PCA89C250

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© NXP B.V. 2011. All rights reserved.

Product data sheet

Rev. 06 — 25 August 2011

8 of 18

NXP Semiconductors

PCA82C250

CAN controller interface

V1 =1V.

Fig 6.

Timing diagram for wake-up from Standby.

V1 =4V; V8 =4V.

Fig 7.

Timing diagram for bus dominant to RXD LOW.

The waveforms of the applied transients shall be in accordance with “ISO 7637 part 1”, test pulses

1, 2, 3a and 3b.

Fig 8.

Test circuit for automotive transients.

mka674

tWAKE

VRs

VRXD

VCC

0 V

mka675

tdRXDL

1.5 V

0 V

Vdiff

VRXD

015aaa246

PCA82C250

RXD

Vref

TXD

CANH

CANL

GND

VCC

SCHAFFNER

GENERATOR

60 Ω

+5 V

Rext

Rs

1 nF

1 nF