參數(shù)資料
型號: LP3972
廠商: National Semiconductor Corporation
英文描述: Power Management Unit for Advanced Application Processors
中文描述: 電源管理單元的高級應用處理器
文件頁數(shù): 36/59頁
文件大小: 1072K
代理商: LP3972
I
2
C Compatible Interface
(Continued)
LDO4 – LDO3 VOLTAGE CONTROL REGISTER (L34VCR)
LDO4 – LDO3 Voltage Control Register (L34VCR) 8h’3A
Bit
7**
6**
5**
4**
3**
2**
1**
0**
Designation
Reset Value
Note:
** denotes one time factory programmable EPROM registers for default values
LDO 4 Output Voltage (L4OV)
0
LDO 3 Output Voltage (L3OV)
0
0
0
0
0
0
0
LDO4 – LDO3 Voltage Control Register (L34VCR) 8h’3A Definitions
Bit
7:4
Access
R/W
Name
L4OV
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
Output Voltage
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
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
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
Notes:
Default
3:0
R/W
L3OV
Notes:
Default
L
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