MC33989DW Freescale Semiconductor, MC33989DW Datasheet - Page 50

• Manufacturer Part Number: MC33989DW
• Description: IC SYSTEM BASE W/CAN 28-SOIC
• Manufacturer: Freescale Semiconductor

Specifications of MC33989DW

• Controller Type: System Basis Chip
• Interface: CAN
• Voltage - Supply: 5.5 V ~ 18 V
• Current - Supply: 45mA
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 28-SOIC (7.5mm Width)
• For Use With: KIT33989DWEVB - KIT EVAL 33989DW HS SBC
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

50
33989
TYPICAL APPLICATIONS
SUPPLEMENTAL APPLICATION NOTES
2.5V
CAN wake-up: SBC in sleep mode. V1 turn on.
CANH
TX
CANL
RX
MC33989 CAN in Tx Rx mode
CANH-DOM
CANL-DOM
CANL/CANH-REC
CAN bus sleep state
Figure 41. SBC Key Signals
GND
Figure 40. Pattern Wake-Up
TX sending node.
VDD start
CAN bus
WU receiver
MC33989 CAN in Sleep mode (wake-up enable)
a CAN wake-up occurs in sleep or stop mode.
Pulse # 1
The following figure illustrates the SBC key signals when
min 500ns
max 500us
CANH-DOM
CANL-DOM
CAN wake-up: SBC in stop mode. INT pulse
Internal wake-up signal
Incoming CAN message
Pulse # 2
CANH-DOM
Analog Integrated Circuit Device Data
CANL-DOM
Freescale Semiconductor
CANH-DOM
Pulse # 3
CANL-DOM
Terminal
INT