AMIS-42670 Datasheet, PDF (9/12 Pages) AMI SEMICONDUCTOR – High-Speed CAN Transceiver

AMIS-42670 High-Speed CAN Transceiver
For Long Networks
Data Sheet
+5 V
100 nF
V_CC
3
TxD
7 ^CANH
1
Generator
AMIS-
6
CANL
42670
RxD
4
8
30 Ω
5
V_REF
2
20 pF
S
GND
6.2 kΩ
10 nF
Active Probe
6.2 kΩ
30 Ω
Spectrum Anayzer
47 nF
PC20070831.6
Figure 8: Basic Test Set-up for Electromagnetic Measurement
CANH
CANL
V_i(com) =
V_CANH + V_CANL
V_CM-peak
V_CM-step
recessive
V_CM-peak
PC20040829.7
Figure 9: Common-mode Voltage Peaks (see measurement set-up Figure 8)
AMI Semiconductor – October 07, Rev. 1.0
9
www.amis.com Specifications subject to change without notice