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L9680 Datasheet(PDF) 112 Page - STMicroelectronics

Part # L9680
Description  Automotive advanced airbag IC for mid/high end applications
PDF  277 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L9680 Datasheet(HTML) 112 Page - STMicroelectronics

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SPI interfaces
L9680
112/277
DocID029257 Rev 1
1 run time ground loss detection enabled
SATBCK_LS_ON_DELAY
0
-
-
SATBuck low side activation delay
Updated by POR or SPI write
0 No delay is applied
1 Delay is applied
VCCBCK_LS_ON_DELAY
0
-
-
SVCCBuck low side activation delay
Updated by POR or SPI write
0 No delay is applied
1 Delay is applied
SATBCK_FORCE_F_SLOPE
0
-
-
SatBuck fast slope selection
Updated by POR or SPI write
0 Fast slope activation depends on VIN voltage
1 Fast slope is forced ON
SYBST_FORCE_F_SLOPE
0
-
-
SyncBoost fast slope selection
Updated by POR or SPI write
0 Fast slope activation depends on VIN voltage
1 Fast slope is forced ON
ERBST_FORCE_F_SLOPE
0
-
-
ER Boost fast slope selection
Updated by POR or SPI write
0 Fast slope activation depends on VIN voltage
1 Fast slope is forced ON
VCCBCK_PH_SEL[1:0]
11
-
-
VCCBuck phase shifting selection (if switching frequency is different respect
to another regulator, the phase shift between them is not guaranteed)
Updated by POR or SPI write
00 0 ns switching ON shift respect to t0
01 125 ns switching ON shift respect to t0
10 250 ns switching ON shift respect to t0
11 375 ns switching ON shift respect to t0
SATBCK_PH_SEL[1:0]
10
-
-
SatBuck phase shifting selection (if switching frequency is different respect to
another regulator, the phase shift between them is not guaranteed)
Updated by POR or SPI write
00 0 ns switching ON shift respect to t0
01 125 ns switching ON shift respect to t0
10 250 ns switching ON shift respect to t0
11 375 ns switching ON shift respect to t0



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