mc33902 Freescale Semiconductor, Inc, mc33902 Datasheet - Page 26

• Manufacturer Part Number: mc33902
• Description: High Speed Can Interface With Embedded 5.0 V Supply
• Manufacturer: Freescale Semiconductor, Inc

26
33902
FUNCTIONAL DEVICE OPERATION
OPERATIONAL MODES
V
V
V
DD
IO
SUV
low
low
Description
Description
Description
Action
Action
Action
Reset
Reset
Reset
Set
Set
Set
When V
Entering low power mode, V
Entering low power mode, V
After 10ms, set the device in Sleep mode, if V
Entering low power mode, V
and Normal mode), mode change between Normal and Listen Only if V
After 10 ms, disable the CAN, after 50 ms disable the regulator, if CRANK bit is set low (default).
In Normal and Listen Only modes, if the V
SUP
voltage rises above the V
In all modes, if V
In all modes, if V
previously by a V
DD
IO
SUP
under-voltage threshold condition recovered + P_SPI reading (listen only
under-voltage threshold condition recovered + P_SPI reading (Listen Only
V
under-voltage threshold condition recovered + P_SPI reading (Listen
DD
SUS
DD
V
IO
voltage < V
SUP
Only and Normal mode)
under-voltage threshold condition detected
by a V
under-voltage threshold condition detected
threshold, the V
DD
and normal mode)
under-voltage detected
V
IO
low condition for more than 50ms.
SUV
up phase).
DD
low detected
SUP
DDLOW
low condition
low (don’t enter Sleep mode during crank and power
under-voltage threshold condition detected
DD
flag threshold
regulator is re-enabled if disabled previously
Analog Integrated Circuit Device Data
DD
regulator was turned off
Freescale Semiconductor