PCA82C251

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© NXP B.V. 2011. All rights reserved.

Product data sheet

Rev. 04 — 25 August 2011

6 of 17

NXP Semiconductors

PCA82C251

CAN transceiver for 24 V systems

[1]

[2]

This is valid for the receiver in all modes: High-speed, Slope control and Standby.

differential input hysteresis

see Figure 5

-

150

-

mV

HIGH-level output voltage

V

LOW-level output voltage

0

-

V

0

-

1.5

V

input resistance

CANH, CANL

5

-

25

k



differential input resistance

20

-

100

k



Reference output

reference output voltage

V

V

minimum bit time

--

1

s

delay TXD to bus active

-

-

50

ns

delay TXD to bus inactive

-40

80

ns

delay TXD to receiver active

-

55

120

ns

delay TXD to receiver inactive

-

80

150

ns

-

80

170

ns

-

90

170

ns

-

90

190

ns

-

290

400

ns

delay TXD to receiver active

-

440

550

ns

SR

CANH, CANL slew rate

-7

-

V/

s

wake-up time from Standby

(via pin 8)

see Figure 6

--

20

s

bus dominant to RXD LOW

--

3

s

Standby/Slope control (pin 8)

input voltage for Standby mode

V

Slope control mode current

10

-

200

A

Slope control mode voltage

V

Table 8.

ground (pin 2); positive input current; all parameters are guaranteed over the ambient temperature range by design, but only

100 % tested at +25

Symbol Parameter

Conditions

Min

Typ

Max

Unit