TLE7269G datasheet(25/34 Pages) INFINEON

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Data Sheet

Rev. 1.2, 2007-11-13

TLE7269G

Electrical Characteristics

6.1.65 Duty cycle D1

(for worst case at 20 kBit/s)

0.396

–

duty cycle 1 6)

THRec(max) = 0.744 × VS;

THDom(max) =0.581 × VS;

VS = 7.0 … 18 V;

tbit = 50 µs;

D1 = tbus_rec(min)/2 tbit;

LIN Spec 2.1 (Par. 27)

6.1.66 Duty cycle D2

(for worst case at 20 kBit/s)

–

0.581

–

duty cycle 2 6)

THRec(min)= 0.422 × VS;

THDom(min)= 0.284 × VS

VS = 7.6 … 18 V;

tbit = 50 µs;

D2 = tbus_rec(max)/2 tbit;

LIN Spec 2.1 (Par. 28)

6.1.67 Duty cycle D3

(for worst case at 10.4 kBit/s)

Low Slope Mode

0.417

–

duty cycle 3 6)

THRec(max) = 0.778 × VS;

THDom(max) =0.616 × VS

VS = 7.0 … 18 V;

tbit = 96µs;

D3 = tbus_rec(min)/2 tbit;

LIN Spec 2.1 (Par. 29)

6.1.68 Duty cycle D4

(for worst case at 10.4 kBit/s)

Low Slope Mode

–

0.590

–

duty cycle 4 6)

THRec(min) = 0.389 × VS;

THDom(min) =0.251 × VS

VS = 7.6 … 18 V;

tbit = 96µs;

D4 = tbus_rec(max)/2 tbit;

LIN Spec 2.1 (Par. 30)

1) Not subject to production test, specified by design

2) Minimum limit specified by design

3) Maximum limit specified by design

BUS_CNT =(Vth_dom -Vth rec)/2;

HYS =VBUSrec - VBUSdom

6) Bus load concerning LIN Spec 2.1:

Load 1 = 1 nF / 1 k

Ω =

CBUS / RBUS

Load 2 = 6,8 nF / 660

Ω =

CBUS / RBUS

Load 3 = 10 nF / 500

Ω =

CBUS / RBUS

Table 7

Electrical Characteristics (cont’d)

7.0 V < VS < 27 V; RL = 500 Ω; Vio = 5V; -40 °C < Tj < 125 °C; all voltages with respect to ground; positive current

flowing into pin; unless otherwise specified.

Pos.

Parameter

Symbol

Limit Values

Unit Remarks

Min.

Typ.

Max.

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