33910 Datasheet, PDF (24/44 Pages) Freescale Semiconductor, Inc – LIN System Basis Chip with 2x60mA High Side Drivers

FUNCTIONAL DEVICE OPERATIONS
OPERATIONAL MODES
POWER
DOWN
Power Up
Normal Request Timeout Expired (t_NRTOUT)
V_DD LOW
RESET
V_DD HIGH AND
RESET DELAY (t_RST) EXPIRED
NORMAL
REQUEST
V_DD LOW
WD FAILED
NORMAL
V_DD LOW (>t_NRTOUT) EXPIRED
AND VSUV = 0 SLEEP COMMAND
WAKE-UP (RESET)
SLEEP
STOP
V_DD LOW
Legend
WD: Watchdog
WD Disabled: Watchdog disabled (WDCONF pin connected to GND)
WD Trigger: Watchdog is triggered by SPI command
WD Failed: No watchdog trigger or trigger occurs in closed window
Stop Command: Stop command sent via the SPI
Sleep Command: Sleep command sent via the SPI
Wake-up from Stop Mode: L1 state change, LIN bus wake-up, Periodic wake-up, CS rising edge wake-up or RST wake-up.
Wake-up from Sleep Mode: L1 state change, LIN bus wake-up, Periodic wake-up.
Figure 15. Operating Modes and Transitions
33910
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Analog Integrated Circuit Device Data
Freescale Semiconductor