Philips Semiconductors
Product specification
LIN transceiver
TJA1020
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
Io(sc)
short-circuit output
current
VLIN = VBAT = 12 V;
VTXD = 0 V; t < tdom
27
60
40
90
−
60
mA
V
V
LIN = VBAT = 27 V;
TXD = 0 V; t < tdom
125
mA
V
Vth(rx)
receiver threshold
voltage
VBAT = 7.3 to 27 V
0.4VBAT
0.6VBAT
0.525VBAT
Vcntr(rx)
Vthr(hys)
receiver centre voltage
VBAT = 7.3 to 27 V
VBAT = 7.3 to 27 V
0.475VBAT 0.5VBAT
V
V
receiver threshold
hysteresis voltage
0.145VBAT 0.16VBAT 0.175VBAT
Thermal shutdown
Tj(sd) shutdown junction
temperature
160
175
0
190
+2
°C
µs
AC characteristics
∆td(TXD-BUSon/off) TXD propagation delay
normal slope mode;
CL = 10 nF; RL = 500 Ω;
(see Fig.5)
−2
failure
t
PropTxDom − tPropTxRec
∆td(TXD-BUSon/off) TXD propagation delay
low slope mode;
CL = 10 nF; RL = 500 Ω;
(see Fig.5)
−5
0
0
+5
+2
µs
µs
failure
t
PropTxDom − tPropTxRec
∆td(BUSon/off-RXD) RXD propagation delay
normal slope mode and −2
low slope mode; CL = 0;
RL = ∞; voltage on LIN
externally forced; LIN
slope time <500 ns;
failure
CRXD = 20 pF;
R
RXD = 2.4 kΩ; (see
Fig.5)
PropRxDom − tPropRxRec
t
tf(slope)(dom)
fall time LIN
(100% to 0%)
normal slope mode;
CL = 10 nF; RL = 500 Ω;
VBAT = 12 V; transition
from recessive to
dominant; note 4; (see
Fig.5)
−
16
16
0
27
27
+5
µs
µs
µs
tr(slope)(rec)
rise time LIN
(0% to 100%)
normal slope mode;
CL = 10 nF; RL = 500 Ω;
VBAT = 12 V; transition
from dominant to
recessive; note 5; (see
Fig.5)
−
∆tslope(norm)
normal slope symmetry
normal slope mode;
CL = 10 nF; RL = 500 Ω;
VBAT = 12 V;
−5
t
f(slope)(dom) − tr(slope)(rec)
2002 Jul 17
12
NXP [ NXP ]
