MC33287

MOTOROLA Freescale Semiconductor, Inc. Semiconductor Technical Data Order Number: MC33287/D Rev. 3.1, 1999 Advance Information MC33287 Contact Monitoring and Dual Low Side Protected Driver SEMICONDUCTOR TECHNICAL DATA Contact Monitoring and Dual Low Side Protected Driver The MC33287 has been designed to interface between switching contacts (to battery or ground) and a microcontroller. This circuit includes 2 low side drivers, resistive and inductive loads or lamps. 8 High Voltage Input Triggers : - 1 Direct Output and 7 Multiplexed, - Direct Interface with Microcontroller 2 Low Side Drivers - Current Limitation : Ilim Typ = 0.5A (Each Output) - Internal Clamp : Vclamp Typ = 50V - Low Power Consumption in Standby Mode : Imax = 110µA - Overtemperature Protection (Typical 160°C) - Outputs Fault Detection DW SUFFIX PLASTIC PACKAGE SO20L PIN ASSIGNMENT VDD1 IN3 IN2 IN1 IN0 AD0 AD1 AD2 OUTD1 1 2 3 4 5 6 7 8 9 20 19 18 17 16 15 14 13 12 11 VDD2 IN4 IN5 IN6 IN7 OUT7 OUT1 CD1 CD2 OUTD2 Freescale Semiconductor, Inc... GND 10 ORDERING INFORMATION Device MC33287DW Temperature Range -40°C to +125°C Package SO20L IN0 IN1 Simplified Block Diagram IN2 IN3 IN4 IN5 IN6 IN7 VDD1 Internal supply VDD2 AD2 OUT7 Multiplexer 7 to 1 and diagnostic logic OUT1 AD1 AD0 Fault detector Fault detector OUTD1 Over temp detection Control VDD2 Over temp detection Control OUTD2 Current limitation Current limitation GND CD1 CD2 This document contains information on a new product. ...