33199 Datasheet (Freescale Semiconductor) - Automotive ISO 9141 Serial Link Driver

33199, Automotive ISO 9141 Serial Link Driver

of each pin can be found in the Functional Pin Description section, beginning on page 12.

Pin Number 1 2 3 4 5 Pin Name VCC REF-IN-L REF-IN-K LO RXD Definition 5V typical power supply pin.

typical supply current is less than 1.5mA Input reference for C2 comparator.

Input reference for C1 comparator.

www.DataSheet4U.com Freescale Semiconductor Technical Data Document Number: MC33199 Rev.

4.0, 10/2006 Automotive ISO 9141 Serial Link Driver The MC33199 is a serial interface circuit used in diagnostic applications.

It is the interface between the microcontroller and the special K and L lines of the ISO diagnostic port.

The MC33199 has been designed to meet the «Diagnosis System ISO9141» specification.

The device has a bi-directional bus K line driver, fully protected against short circuits a

33199 Features

* Electrically Compatible with Specification “Diagnosis System ISO9141”

* Transmission speed up to 200kBaud

* Internal Voltage Reference Generator for Line Comparator Thresholds

* TXD, RXD and LO pins are 5V CMOS Compatible

* High Current Capability of DIA pin