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.

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 (K line)

• Short Circuit Protection for the K Line Input

• Over Temperature Shutdown with Hysteresis

• Large Operating Range of Driver Supply Voltage

• Large Operating Temperature Range

• ESD Protected pins

• Pb-Free Packaging Designated by Suffix Code EF