l99pm62gxp STMicroelectronics, l99pm62gxp Datasheet - Page 25

• Manufacturer Part Number: l99pm62gxp
• Description: Power Management Ic With Lin And High Speed Can
• Manufacturer: STMicroelectronics

L99PM62GXP
Figure 14. General procedure to change watchdog timing out of fail safe mode
Figure 15. Change watchdog timing out of fail safe mode (watchdog failure)
2.5
2.5.1
Fail safe mode
Single failures
L99PM62GXP enters fail safe mode in case of:
●
●
●
●
●
Watchdog failure
V
–
V
Thermal shutdown TSD2
SPI failure
–
1
1
turn on failure
undervoltage (V
V
DI stuck to GND or V
1
short (V
1
< V
1
< Vrth for t > t
1fail
for t > t
Doc ID 17639 Rev 3
CC
(SPI frame = ’00 00 00’ or ‘FF FF FF’)
V1short
UV1
)
)
Detailed description
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