
AMIS42700
http://onsemi.com
8
Table 5. Thermal Characteristics
Symbol
Parameter
Conditions
Value
Unit
Rth(vja)
Thermal resistance from junction to ambient in SO20 package
In free air
85
K/W
Rth(vjs)
Thermal resistance from junction to substrate of bare die
In free air
45
K/W
Table 6. DC and Timing Characteristics (VCC = 4.75 to 5.25 V; Tjunc = 40 to +150°C; RLT = 60 W unless specified otherwise.)
Symbol
Parameter
Conditions
Min.
Typ.
Max.
Unit
SUPPLY (pin VCC)
ICC
Supply current, no loads on digital
outputs, both busses enabled
Dominant transmitted
Recessive transmitted
45
137.5
19.5
mA
PORL_VCC
Poweronreset level on VCC
2.2
4.7
V
DIGITAL INPUTS (Tx0, Text, EN1B, EN2B)
VIH
Highlevel input voltage
0.7 x VCC
VCC
V
VIL
Lowlevel input voltage
0.3
0.3 x
VCC
V
IIH
Highlevel input current
VIN = VCC
5
0
+5
mA
IIL
Lowlevel input current
VIN = 0 V
75
200
350
mA
Ci
Input capacitance
Not tested
5
10
pF
DIGITAL OUTPUTS (pin Rx0, Rint)
Ioh
Highlevel output current
Vo = 0.7 x VCC
5
10
15
mA
Iol
Lowlevel output current
Vo = 0.3 x VCC
5
10
15
mA
REFERENCE VOLTAGE OUTPUT (pin VREF1)
VREF
Reference output voltage
50 mA < IVREF < +50 mA
0.45 x
VCC
0.50 x
VCC
0.55 x
VCC
V
VREF_CM
Reference output voltage for full
common mode range
35 V <VCANHx < +35 V;
35 V <VCANLx < +35 V
0.40 x
VCC
0.50 x
VCC
0.60 x
VCC
V
BUS LINES (pins CANH1/2 and CANL1/2)
Vo(reces)
(CANHx)
Recessive bus voltage at pin
CANH1/2
VTx0 = VCC; no load
2.0
2.5
3.0
V
Vo(reces)
(CANLx)
Recessive bus voltage at pin
CANL1/2
VTx0 = VCC; no load
2.0
2.5
3.0
V
Io(reces)
(CANHx)
Recessive output current at pin
CANH1/2
35 V < VCANHx < +35 V;
0 V < VCC < 5.25 V
2.5
+2.5
mA
Io(reces)
(CANLx)
Recessive output current at pin
CANL1/2
35 V < VCANLx < +35 V;
0 V < VCC < 5.25 V
2.5
+2.5
mA
Vo(dom)
(CANHx)
Dominant output voltage at pin
CANH1/2
VTx0 = 0 V
3.0
3.6
4.25
V
Vo(dom)
(CANLx)
Dominant output voltage at pin
CANL1/2
VTx0 = 0 V
0. 5
1.4
1.75
V
Vo(dif) (bus)
Differential bus output voltage
(VCANHx VCANLx)
VTx0 = 0 V; dominant;
42.5 W < RLT < 60 W
1.5
2.25
3.0
V
VTxD = VCC;
recessive; no load
120
0
+50
mV
Io(sc)
(CANHx)
Short circuit output current at pin
CANH1/2
VCANHx = 0 V;
VTx0 = 0 V
45
70
120
mA
Io(sc) (CANLx)
Short circuit output current at pin
CANL1/2
VCANLx = 36 V;
45
70
120
mA
8. Guaranteed by design for VBAT = 36 V; measured in production for VBAT = 7 V to avoid short2VBAT detection