Datasheet
TJA1028 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2012. All rights reserved.
Product data sheet Rev. 4 — 25 July 2012 11 of 24
NXP Semiconductors
TJA1028
LIN transceiver with integrated voltage regulator
V
uvd
undervoltage detection
voltage
V
CC(nom)
= 5 V 4.5 - 4.75 V
V
CC(nom)
= 3.3 V 2.97 - 3.135 V
V
uvr
undervoltage recovery
voltage
V
CC(nom)
= 5 V 4.6 - 4.9 V
V
CC(nom)
= 3.3 V 3.036 - 3.234 V
R
(VBAT-VCC)
resistance between pin V
BAT
and pin V
CC
V
CC(nom)
= 5 V; V
BAT
= 4.5 V to 5.5 V;
I
VCC
= 70 mA to 5 mA;
regulator in saturation
[1]
[2]
T
vj
=85C--7
T
vj
=150C--9
C
o
output capacitance equivalent series resistance < 5
[2]
1.8 10 - F
LIN transmit data input; pin TXD
V
th(sw)
switching threshold voltage V
CC
= 2.97 V to 5.5 V 0.3
V
CC
-0.7
V
CC
V
V
hys(i)
input hysteresis voltage V
CC
= 2.97 V to 5.5 V 200 - - mV
R
pu
pull-up resistance 5 12 25 k
LIN receive data output; pin RXD
I
OH
HIGH-level output current Normal mode;
V
LIN
=V
BAT
; V
RXD
= V
CC
0.4 V
--0.4 mA
I
OL
LOW-level output current Normal mode;
V
LIN
= GND; V
RXD
= 0.4 V
0.4 - - mA
Enable input; pin EN
V
th(sw)
switching threshold voltage 0.8 - 2 V
R
pd
pull-down resistance 50 130 400 k
Reset output; pin RSTN
R
pu
pull-up resistance V
RSTN
= V
CC
0.4 V;
V
CC
= 2.97 V to 5.5 V
3-12k
I
OL
LOW-level output current V
RSTN
= 0.4 V; V
CC
= 2.97 V to 5.5 V;
40 C< T
vj
< 195 C
3.2 - 40 mA
V
OL
LOW-level output voltage V
CC
= 2.5 V to 5.5 V;
40 C< T
vj
< 195 C
0-0.5V
V
OH
HIGH-level output voltage 40 C< T
vj
< 195 C0.8
V
CC
-V
CC
+
0.3
V
LIN bus line; pin LIN
I
BUS_LIM
current limitation for driver
dominant state
V
BAT
= V
LIN
=18V; V
TXD
= 0 V 40 - 100 mA
I
BUS_PAS_rec
receiver recessive input
leakage current
V
LIN
= 18 V; V
BAT
= 5.5 V; V
TXD
= V
CC
--2A
I
BUS_PAS_dom
receiver dominant input
leakage current including
pull-up resistor
Normal mode;
V
TXD
= V
CC
; V
LIN
= 0 V; V
BAT
= 12 V
600 - - A
I
BUS_NO_GND
loss-of-ground bus current V
BAT
= 18 V; V
LIN
= 0 V 750 - +10 A
I
BUS_NO_BAT
loss-of-battery bus current V
BAT
= 0 V; V
LIN
= 18 V - - 2 A
Table 6. Static characteristics …continued
V
BAT
= 5.5 V to 28 V; T
vj
=
40
C to +150
C; R
L(LIN-VBAT)
= 500
; all voltages are defined with respect to ground; positive
currents flow into the IC; typical values are given at V
BAT
= 12 V; unless otherwise specified.
Symbol Parameter Conditions Min Typ Max Unit