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33389 Datasheet(PDF) 1 Page - Freescale Semiconductor, Inc |
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33389 Datasheet(HTML) 1 Page - Freescale Semiconductor, Inc |
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1 / 49 page  Document Number: MC33389 Rev. 5.0, 3/2007 Freescale Semiconductor Advance Information * This document contains certain information on a new product. Specifications and information herein are subject to change without notice. © Freescale Semiconductor, Inc., 2007. All rights reserved. System Basis Chip with Low Speed Fault Tolerant CAN The 33389 is a monolithic integrated circuit combining many functions frequently used by automotive Engine Control Units (ECUs). It incorporates a low speed fault tolerant CAN transceiver. Features • Dual Low Drop Voltage Regulators, with Respectively 100 mA and 200 mA Current Capabilities, Current Limitation, and Over Temperature Detection with Pre-warning • 5.0 V Output Voltage for V1 Regulator • Three Operational Modes (Normal, Stand-by, and Sleep Modes) Separated from the CAN Interface Operating Modes • Low Speed 125 kBaud Fault Tolerant CAN Interface, Compatible with 33388 Stand Alone Physical Interface • V1 Regulator Monitoring and Reset Function • Three External High Voltage Wake-Up Inputs, Associated with V3 VBAT Switch • 100 mA Output Current Capability for V3 VBAT Switch Allowing Drive of External Switches or Relays • Low Stand-by and Sleep Current Consumption •VBAT Monitoring and VBAT Failure Detection Capabilities • DC Operating Voltage up to 27 V • 40 V Maximum Transient Voltage • Programmable Software Window Watchdog and Reset • Wake-Up Capabilities (CAN Interface, Local Programmable Cycle Wake • INterface with the MCU through the SPI • Pb-Free Packaging Designated by Suffix Codes VW and EG Figure 1. 33389 Simplified Application Diagram SYSTEM BASIS CHIP DH SUFFIX VW SUFFIX (PB-FREE) PLASTIC PACKAGE 98ASH70273A 20-PIN HSOP 33389 DW SUFFIX EG SUFFIX (PB-FREE) PLASTIC PACKAGE 98ASB42345B 28-PIN SOICW SPI MOSI SCK MISO CS 5.0 V 5.0 V VPWR Switched VBAT MCU Wake-Up Inputs CAN Bus Twisted Pair 33389 V2 V1 INT RST MOSI SCK MISO CS TX RX GND VBAT V3 L0 L1 L2 CAN H CAN L RTH RTL ORDERING INFORMATION Device Temperature Range (TA) Package MC33389CDH/R2 -40 to 125°C HSOP-20 MC33389CVW/R2 MC33389CDW/R2 SO-28 MC33389DDW/R2 |
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