Datasheet
TJA1021 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2011. All rights reserved.
Product data sheet Rev. 7 — 25 March 2011 12 of 25
NXP Semiconductors
TJA1021
LIN 2.1/SAE J2602 transceiver
Pin SLP_N
V
IH
HIGH-level input voltage 2 - 7 V
V
IL
LOW-level input voltage 0.3 - +0.8 V
V
hys
hysteresis voltage 50 200 400 mV
R
PD(SLP_N)
pull-down resistance on pin
SLP_N
V
SLP_N
= 5 V 140 500 1200 k
I
IL
LOW-level input current V
SLP_N
=0V 50+5A
Pin RXD (open-drain)
I
OL
LOW-level output current Normal mode
V
LIN
=0V;V
RXD
=0.4V
1.5 - - mA
I
LH
HIGH-level leakage current Normal mode
V
LIN
=V
BAT
;V
RXD
=5V
50+5A
Pin WAKE_N
V
IH
HIGH-level input voltage V
BAT
1- V
BAT
+0.3 V
V
IL
LOW-level input voltage 0.3 - V
BAT
3.3 V
I
pu(L)
LOW-level pull-up current V
WAKE_N
=0V 30 12 1 A
I
LH
HIGH-level leakage current V
WAKE_N
=27V; V
BAT
=27V 50+5A
Pin INH
R
sw(VBAT-INH)
switch-on resistance
between pins V
BAT
and INH
Standby; Normal and Power-on
modes; I
INH
= 15 mA
V
BAT
=12V
-2050
I
LH
HIGH-level leakage current Sleep mode
V
INH
=27V; V
BAT
=27V
50+5A
Pin LIN
I
BUS_LIM
current limitation for driver
dominant state
V
BAT
=18V; V
LIN
=18V
V
TXD
=0V
40 - 100 mA
R
pu
pull-up resistance Sleep mode; V
SLP_N
= 0 V 50 160 250 k
I
BUS_PAS_rec
receiver recessive input
leakage current
V
LIN
=27V; V
BAT
=5.5V
V
TXD
=5V
--1A
I
BUS_PAS_dom
receiver dominant input
leakage current including
pull-up resistor
Normal mode; V
TXD
=5V
V
LIN
=0V; V
BAT
= 12 V
600 - - A
V
SerDiode
voltage drop at the serial
diode
in pull-up path with R
slave
I
SerDiode
=10A
[2]
0.4 - 1.0 V
I
BUS_NO_GND
loss-of-ground bus current V
BAT
=27V; V
LIN
=0V 750 - +10 A
I
BUS_NO_BAT
loss-of-battery bus current V
BAT
=0V; V
LIN
=27V - - 1 A
V
BUSdom
receiver dominant state - - 0.4V
BAT
V
V
BUSrec
receiver recessive state 0.6V
BAT
-- V
V
BUS_CNT
receiver center voltage V
BUS_CNT
=
(V
BUSrec
+V
BUSdom
)/2
0.475V
BAT
0.5V
BAT
0.525V
BAT
V
V
HYS
receiver hysteresis voltage V
HYS
= V
BUSrec
V
BUSdom
- - 0.175V
BAT
V
R
slave
slave resistance connected between pins LIN and
V
BAT
; V
LIN
=0V; V
BAT
=12V
20 30 47 k
Table 7. Static characteristics
…continued
V
BAT
= 5.5 V to 27 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.
[1]
Symbol Parameter Conditions Min Typ Max Unit