TLE8457CSJ datasheet(23/31 Pages) INFINEON

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Data Sheet

Rev. 1.1

2018-10-15

TLE8457C / TLE8457D

LIN Transceiver with integrated voltage regulator

Electrical characteristics

Receiver hysteresis

VHYS

0.07

×VS

0.12

×VS

0.175

×VS

LIN Spec 2.2A (Par. 20)7)

VS <18 V;

P_6.1.58

Wake-up threshold voltage

VBUS,wk

0.4

×VS

0.5

×VS

0.6

×VS

V–

P_6.1.59

BUS transmitter: BUS

BUS recessive output voltage VBUS,ro

0.8

×VS

–VS

TxD = “high”; Open load

P_6.1.60

BUS short-circuit current

IBUS_LIM

125

mA VBUS =18 V;

LIN Spec 2.2A (Par. 12);

P_6.1.61

Leakage current

IBUS_NO_GND -1

-0.5

–

mA VS =0 V; VBUS =-12 V;

LIN Spec 2.2A (Par. 15)

P_6.1.62

Leakage current

IBUS_NO_BAT –1

µA

VS =0 V; VBUS =18V;

LIN Spec 2.2A (Par. 16)

P_6.1.63

Leakage current

IBUS_PAS_dom -1

-0.5

–

mA VS =18 V; VBUS =0V;

LIN Spec 2.2A (Par. 13)

P_6.1.64

Leakage current

IBUS_PAS_rec –1

µA

VS =8 V; VBUS =18V;

Driver stage “off”;

TxD = “high”;

LIN Spec 2.2A (Par. 14)

P_6.1.65

Forward voltage serial diode

VSerDiode

0.4

–

1.0

ISerDiode =- 75 µA

LIN Spec 2.2A (Par.21)

P_6.1.66

BUS pull-up resistance

Rslave

kΩ

LIN Spec 2.2A (Par. 26)

P_6.1.67

BUS dominant output voltage

maximum load

VBUS,do

––

1.4

VTxD =0V; RLIN = 500 Ω;

VS =5.5 V;

P_6.1.68

BUS dominant output voltage

maximum load

VBUS,do

––

2.0

VTxD =0V; RLIN = 500 Ω;

VS = 18 V;

P_6.1.98

Input capacitance

Ci_BUS

–30

P_6.1.95

Dynamic transceiver characteristics: BUS

Dominant time for bus wake-

tWK,bus

–

150

µs

–

P_6.1.69

Propagation delay:

LIN bus dominant to

RxD “low”

LIN bus recessive to

RxD “high”

trx_pdft

trx_pdr

3.5

µs

LIN Spec 2.2A (Par. 31)

CRxD =20pF

P_6.1.70

Receiver delay symmetry

trx_sym

-2

–

µs

LIN Spec 2.2A (Par. 32)

trx_sym = trx_pdf - trx_pdr;

CRxD =20pF

P_6.1.71

Table 6

Electrical characteristics (cont’d)

5.5 V < VS <28 V; RLIN = 500 Ω; -40°C < Tj < 150°C;

all voltages with respect to ground; positive current flowing into pin1); unless otherwise specified.

Parameter

Symbol

Values

Unit Note or Test Condition

Number

Min. Typ. Max.

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