33797 Datasheet, PDF (23/34 Pages) Freescale Semiconductor, Inc – Four Channel Squib Driver IC

FUNCTIONAL DEVICE OPERATION
OPERATIONAL MODES
Table 7. Diagnostic Bit Definitions (continued)
C8 FEN Status,
R_LIMIT_X,
R_DIAG Status,
IC Type
1
R_LIMIT_2 R_LIMIT_1 R_DIAG
FEN 2 FEN 1 Latch FEN 2
NO_FAULT NO_FAULT NO_ FAULT Latch
Status
Status
Status
C9 ^VFIRE_RTN
0
0
0
0
0
0
V_FIRE_
Status
RTN_2
(Open Ground)
VF2LOW
D0 Squib 1A
Resistance
SQB_1A
RC8
SQB_1A
RC7
SQB_1A SQB_1A RC5 SQB_1A RC4 SQB_1A
RC6
RC3
SQB_1A
RC2
D1 Squib 1B
Resistance
D2 Squib 2A
Resistance
SQB_1B
RC8
SQB_2A
RC8
SQB_1B
RC7
SQB_2A
RC7
SQB_1B SQB_1B RC5 SQB_1B RC4 SQB_1B
RC6
RC3
SQB_2A SQB_2A RC5 SQB_2A RC4 SQB_2A
RC6
RC3
SQB_1B
RC2
SQB_2A
RC2
D3 Squib 2B
Resistance
SQB_2B
RC8
SQB_2B
RC7
SQB_2B SQB_2B RC5 SQB_2B RC4 SQB_2B
RC6
RC3
SQB_2B
RC2
E0 Shorts Between
0
0
0
0
SQB_2B SQB_2A SQB_1B
Squib Loops,
SQB_1A SQB_1A SQB_1A
Squib 1A
E1 Shorts Between
0
0
0
0
SQB_2B SQB_2A SQB_1B
Squib Loops,
SQB_1B SQB_1B
SQUIB 1B
E2 ^{Shorts Between}
0
0
0
0
SQB_2B SQB_2A SQB_1B
Squib Loops,
SQB_2A
SQB_2A
Squib 2A
E3 ^{Shorts Between}
0
0
0
0
SQB_2B SQB_2A SQB_1B
Squib Loops,
SQB_2B SQB_2B
Squib 2B
E8 Shorts Between
0
0
0
0
SQB_2B SQB_2A SQB_1B
Squib Loops, for
SHORT
SHORT
SHORT
Additional ICs
FEN 1
Status
V_FIRE_
RTN_1
VF1LOW
SQB_1A
RC1
SQB_1B
RC1
SQB_2A
RC1
SQB_2B
RC1
SQB_1A
SQB_1A
SQB_1B
SQB_1A
SQB_2A
SQB_1A
SQB_2B
SQB_1A
SHORT
Analog Integrated Circuit Device Data
Freescale Semiconductor
33797
23