TLE7257LE datasheet(5/31 Pages) INFINEON

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TLE7257

Pin Configuration

Data Sheet

Rev. 1.0, 2013-10-16

Pin Configuration

3.1

Pin Assignment

Figure 2

Pin configuration

3.2

Pin Definitions and Functions

Symbol

Function

1RxD

Receive data output;

External pull-up necessary

Monitors the LIN bus signal in Normal Operation mode

Indicates a wake-up event in Standby mode

2EN

Enable input;

Integrated pull-down resistor

Logical “high” to select Normal Operation mode

3N.C.

Not Connected

4TxD

Transmit data input;

Integrated pull-up current source

Logical “low” to drive a “dominant” signal on the LIN bus

5GND

Ground

6BUS

Bus input / output;

Integrated LIN slave termination

Battery supply input;

100 nF decoupling capacitor required

8INH

Inhibit output;

Battery supply related output

Active in Normal Operation mode and Standby mode

PAD1)

1) Only for PG-TSON-8 package version (TLE7257LE)

–

Connect to PCB heat sink area. Do not connect to other voltage potential than GND

TLE7257_PINNING

RxD

N.C.

TxD

INH

BUS

GND

RxD

N.C.

TxD

INH

BUS

GND

PG-DSO-8

PG-TSON-8

(Top side X-Ray view)

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