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33389 Datasheet, PDF (1/49 Pages) Freescale Semiconductor, Inc – System Basis Chip with Low Speed Fault Tolerant CAN | |||
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Freescale Semiconductor
Advance Information
Document Number: MC33389
Rev. 5.0, 3/2007
System Basis Chip with Low
Speed Fault Tolerant CAN
33389
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
SYSTEM BASIS CHIP
DH SUFFIX
VW SUFFIX (PB-FREE)
PLASTIC PACKAGE
98ASH70273A
20-PIN HSOP
DW SUFFIX
EG SUFFIX (PB-FREE)
PLASTIC PACKAGE
98ASB42345B
28-PIN SOICW
ORDERING INFORMATION
Device
Temperature
Range (TA)
Package
MC33389CDH/R2
MC33389CVW/R2
MC33389CDW/R2
MC33389DDW/R2
-40 to 125°C
HSOP-20
SO-28
33389
VPWR
5.0 V
V1
VBAT
MCU 5.0 V
CS
SCK
MOSI
SPI
MISO
V2
CS
SCK
MOSI
MISO
INT
RST
TX
RX
V3
L0
L1
L2
GND
RTH
CAN H
CAN L
RTL
Switched VBAT
Wake-Up Inputs
Twisted
CAN Bus
Pair
Figure 1. 33389 Simplified Application Diagram
* 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.
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