NCV7462
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18
ELECTRICAL CHARACTERISTICS
(−40°C ≤ T
J
≤ 150°C, 5 V ≤ Vs ≤ 28 V, Normal mode, unless otherwise specified); the following bus loads are considered: L1 = 1 k W / 1 nF;
L2 = 660 W / 6.8 nF; L3 = 500 W / 10 nF.
Table 22. LIN TRANSMITTER DC CHARACTERISTICS
Symbol Parameter Test condition Min Typ Max Unit
VLin_dom_LoSup
LIN dominant
output voltage
TxDL = low; VS = 7.3 V, L1 1.2 V
VLin_dom_HiSup
LIN dominant
output voltage
TxDL = low; VS = 18 V, L1 2 V
VLin_rec
LIN recessive
output voltage
TxDL = high
I(LIN) = 0 mA
VS − 1.2 V
ILIN_lim
LIN short circuit
current limitation
V(LIN) = 18 V 40 200 mA
Rslave_LIN
Internal pull−up
resistance
20 33 47
kW
Table 23. LIN RECEIVER DC CHARACTERISTICS
Symbol Parameter Test condition Min Typ Max Unit
Vbus_dom_LIN Bus voltage for
dominant state
0.4 VS
Vbus_rec_LIN Bus voltage for
recessive state
0.6 VS
Vrec_dom_LIN Receiver threshold LIN bus recessive −> dominant 0.4 0.5 VS
Vrec_rec_LIN Receiver threshold LIN bus dominant −> recessive 0.5 0.6 VS
Vrec_cnt_LIN
Receiver threshold
centre voltage
(Vrec_rec_LIN + Vrec_dom_LIN)
/ 2
0.475 0.525 VS
Vrec_hys_LIN Receiver hysteresis (Vrec_rec_LIN − Vrec_dom_LIN) 0.05 0.175 VS
Vrec_rec_slp_LIN
LIN wake receiver
threshold
Sleep or standby mode VS − 3.3 VS − 1.1 V
ILIN_off_dom
LIN output current,
bus in dominant
state
Normal mode, driver off;
VS = 12 V; V(LIN) = 0 V
−1 mA
ILIN_off_dom_slp
LIN output current,
bus in dominant
state
Sleep mode, driver off;
VS = 12 V; V(LIN) = 0 V
−20 −15 −2
mA
ILIN_off_rec
LIN output current,
bus in recessive
state
Driver off;
VS < 18 V; VS < V(LIN) < 18 V
20
mA
ILIN_no_GND
LIN current with
missing GND
VS = GND = 12 V;
0 < V(LIN) < 18 V
−1 1 mA
ILIN_no_VS
LIN current with
missing VS
VS = GND = 0 V;
0 < V(LIN) < 18 V
100
mA
