
t_{d(BUSon−Rx)}
Figure 8. Timing Diagram for AC Characteristics
0,5V
dominant
recessive
0,7 x V_CC
t_{d(BUSoff−Rx)}
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