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SC644 Datasheet(PDF) 22 Page - Semtech Corporation

Part # SC644
Description  Light Management Unit with 4 LDOs and SemPulse짰Interface
PDF  26 Pages
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Manufacturer  SEMTECH [Semtech Corporation]
Direct Link  http://www.semtech.com
Logo SEMTECH - Semtech Corporation

SC644 Datasheet(HTML) 22 Page - Semtech Corporation

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SC644
22
Register Map (continued)
LDO2 Control Register (06h)
This register is used to enable LDO2 and set its output
voltage level.
Bits [D5:D3]
These bits are unused and are always zeroes.
LDO2V2 through LDO2V0 [D2:D0]
These bits are used to set the output voltage of LDO2 in
accordance with Table 7.
Table 7 — LDO2 Control Codes
LDO2V2
LDO2V1
LDO2V0
V
LDO2
0
0
0
OFF
0
0

.8V
0

0
.7V
0


.6V

0
0
.5V

0

.4V


0
.3V



.2V
LDO3 Control Register (07h)
This register is used to enable LDO3 and set its output
voltage level.
Bits [D5:D4]
These bits are unused and are always zeroes.
LDO3V3 through LDO3V0 [D3:D0]
These bits are used to set the output voltage of LDO3 as
shown in Table 8.
Table 8 — LDO3 Control Codes
LDO3V3
LDO3V2
LDO3V1
LDO3V0
V
LDO3
0
0
0
0
OFF
0
0
0

3.3V
0
0

0
3.2V
0
0


3.V
0

0
0
3.0V
0

0

2.9V
0


0
2.8V
0



2.7V

0
0
0
2.6V

0
0

2.5V

0

0
2.4V

0


2.2v


0
0
.8V


0

.7V



0
.6V




.5V



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