PCA89C250

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© NXP B.V. 2011. All rights reserved.

Product data sheet

Rev. 06 — 25 August 2011

7 of 18

NXP Semiconductors

PCA82C250

CAN controller interface

Fig 3.

Test circuit for dynamic characteristics.

Fig 4.

Timing diagram for dynamic characteristics.

Fig 5.

Hysteresis.

015aaa208

30 pF

100 pF

60 Ω

100 nF

+5 V

PCA82C250

RXD

Vref

TXD

CANH

CANL

GND

VCC

Rext

Rs

mka672

toffTXD

toffRXD

tonTXD

VRXD

Vdiff

VTXD

tonRXD

0.3VCC

0.9 V

0.5 V

0.7VCC

VCC

0 V

mka673

hysteresis

VRXD

HIGH

LOW

0.5 V

0.9 V

Vdiff