AMIS-42700 Dual High-Speed CAN Transceiver
Preliminary Data Sheet
+5V
100 nF
VCC
12
Vref
13
CANH1
8
Text
Rint
RLT
CLT
100 pF
3
60 Ω
CANL1
CANH2
14
19
9
AMIS-42700
Tx0
CLT
100 pF
RLT
4
7
60 Ω
Rx0
CANL2
18
5
2
10
17 16 15
6
GND
PC20050502.4
EN1
EN2
Figure 6: Test Circuit for Timing Characteristics
HIGH
Tx0
LOW
CANHx
CANLx
dominant
recessive
Vi(dif)
VCANH - VCANL
=
0,9V
0,5V
Rx0
0,7 x VCC
0,3 x VCC
td(TxD-BUSon)
td(TxD-BUSoff)
td(BUSon-RxD)
td(BUSoff-RxD)
tpd(rec-dom)
tpd(dom-rec)
PC20050502.7
Figure 7: Timing Diagram for AC Characteristics
AMI Semiconductor – Rev. 1.4, May 05 - Preliminary
12
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