Datasheet
TJA1024 All information provided in this document is subject to legal disclaimers. © NXP Semiconductors N.V. 2015. All rights reserved.
Product data sheet Rev. 1 — 12 February 2015 14 of 25
NXP Semiconductors
TJA1024
Quad LIN 2.2A/SAE J2602 transceiver
11. Dynamic characteristics
[1] All parameters are guaranteed over the virtual junction temperature range by design. Factory testing uses correlated test conditions to
cover the specified temperature and power supply voltage ranges.
Table 8. Dynamic characteristics
V
BAT
= 5 V to 18 V; T
vj
=
40
C to +150
C; R
L(LIN-VBAT)
= 500
; all voltages are referenced to pin GND; 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
Duty cycles
1 duty cycle 1 V
th(rec)(max)
= 0.744 V
BAT
;
V
th(dom)(max)
= 0.581 V
BAT
;
t
bit
= 50 s; V
BAT
=7Vto18V
[2][4][5]
0.396 - -
V
th(rec)(max)
=0.768 V
BAT
;
V
th(dom)(max)
= 0.6 V
BAT
;
t
bit
= 50 s; V
BAT
=5Vto7V
[2][4][5]
0.396 - -
2 duty cycle 2 V
th(rec)(min)
= 0.422 V
BAT
;
V
th(dom)(min)
= 0.284 V
BAT
;
t
bit
=50s; V
BAT
=7.6Vto18V
[3][4][5]
--0.581
V
th(rec)(min)
= 0.405 V
BAT
;
V
th(dom)(min)
= 0.271 V
BAT
;
t
bit
=50s; V
BAT
= 5.6 V to 7.6 V
[3][4][5]
--0.581
3 duty cycle 3 V
th(rec)(max)
= 0.778 V
BAT
;
V
th(dom)(max)
= 0.616 V
BAT
;
t
bit
=96s; V
BAT
=7Vto18V
[2][4][5]
0.417 - -
V
th(rec)(max)
= 0.805 V
BAT
;
V
th(dom)(max)
= 0.637 V
BAT
;
t
bit
=96s; V
BAT
=5Vto7V
[2][4][5]
0.417 - -
4 duty cycle 4 V
th(rec)(min)
= 0.389 V
BAT
;
V
th(dom)(min)
= 0.251 V
BAT
;
t
bit
=96s; V
BAT
=7.6Vto18V
[3][4][5]
--0.590
V
th(rec)(min)
= 0.372 V
BAT
V
th(dom)(min)
= 0.238 V
BAT
t
bit
=96s; V
BAT
= 5.6 V to 7.6 V
[3][4][5]
--0.590
Timing characteristics
t
rx_pd
receiver propagation
delay
rising and falling;
C
RXDx
= 20 pF; R
RXDx
= 2.4 k
[5]
--6s
t
rx_sym
receiver propagation
delay symmetry
C
RXDx
= 20 pF; R
RXDx
= 2.4 k;
rising edge with respect to falling edge
[5]
2- +2s
t
wake(dom)LIN
LIN dominant wake-up
time
Sleep mode 30 80 150 s
t
gotonorm
go to normal time time period for mode change from Sleep
or Standby mode to Normal mode
2610s
t
init(norm)
normal mode
initialization time
7- 20s
t
gotosleep
go to sleep time time period for mode change from
Normal to Sleep mode
2610s
t
to(dom)TXD
TXD dominant time-out
time
timer started at falling edge on TXDx 6 12 50 ms