TJA1055_4
NXP B.V. 2009. All rights reserved.
Product data sheet
Rev. 04 — 17 February 2009
2 of 26
NXP Semiconductors
TJA1055
Enhanced fault-tolerant CAN transceiver
I Automatic reset to differential mode if bus failure is removed
I Full wake-up capability during failure modes
2.3 Protections
I Bus pins short-circuit safe to battery and to ground
I Thermally protected
I Bus lines protected against transients in an automotive environment
I An unpowered node does not disturb the bus lines
I Microcontroller interface without reverse current paths, if unpowered
2.4 Support for low power modes
I Low current sleep mode and standby mode with wake-up via the bus lines
I Software accessible power-on reset ag
3.
Quick reference data
[1]
Junction temperature in accordance with
“IEC 60747-1”. An alternative denition is: Tvj =Tamb +P × Rth(vj-a)
where Rth(vj-a) is a xed value to be used for the calculation of Tvj. The rating for Tvj limits the allowable
combinations of power dissipation (P) and operating ambient temperature (Tamb).
Table 1.
Quick reference data
Symbol Parameter
Conditions
Min
Typ Max
Unit
VCC
supply voltage
4.75
-
5.25
V
VBAT
battery supply voltage
no time limit
0.3
-
+40
V
operating mode
5.0
-
40
V
load dump
-
58
V
IBAT
battery supply current
sleep mode at
VRTL =VWAKE =VINH =
VBAT =14V; Tamb =
40 °C to +125 °C
-25
40
A
VCANH
voltage on pin CANH
VCC = 0 V to 5.0 V;
VBAT ≥ 0 V; no time limit;
with respect to any other
pin
58
-
+58
V
VCANL
voltage on pin CANL
VCC = 0 V to 5.0 V;
VBAT ≥ 0 V; no time limit;
with respect to any other
pin
58
-
+58
V
VO(dom)
dominant output voltage
VTXD =0V; VEN =VCC
on pin CANH
ICANH = 40 mA
VCC 1.4 -
-
V
on pin CANL
ICANL =40mA
-
1.4
V
tPD(L)
propagation delay TXD
(LOW) to RXD (LOW)
no failures;
RCAN_L =RCAN_H =
125
; C
CAN_L =
CCAN_H = 1 nF;
-
1.5
s
Tvj
virtual junction temperature
40
-
+150
°C