33882 datasheet(13/27 Pages) FREESCALE

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Analog Integrated Circuit Device Data

Freescale Semiconductor

33882

ELECTRICAL CHARACTERISTICS

TIMING DIAGRAMS

Figure 5. Short Occurring While On, Ending During Refresh (ILOAD = 1.0 A)

GATE X = COMMAND SIGNAL AT THE GATE OF DRIVER X

FAULT BIT X = INTERNAL FAULT REGISTER BIT STATE

TREF x = FIRST REFRESH TIME MAY BE LESS THAN TREF

ILOAD = 1A

NORMAL OPERATION

INPUT X

GATE X

OUT X

FAULT BIT X

FAULT

ILOAD

TREF

IDLIM

TSSA

OFF

SHORTED LOAD / SHORT - TO - VBAT

SHORT OCCURS WHILE ON, ENDS DURING REFRESH

NPUT X

GATE X

OUT X

FAULT BIT X

IDLIM

ILOAD

OFF

CSB

TSSD

Input X

Gate X

IOUT X

5.0 V

0 V

OFF

ILOAD

0 A

IO(LIM)

Fault Bit X

Shorted Load/Short-to-VPWR

tREF

tSSD

tSSA

tSSD

tREF

Fault

Input X

Gate X

IOUT X

5.0 V

0 V

ILOAD

0 A

IO(LIM)

Fault Bit X

OFF

Gate X = Command Signal at the Gate of Driver X

Fault Bit X = Internal Fault Register Bit State

tREF X = First Refresh Time may be less than tREF

ILOAD = 1.0 A

Normal

Operation

Shorted

Operation

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