mc33389 Freescale Semiconductor, Inc, mc33389 Datasheet - Page 27

• Manufacturer Part Number: mc33389
• Description: System Basis Chip With Low Speed Fault Tolerant Can
• Manufacturer: Freescale Semiconductor, Inc

Analog Integrated Circuit Device Data
Freescale Semiconductor
Normal
Stand-by
Sleep
Emergency
Mode
Version (9b)
33389 C
Power Down
Reset
Regulators, V3
V3: OFF/Cyclic
V3: ON/OFF
V3: ON/OFF
V1 & V2
V2: OFF
V1: OFF
V2: OFF
V1: OFF
V2: OFF
V3: OFF
V1: ON
V2: ON
V1: ON
Switch
Reset
Expired AND V1 High (2)
• CAN
• SPI
• L0,L1,L2
• Cyclic Sense
• Forced Wake-
V1Low (1)
Up
Capabilities
(if enabled)
Wake-Up
Counter
None
—
—
(1
Figure 13. State Machine
W/D: Time-out (4) OR V1Low (1)
ms)
Reset State if W/D
(Active Low -go to
Same as Normal
Voltage Occurs)
Normal Request
or V1 Under
Reset Pin
(RST)
Mode
High
Low
Low
Sleep
or L0, L1, L2 Inputs
W/D: Time-out (4) OR V1Low (1)
If Enabled, Signal
Failure Condition
Same as Normal
State Change
Interrupt Pin
Not Active
Not Active
Mode
INT
SPI: Sleep (5)
FUNCTIONAL DEVICE OPERATION
Not Running
Not Running
Watchdog
Software
Stand-by
Normal
Running
Running
Emergency
OPERATIONAL MODES
Term V
Tx/Rx, or Rx Only,
or Term V
Up Capability
Term V
Term V
CAN Cell
BAT + Wake-
BAT
BAT
BAT
33389
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