PCA82C251
NXP Semiconductors
CAN transceiver for 24 V systems
10. Thermal characteristics
Table 7.
Symbol
Rth(j-a)
Thermal characteristics
Parameter
thermal resistance from junction to ambient in free air
Conditions
Typ
Unit
160
K/W
11. Characteristics
Table 8.
Characteristics
VCC = 4.5 V to 5.5 V; Tamb = 40 C 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
Supply
Conditions
Min
Typ
Max
Unit
I3
supply current
dominant; V1 = 1 V; VCC = 5.1 V
dominant; V1 = 1 V; VCC = 5.25 V
dominant; V1 = 1 V; VCC = 5.5 V
recessive; V1 = 4 V; R8 = 47 k
Standby
-
-
-
-
-
-
-
-
-
-
78
80
85
10
275
mA
mA
mA
mA
A
[1]
DC bus transmitter
VIH
VIL
IIH
HIGH-level input voltage
output recessive
output dominant
V1 = 4 V
0.7VCC
0.3
200
2.0
2
-
-
-
-
-
-
-
-
VCC + 0.3 V
LOW-level input voltage
HIGH-level input current
LOW-level input current
recessive bus voltage
0.3VCC
+30
600
3.0
V
A
A
V
IIL
V1 = 1 V
V6,7
ILO
V1 = 4 V; no load
off-state output leakage current 2 V < (V6, V7) < 7 V
5 V < (V6, V7) < 36 V
+2
mA
mA
V
10
3.0
2.75
0.5
1.5
1.5
500
-
+10
4.5
V7
CANH output voltage
V1 = 1 V; VCC = 4.75 V to 5.5 V
V1 = 1 V; VCC = 4.5 V to 4.75 V
V1 = 1 V
4.5
V6
CANL output voltage
-
2.0
V
V6, 7
difference between output
voltage at pins 6 and 7
V1 = 1 V
-
3.0
V
V1 = 1 V; RL = 45
V1 = 4 V; no load
V7 = 5 V
-
-
V
-
+50
200
-
mV
mA
mA
mA
Isc7
short-circuit CANH current
short-circuit CANL current
-
V7 = 36 V
-
100
Isc6
V6 = 36 V
-
-
200
DC bus receiver: V1 = 4 V; pins 6 and 7 externally driven; 2 V < (V6, V7) < 7 V; unless otherwise specified
[2]
Vdiff(r)
differential input voltage
(recessive)
1.0
1.0
0.9
-
-
-
-
+0.5
+0.4
5.0
V
V
V
V
[2]
7 V < (V6, V7) < 12 V
Vdiff(d)
differential input voltage
(dominant)
7 V < (V6, V7) < 12 V; not Standby
1.0
5.0
mode
Standby mode
0.97
0.91
-
-
5.0
5.0
V
V
Standby mode; VCC = 4.5 V to 5.10 V
PCA82C251
All information provided in this document is subject to legal disclaimers.
© NXP B.V. 2011. All rights reserved.
Product data sheet
Rev. 04 — 25 August 2011
5 of 17
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