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SPSB100 Datenblatt(PDF) 142 Page - STMicroelectronics

Teilenummer SPSB100
Bauteilbeschribung  Automotive power management IC for highly integrated processors
PDF  213 Pages
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Direct Link  http://www.st.com
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SPSB100 Datenblatt(HTML) 142 Page - STMicroelectronics

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Table 129. DCR13 (0x0D) LSB
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
- (R)
- (R)
- (R)
- (R)
- (R)
- (R)
- (R)
- (R)
U_NVM_D_3
U_NVM_D_2
U_NVM_D_1
U_NVM_D_0
CRC3
CRC2
CRC1
CRC0
User NVM D
register bit 3
User NVM D
register bit 2
User NVM D
register bit 1
User NVM D
register bit 0
Cyclic
redundancy
checking bit
3
Cyclic
redundancy
checking bit
2
Cyclic
redundancy
checking bit
1
Cyclic
redundancy
checking bit
0
Table 130. DCR13 (0x0D) LSB description
Bit
Name
Description
7
U_NVM_D_3
6
U_NVM_D_2
5
U_NVM_D_1
4
U_NVM_D_0
3
CRC 3
2
CRC 2
1
CRC 1
0
CRC 0
Table 131. DCR14 (0x0E) MSB
Bit 23
Bit 22
Bit 21
Bit 20
Bit 19
Bit 18
Bit 17
Bit 16
- (R0)
- (R0)
- (R0)
- (R0)
- (R)
- (R)
- (R)
- (R)
RES
RES
RES
RES
PU_LOOP_FOR_EVER
LDO2_REGFAIL_GO_REC
LDO2_TRK_1
LDO2_TRK_0
Reserved Reserved Reserved Reserved
Pull-up infinite loop bit
LDO2 regulator fail go
receiver bit
LDO2 tracker bit
1
LDO2 tracker bit
0
Table 132. DCR14 (0x0E) MSB description
Bit
Name
Description
23
RES
Reserved
22
RES
Reserved
21
RES
Reserved
20
RES
Reserved
19
PU_LOOP_FOR_EVER
User NVM regs
Can be emulated when FSM in U_PROG_1 state
18 LDO2_REGFAIL_GO_REC
1: A fail on LDO2 regulator initiates a power-down sequence and moves the state machine
to REC-2 state
0: A fail on LDO2 regulator sends an IRQ (UV, OV, PG_nok, TW are maskable by SPI, but
not TSD), and turns the regulator OFF if the fail is unmasked (UV, PG_nok are maskable by
SPI, but not OV and TSD. TW never turns the regulator OFF)
17
LDO2_TRK_1
16
LDO2_TRK_0
SPSB100
SPI registers
DS14640 - Rev 2
page 142/213



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