SPSB081 datasheet(73/135 Pages) STMICROELECTRONICS

73 / 135 page

Symbol

Parameter

Condition

Min

Typ

Max

Unit Item

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;

0V<VLIN<18V;

VBAT=12 V

-1

mA E.090

Ibus

Input current if loss of VBAT at

device

GND=VSREG;

0V<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

0.8*

VSREG

E.093

RLINup

LIN output pulls up resistor

VLIN=0 V

kΩ

E.094

CLIN(1)

LIN input capacitance

E.095

1. Guaranteed by design.

Table 54. LIN transceiver timing

Symbol

Parameter

Condition

Min

Typ Max Unit Item

tRXpd

Receiver

propagation

delay time

tRXpd=max (tRXpdr,tRXpdf);

tRXpdf=t(0.5 VRXD)-t(0.45 VLIN);

tRXpdr=t(0.5 VRXD)-t(0.55 VLIN);

VSREG=12 V; CRXD=20 pF;

Rbus = 1k Ω, Cbus = 1 nF;

Rbus = 660 Ω, Cbus = 6.8 nF; Rbus = 500 Ω, Cbus = 10nF

μs

E.096

SPSB081

LIN transceiver (only for SPSB0815 & SPSB0813)

DS14048 - Rev 1

page 73/135

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