AMIS-42700 Datasheet, PDF (13/16 Pages) AMI SEMICONDUCTOR – Dual High-Speed CAN Transceiver

AMIS-42700 Dual High-Speed CAN Transceiver
Preliminary Data Sheet
+5V
100 nF
VCC
Vref
Text
12
3
8 ₁₃ CANH1
CANL1
Rint
Tx0
9
14
AMIS-42700
CANH2
19
30 Ω
Gen
4
Rx0 7
18 ^CANL2
10 2 17 16 15 6 5
EN1 EN2
GND
6.2 kΩ
10 nF
Active Probe
6.2 kΩ
30 Ω
Spectrum Anayzer
47 nF
PC20050502.6
Figure 8: Basic Test Setup for Electromagnetic Measurement
CANHx
CANLx
V_i(com) =
V_CANHx + V_CANLx
V_CM-peak
V_CM-step
recessive
V_CM-peak
PC20050502.8
Figure 9: Common-mode Voltage Peaks (see measurement setup Figure 8)
AMI Semiconductor – Rev. 1.4, May 05 - Preliminary
www.amis.com
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