NXP Semiconductors
PCA82C250
CAN controller interface
VRs
VRXD
tWAKE
V1 = 1 V.
Fig 6. Timing diagram for wake-up from Standby.
VCC
0V
mka674
Vdiff
VRXD
tdRXDL
V1 = 4 V; V8 = 4 V.
Fig 7. Timing diagram for bus dominant to RXD LOW.
1.5 V
0V
mka675
+5 V
TXD
VCC
CANH
PCA82C250
RXD
Vref
GND
CANL
Rs
1 nF
62 Ω
1 nF
SCHAFFNER
GENERATOR
Rext
mka676
Fig 8.
The waveforms of the applied transients shall be in accordance with “ISO 7637 part 1”, test pulses
1, 2, 3a and 3b.
Test circuit for automotive transients.
PCA82C250_6
Product data sheet
Rev. 06 — 26 March 2009
© NXP B.V. 2009. All rights reserved.
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