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 2 of 25
NXP Semiconductors
TJA1021
LIN 2.1/SAE J2602 transceiver
2.3 Protection mechanisms
High ESD robustness: 6 kV according to IEC 61000-4-2 for pins LIN, V
BAT
and
WAKE_N
Transmit data (TXD) dominant time-out function
Bus terminal and battery pin protected against transients in the automotive
environment (ISO 7637)
Bus terminal short-circuit proof to battery and ground
Thermally protected
3. Quick reference data
4. Ordering information
[1] TJA1021T/10 and TJA1021TK/10: for the low slope version that supports baud rates up to 10.4 kBd (SAE J2602);
TJA1021T/20 and TJA1021TK/20: for the normal slope version that supports baud rates up to 20 kBd.
Table 1. Quick reference data
Symbol Parameter Conditions Min Typ Max Unit
V
BAT
battery supply voltage with respect to GND 0.3 - +40 V
I
BAT
battery supply current Sleep mode; V
LIN
=V
BAT
;V
WAKE_N
=V
BAT
V
TXD
= 0 V; V
SLP_N
= 0 V
2710A
Standby mode; bus recessive
V
INH
=V
BAT
;V
LIN
= V
BAT
; V
WAKE_N
=V
BAT
V
TXD
= 0 V; V
SLP_N
= 0 V
150 450 1000 A
Standby mode; bus dominant
V
BAT
= 12 V; V
INH
= 12 V; V
LIN
= 0 V
V
WAKE_N
=12V; V
TXD
=0 V; V
SLP_N
= 0 V
300 800 1200 A
Normal mode; bus recessive
V
INH
= V
BAT
; V
LIN
= V
BAT
; V
WAKE_N
=V
BAT
V
TXD
=5V;V
SLP_N
= 5 V
300 800 1600 A
Normal mode; bus dominant
V
BAT
=12V;V
INH
= 12 V; V
WAKE_N
=12V
V
TXD
= 0 V; V
SLP_N
= 5 V
124mA
V
LIN
voltage on pin LIN with respect to GND, V
BAT
and V
WAKE_N
40 - +40 V
T
vj
virtual junction temperature 40 - +150 C
Table 2. Ordering information
Type number
[1]
Package
Name Description Version
TJA1021T/10
TJA1021T/20
SO8 plastic small outline package; 8 leads; body width 3.9 mm SOT96-1
TJA1021TK/10
TJA1021TK/20
HVSON8 plastic thermal enhanced very thin small outline package; no leads;
8 terminals; body 3 3 0.85 mm
SOT782-1