參數(shù)資料
型號: LP5551SQX
廠商: NATIONAL SEMICONDUCTOR CORP
元件分類: 模擬信號調理
英文描述: PowerWise⑩ Technology Compliant Energy Management Unit
中文描述: SPECIALTY ANALOG CIRCUIT, QCC36
封裝: LLP-36
文件頁數(shù): 22/32頁
文件大小: 3081K
代理商: LP5551SQX
Bit
7
Field Name
Sign
Description or Comment
This bit is fixed to ‘0’. Reading this bit will result in a ‘0’. Any data written into this bit
position using the Register Write command is ignored.
Fixed voltage value. A code of all ones indicates maximum voltage while a code of all
zero indicates minimum voltage. Default value is in bold.
Voltage Data Code [6:3]
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
6:3
Voltage
Voltage Value (volts)
1.5
1.5
1.5
1.5
1.6
1.7
1.8
1.9
2
2.1
2.2
2.3
2.5
2.8
3
3.3 (default)
2:0
Unused
R13 – GPO Control
Address 0xD
Type R/W
Reset Default 8h’00
Bit
7:6
5:4
Field Name
Unused
P-Well Sink
Current Control
Description or Comment
These bits set the maximum sink current capability for the P-Well regulator
bit 5
0
0
1
1
Drives high to V
DD_D
Drives high to V
DD_D
Drives high to V
DD_D
Drives high to V
DD_D
bit 4
0
1
0
1
Nominal
36 uA
52 uA
80 uA
3
GPO_3 control
2
GPO_2 control
1
GPO_1 control
0
GPO_0 control
R14 – Reserved
Address 0xE
Type R/W
Reset Default 8h’00
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