1999 Sep 27 7
Philips Semiconductors Preliminary specification
High speed CAN transceiver TJA1050
V
dif(th)
differential receiverthreshold
voltage
−12V<V
CANH,
V
CANL
< 12 V; see Fig.5
0.5 0.7 0.9 V
V
i(dif)(hys)
differential receiver input
voltage hysteresis
see Fig.5 100 − 200 mV
R
i(cm)(CANH)
;
R
i(cm)(CANL)
CANH; CANL common
mode input resistance
10 25 50 kΩ
R
i(cm)(m)
matching between CANH
and CANL common mode
input resistance
V
CANH
=V
CANL
−3 − +3 %
R
i(dif)
differential input resistance 20 50 100 kΩ
C
i(CANH)
;
C
i(CANL)
CANH; CANL input
capacitance
V
TXD
=V
CC
; not tested −−20 pF
C
i(dif)
differential input capacitance −−10 pF
I
LI(CANH)
;
I
LI(CANL)
CANH; CANL input leakage
current
V
CC
=0V;
V
CANH
=V
CANL
=5V
−−500 µA
Thermal shutdown
T
j(sd)
shutdown junction
temperature
155 165 180 °C
Timing characteristics (see Figs 3 and 4)
t
d(TXD-BUSon)
delay TXD to bus active V
S
= 0 V tbf tbf 150 ns
t
d(TXD-BUSoff)
delay TXD to bus inactive
t
d(BUSon-RXD)
delay bus active to RXD tbf tbf 100 ns
t
d(BUSoff-RXD)
delay bus inactive to RXD
SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT
