SPSB081 datasheet(74/137 Pages) STMICROELECTRONICS

74 / 137 page

Symbol

Parameter

Condition

Min

Typ

Max

Unit Item

VBusdom

Receiver dominant

state

0.4 * VSREG

E.078

VTHrec

Receiver threshold

voltage dominant to

recessive state

0.5 * VSREG

0.55 * VSREG

0.6 * VSREG

E.079

VBusrec

Receiver recessive

state

0.6 * VSREG

E.080

VTHhys

Receiver threshold

hysteresis: VTHrec -

VTHdom

0.07 * VSREG

0.1 * VSREG 0.175 * VSREG

E.081

VTHcnt

Receiver tolerance

center value: (VTHrec +

VTHdom)/2

0.475 * VSREG 0.5 * VSREG 0.525 * VSREG

E.082

VTHwkup

Receiver wakeup

threshold activation

voltage (rising edge)

0.5 * VSREG

0.55 * VSREG

0.6 * VSREG

E.083

VTHwkdwn

Receiver wakeup

threshold activation

voltage(falling edge)

0.4 * VSREG

0.45 * VSREG

0.5 * VSREG

E.084

tlinbus

LIN Bus wake-up

dominant filter time

Sleep mode; edge: rec-

dom; tested by scan

μs

E.085

tdom_LIN

LIN Bus wake-up

dominant filter time

Sleep mode; edge: rec-

dom-rec; tested by scan

μs

E.086

ILINDomSC

Transmitter input

current limit in

dominant state

VTXD = VTXDLOW

VLIN = VBAT = 18 V

100

180

mA E.087

Ibus_PAS_dom

Input leakage current

at the receiver incl.

pull-up resistor

VTXD = VTXDHIGH

VLIN = 0 V

VBAT = 12 V

slave mode

-1

mA E.088

Ibus_PAS_rec

Transmitter input

current in recessive

state

In standby modes

VTXD = VTXDHIGH

VLIN > 8 V

VBAT < 18 V

VLIN > = VBAT

μA

E.089

Ibus_NO_GND

Input current if loss of

GND at device

GND = VSREG

0 V < VLIN < 18 V

VBAT = 12 V

-1

mA E.090

Ibus

Input current if loss of

VBAT at device

GND = VSREG

0 V < VLIN < 18 V

μA

E.091

VLINdom

LIN voltage level in

dominant state

Active mode;

VTXD=VTXDLOW

Rbus = 500 Ω

1.2

E.092

VLINrec

LIN voltage level in

recessive state

Active mode;

VTXD = VTXDHIGH

ILIN = 10 μA

0.8 * VSREG

E.093

SPSB081

LIN transceiver (only for SPSB0815 and SPSB0813)

DS14048 - Rev 3

page 74/137

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