AMIS-42770 Dual High-Speed CAN Transceiver
For Long Networks
Data Sheet
+5V
100 nF
VCC
12
Vref
13
CANH1
8
Text
Rint
RLT
CLT
3
60 Ω
100 pF
CANL1
CANH2
14
19
9
AMIS-42770
Tx0
CLT
RLT
4
7
100 pF
60 Ω
Rx0
CANL2
18
5
2
10
17 16 15
6
GND
PC20071011.9
EN1
EN2
Figure 8: Test Circuit for Timing Characteristics
Tx0
Text
0,7 VCC
0,3 VCC
VCANx-BUS
VCANHx
VCANLx
VDIFF
=
VCANHx
- VCANLx
dominant
recessive
5V
0,9 V
0,9 V
0,5 V
0,5 V
0V
tPD(H)
Rx0
Rint
0,7 VCC
0,7 VCC
0,3 VCC
0,3 VCC
td(BUSon-Rx)
td(BUSoff-Rx)
td(Tx-Rx)
td(Tx-Rx)
PC20071012.1
td(Tx-BUSon)
td(Tx-BUSoff)
Figure 9: Timing Diagram for AC Characteristics
AMI Semiconductor – October 2007, Rev. 1.0
www.amis.com Specifications subject to change without notice
12
AMI [ AMI SEMICONDUCTOR ]
