TH8062 Datasheet, PDF (8/38 Pages) Melexis Microelectronic Systems – Voltage Regulator with LIN Transceiver

TH8062
Voltage Regulator with LIN Transceiver
2.3.2. LIN Bus Interface
Parameter
Symbol
Condition
Min
Typ
General
Pull up current BUS (recessive)
IINBUSpu VBUS = 18 V, VSUP = 6V
Pull up resistor BUS
RBUSpu VSUP = 12V, VBUS = 0V
20
30
Reverse current BUS (recessive)
-I_INBUSrev VSUP = 12V, VBUS = 0V
-1
Reverse current BUS (loss of battery) I_{INBUS_lob} VSUP = 0V, 0V ≤ VBUS ≤ 18V
Reverse current BUS (loss of ground) I_{INBUS_log} VSUP= 12V, 0V ≤ VBUS ≤ 18V
-1
Receiver
Receive threshold
Centre point of receive threshold
V_{thr_cnt} = (V_{thr_rec}+V_{thr_dom})/2
Hysteresis of receive threshold
V_{thr_hys} = V_{thr_rec}-V_{thr_dom}
Vthr_rec,
Vthr_dom
Vthr_cnt 7.0 V ≤ VSUP ≤ 18 V
Vthr_hys
0.4
0.475
0.5
0.15
Transmitter
Output voltage BUS (dominant)
Current limitation BUS
VBUSdom_1 IBUS = 40mA
ILIM
VBUS = VSUP, TxD = 0V
41
120
Input TxD
Pull-up resistor
Rpu_TxD
VIN = 0V
9.5
15
Input voltage low TxD
VIL
Input voltage high TxD
VIH
0.7
Output RxD
Output voltage Low RxD
Output voltage High RxD
VOL
IOUT = 1 mA
VOH IOUT = -1 mA
VCC - 0.8
Max Unit T^[1]
20 μA A
60 kΩ A
mA A
20 µA A
1 mA A
0.6
A
0.525 VSUP A
0.175
A
1.2 V A
200 mA A
23 kΩ A
0.3 ^V_CC A
V_{CC A}
0.8 V A
VA
[1] A = 100% serial test, B = Operating parameter, C = only used for data characterization (cpk), D = Value guaranteed by design
TH8062 – Datasheet
3901008062
Page 8 of 38
March 2006
Rev 002