![](http://datasheet.mmic.net.cn/ON-Semiconductor/NCV7441D20G_datasheet_99137/NCV7441D20G_8.png)
NCV7441
http://onsemi.com
8
Table 5. ELECTRICAL CHARACTERISTICS The characteristics defined in this section are guaranteed within the operating ranges listed in Figure
4, unless stated otherwise. Positive
currents flow into the respective pin.
Symbol
Unit
Max
Typ
Min
Conditions
Parameter
CAN TRANSMITTER CHARACTERISTICS
Vo(dom)(CANH1/2)
dominant output voltage at
pin CANH1/2
VTXD1/2 = 0 V
3.0
3.6
4.25
V
Vo(dom)(CANL1/2)
dominant output voltage at
pin CANL1/2
VTXD1/2 = 0 V
0.5
1.4
1.75
V
Vo(dif)(BUS_dom)
differential bus output
voltage
(VCANH1/2 – VCANL1/2)
VTXD1/2 = 0 V, dominant;
bus differential load:
42.5 W < RL < 60 W
1.5
2.25
3.0
V
Vo(dif)(BUS_rec)
differential bus output
voltage
(VCANH1/2 – VCANL1/2)
VTXD1/2 = VCC
Recessive,
no load on the bus
120
0
50
mV
Io(SC)(CANH1/2)
shortcircuit output current
at pin CANH1/2
VCANH1/2 = 0 V,
VTXD1/2 = 0 V
100
70
45
mA
Io(SC)(CANL1/2)
shortcircuit output current
at pin CANL1/2
VCANL1/2= 36 V,
VTXD1/2 = 0 V
45
70
100
mA
CAN RECEIVER AND CAN PINS ELECTRICAL CHARACTERISTICS
Vi(dif)(th)
Differential receiver
threshold voltage
normal mode
12 V < VCANH1/2 < 12 V
12 V < VCANL1/2 < 12 V
0.5
0.7
0.9
V
standby mode
12 V < VCANH1/2 < 12 V
12 V < VCANL1/2 < 12 V
0.4
0.8
1.15
Vihcm(dif)(th)
Differential receiver
threshold voltage for high
common mode
normal mode
35 V < VCANH1/2 < 35 V
35 V < VCANL1/2 < 35 V
0.4
0.7
1
V
Vihcm(dif)(hys)
Differential receiver input
voltage hysteresis for high
common mode
normal mode
35 V < VCANH1/2 < 35 V
35 V < VCANL1/2 < 35 V
20
70
100
mV
Ri(cm)CANH1/2
Common mode input res-
istance at pin CANH1/2
15
26
37
kW
Ri(cm)CANL1/2
Common mode input res-
istance at pin CANL1/2
15
26
37
kW
Ri(cm)(m)
Matching between pin
CANH1/2 and pin
CANL1/2 common mode
input resistance
VCANH1/2= VCANL1/2
3
0
3
%
Ri(dif)
Differential input resist-
ance
25
50
75
kW
CI(CANH1/2)
input capacitance at pin
CANH1/2
VTxD1/2 = VCC
not tested in production
7.5
20
pF
CI(CANL1/2)
input capacitance at pin
CANL1/2
VTxD1/2 = VCC
not tested in production
7.5
20
pF
CI(dif)
differential input capacit-
ance
VTxD1/2 = VCC
not tested in production
3.75
10
pF
ILICANH1/2
Input leakage current to
pin CANH1/2
VCC = 0 V;
VCANL1/2 = VCANH1/2 = 5 V
10
0
10
mA
ILICANL1/2
Input leakage current to
pin CANL1/2
VCC = 0 V;
VCANL1/2 = VCANH1/2 = 5 V
10
0
10
mA
THERMAL MONITORING ELECTRICAL CHARACTERISTICS
TJ(sd)
Thermal shutdown
threshold
Junction temperature rising
150
185
°C
Junction temperature falling
145
°C