Philips Semiconductors
High speed CAN transceiver
Product specification
TJA1050
CHARACTERISTICS
VCC = 4.75 V to 5.25 V; Tvj = −40 °C to +150 °C; RL = 60 Ω unless specified otherwise; all voltages are referenced to
GND (pin 2); positive currents flow into the IC; see notes 1 and 2.
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX. UNIT
Supply (pin VCC)
ICC
supply current
dominant; VTXD = 0 V 25
recessive; VTXD = VCC 2.5
Transmitter data input (pin TXD)
VIH
HIGH-level input voltage
output recessive
2.0
VIL
LOW-level input voltage
output dominant
−0.3
IIH
HIGH-level input current
VTXD = VCC
−5
IIL
LOW-level input current
VTXD = 0 V
−100
Ci
input capacitance
not tested
−
Mode select input (pin S)
VIH
HIGH-level input voltage
silent mode
2.0
VIL
LOW-level input voltage
high-speed mode
−0.3
IIH
HIGH-level input current
VS = 2 V
20
IIL
LOW-level input current
VS = 0.8 V
15
Receiver data output (pin RXD)
IOH
HIGH-level output current VRXD = 0.7VCC
−2
IOL
LOW-level output current
VRXD = 0.45 V
2
Reference voltage output (pin Vref)
Vref
reference output voltage
−50 µA < IVref < +50 µA 0.45VCC
Bus lines (pins CANH and CANL)
Vo(reces)(CANH) recessive bus voltage at
pin CANH
VTXD = VCC; no load
2.0
Vo(reces)(CANL) recessive bus voltage at
pin CANL
VTXD = VCC; no load
2.0
Io(reces)(CANH)
Io(reces)(CANL)
Vo(dom)(CANH)
recessive output current at
pin CANH
recessive output current at
pin CANL
dominant output voltage at
pin CANH
−27 V < VCANH < +32 V;
0 V < VCC < 5.25 V
−27 V < VCANL < +32 V;
0 V < VCC < 5.25 V
VTXD = 0 V
−2.0
−2.0
3.0
Vo(dom)(CANL) dominant output voltage at VTXD = 0 V
0.5
pin CANL
Vi(dif)(bus)
differential bus input voltage VTXD = 0 V; dominant; 1.5
(VCANH − VCANL)
42.5 Ω < RL < 60 Ω
VTXD = VCC; recessive; −50
no load
50
5
−
−
0
−200
5
−
−
30
30
−6
8.5
0.5VCC
2.5
2.5
−
−
3.6
1.4
2.25
0
75
mA
10
mA
VCC + 0.3 V
+0.8
V
+5
µA
−300
µA
10
pF
VCC + 0.3 V
+0.8
V
50
µA
45
µA
−15
mA
20
mA
0.55VCC V
3.0
V
3.0
V
+2.5
mA
+2.5
mA
4.25
V
1.75
V
3.0
V
+50
mV
2003 Oct 22
6