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SPSB100 Datasheet(PDF) 134 Page - STMicroelectronics

Part # SPSB100
Description  Automotive power management IC for highly integrated processors
PDF  214 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

SPSB100 Datasheet(HTML) 134 Page - STMicroelectronics

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Bit
Name
Description
19 MASK_BUCK3_OC_POWER_OFF
Mask regulator over current as source of its power off
1: Regulator is not turned off after an over current occurs
0: Regulator is turned off after an over current occurs
18 MASK_BUCK2_OC_POWER_OFF
Mask regulator over current as source of its power off
1: Regulator is not turned off after an over current occurs
0: Regulator is turned off after an over current occurs
17 MASK_BUCK1_OC_POWER_OFF
Mask regulator over current as source of its power off
1: Regulator is not turned off after an over current occurs
0: Regulator is turned off after an over current occurs
16 MASK_BUCK3_UV_POWER_OFF
Mask regulator under voltage as source of its power off
1: Regulator is not turned off after an under voltage occurs
0: Regulator is turned off after an under voltage occurs
Table 103. DCR8 (0x08)
Bit 15
Bit 14
Bit 13
Bit 12
Bit 11
Bit 10
Bit 9
Bit 8
0 (R/W)
0 (R/W)
0 (R/W)
0 (R/W)
0 (R/W)
0 (R/W)
0 (R/W)
0 (R/W)
MASK_BUCK2_UV_POWER_OFF
MASK_BUCK1_UV_POWER_OFF
MASK_TW_GW
MASK_OL_GSB
RES
MASK_GW_GSB
RES
RES
Mask BUCK2 undervoltage power off bit
Mask BUCK1 undervoltage power off bit
Mask thermal warning GW bit
Mask open load GSB bit
RES
Mask global warning GSB bit
RES
Reserved
Table 104. DCR8 (0x08) description
Bit
Name
Description
15 MASK_BUCK2_UV_POWER_OFF
Mask regulator undervoltage as source of its power off
1: Regulator is not turned off after an undervoltage occurs
0: Regulator is turned off after an undervoltage occurs
14 MASK_BUCK1_UV_POWER_OFF
Mask regulator undervoltage as source of its power off
1: Regulator is not turned off after an undervoltage occurs
0: Regulator is turned off after an undervoltage occurs
13
MASK_TW_GW
Mask thermal Warnings
1: Thermal warnings are masked in GW
0: Thermal warnings are not masked (default)
12
MASK_OL_GSB
Mask open-load
1: Open-load condition at OUTHS is masked
It is reported as a functional error 1 (GSB bit 3) but not as a global error (GSB bit 7)
0: Open-load condition at OUTHS is not masked (default)
11
RES
Reserved
10
MASK_GW_GSB
Mask global warning
1: Global warning conditions are masked
It is reported as a global warning (GSB bit 1) but not as a global error (GSB bit 7)
0: Global warning conditions are not masked (default)
9
RES
Reserved
8
RES
Reserved
SPSB100
SPI registers
DS14640 - Rev 1
page 134/214



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