LP3971 Datasheet, PDF (35/57 Pages) National Semiconductor (TI) – POWER MANAGEMENT UNIT FOR ADVANCED APPLICATION PROCESSORS

LP3971
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Bit
Access
3:0
R/W
Name
L1OV
4h'0
4h'1
4h'2
4h'3
4h'4
4h'5
4h'6
4h'7
4h'8
4h'9
4h'A
4h'B
4h'C
4h'D
4h'E
4h'F
SNVS432U – JANUARY 2006 – REVISED OCTOBER 2008
Description
1.8
1.9
2.0
2.1
2.2
2.3
2.4
2.5
2.6
2.7
2.8
2.9
3.0
3.1
3.2
3.3
LDO4–LDO3 VOLTAGE CONTROL REGISTER (L43VCR) 8H'3A
Bit
Designation
Reset Value
7
6
5
4
LDO 4 Output Voltage (L4OV)**
0**
1**
1**
0**
3
2
1
0
LDO 3 Output Voltage (L3OV)**
1**
1**
0**
0**
LDO4–LDO3 VOLTAGE CONTROL REGISTER (L43VCR) 8H'3A DEFINITIONS
Bit
Access
7:4
R/W
Name
L4OV
Data Code
4h'0
4h'1
4h'2
4h'3
4h'4
4h'5
4h'6
4h'7
4h'8
4h'9
4h'A
4h'B
4h'C
4h'D
4h'E
4h'F
Description
Output Voltage
1.00
1.05
1.10
1.15
1.20
1.25
1.30
1.35
1.40
1.50
1.80
1.90
2.50
2.80
3.00
3.30
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