33910 datasheet(28/90 Pages) FREESCALE

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Analog Integrated Circuit Device Data

Freescale Semiconductor

33910

FUNCTIONAL DEVICE OPERATIONS

OPERATIONAL MODES

MC33910G5AC/MC3433910G5AC

Figure 14. Operating Modes and Transitions

Reset

Power

Down

Notes:

WD - means Watchdog

WD disabled - means Watchdog disabled (WDCONF terminal connected to GND)

WD trigger – means Watchdog is triggered by SPI command

WD failed – means no Watchdog trigger or trigger occurs in closed window

STOP Command - means STOP command sent via SPI

SLEEP Command - means SLEEP command send via SPI

Wake-Up - means L1 or L2 state change or LIN bus wake up or SS rising edge

Normal

Request

VDD High and Reset Delay (tRST) expired

Normal

Normal Request timeout expired (NRTOUT)

Sleep

Wake-Up (Reset)

Stop

VDD Low

VDD Low (>NRTOUT) expired

and VSUV = 0

SLEEP Command

VDD Low

WD failed

Normal Request Timeout Expired (tNRTOUT)

VDD High and

Reset Delay (tRST) Expired

VDD Low

WD Failed

VDD LOW (>tNRTOUT) Expired

and VSUV = 0

Sleep Command

Wake-up (Reset)

Power Up

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 SPI

Sleep Command: Sleep command sent via 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.

VDD Low

Wake-up from Sleep mode: L1 state change, LIN bus wake-up, Periodic wake-up.

33910 Datasheet(PDF) 28 Page - Freescale Semiconductor, Inc

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