PCA89C250

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© NXP B.V. 2011. All rights reserved.

Product data sheet

Rev. 06 — 25 August 2011

5 of 18

NXP Semiconductors

PCA82C250

CAN controller interface

10. Thermal characteristics

11. Characteristics

Table 7.

Thermal characteristics

Symbol

Parameter

Conditions

Typ

Unit

Rth(j-a)

thermal resistance from junction to ambient

in free air

160

K/W

Table 8.

Characteristics

VCC = 4.5 to 5.5 V; Tamb = 40 to +125 C; RL =60 ; I8 > 10 A; unless otherwise specified; all voltages referenced to

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

100 % tested at +25

C.

Symbol Parameter

Conditions

Min

Typ

Max

Unit

Supply

I3

supply current

dominant; V1 =1V

-

-

70

mA

recessive; V1 =4V; R8 =47k

--

14

mA

recessive; V1 =4V; V8 =1V

-

-

18

mA

Standby; Tamb <90 C

[1]

-

100

170

A

DC bus transmitter

VIH

HIGH-level input voltage

output recessive

0.7VCC

-VCC +0.3 V

VIL

LOW-level input voltage

output dominant

0.3

-

0.3VCC

V

IIH

HIGH-level input current

V1 =4V

200

-

+30

A

IIL

LOW-level input current

V1 =1V

100

-

600

A

V6,7

recessive bus voltage

V1 = 4 V; no load

2.0

-

3.0

V

ILO

off-state output leakage current

2V<(V

6,V7)<7V

2-

+1

mA

5V<(V

6,V7)<18 V

5-

+12

mA

V7

CANH output voltage

V1 =1V

2.75

-

4.5

V

V6

CANL output voltage

V1 = 1 V

0.5

-

2.25

V

V

6, 7

difference between output

voltage at pins 6 and 7

V1 = 1 V

1.5

-

3.0

V

V1 =1V; RL =45 ; VCC  4.9 V

1.5

-

-

V

V1 = 4 V; no load

500

-

+50

mV

Isc7

short-circuit CANH current

V7 = 5V; VCC  5V

-

-

105

mA

V7 = 5V; VCC =5.5 V

-

-

120

mA

Isc6

short-circuit CANL current

V6 = 18 V

-

-

160

mA

DC bus receiver: V1 = 4 V; pins 6 and 7 externally driven; 2V<(V6, V7) < 7 V; unless otherwise specified

Vdiff(r)

differential input voltage

(recessive)

1.0

-

+0.5

V

7V<(V

6, V7)<12 V;

not Standby mode

1.0

-

+0.4

V

Vdiff(d)

differential input voltage

(dominant)

0.9

-

5.0

V

7V<(V

6, V7)<12 V;

not Standby mode

1.0

-

5.0

V

Vdiff(hys)

differential input hysteresis

see Figure 5

-150

-

mV

VOH

HIGH-level output voltage

pin 4; I4 = 100 A0.8VCC

-VCC

V