ACT5830
Rev PrB, 05-Mar-08
LOW-DROPOUT LINEAR REGULATORS
REGISTER DESCRIPTIONS
Note: See Table 1 for default register settings.
Table 5:
LDO Control Register Map
DATA
ADDRESS
D7
D6
VRANGE7
OK1
D5
D4
D3
D2
D1
D0
07h
0Fh
13h
0Eh
12h
0Ch
10h
0Dh
11h
R
VSET7
DIS1
DIS2
DIS7
DIS8
DIS3
DIS4
DIS5
DIS6
ON1
ON2
ON7
ON8
ON3
ON4
ON5
ON6
VSET1
VSET2
R
OK2
OK7
R
R
R
R
OK8
VSET8
VSET3
VSET4
VSET5
VSET6
OK3
OK4
OK5
OK6
Table 6:
LDO Control Register Bit Descriptions
ADDRESS
NAME
BIT ACCESS
FUNCTION
DESCRIPTION
07h
VSET7
[5:0]
W/R
LDO7 Output Voltage Selection
See Table 8
0
1
Min VOUT = 0.645V
Min VOUT = 1.25V
REG Voltage Range
Selection
07h
VRANGE7
[6]
W/R
07h
0Fh
[7]
R
READ ONLY
VSET1
ON1
[4:0]
W/R
LDO1 Output Voltage Selection
LDO1 Enable
See Table 7
0
1
0
1
0
1
LDO1 Disable
0Fh
0Fh
[5]
[6]
W/R
R
LDO1 Enable
Output Out of Regulation
Output In Regulation
Output High-Z In Shutdown
Output Discharge Enabled
See Table 7
OK1
LDO1 Power-OK
0Fh
13h
13h
DIS1
VSET2
ON2
[7]
[4:0]
[5]
W/R
W/R
W/R
LDO1 Output Discharge Enable
LDO2 Output Voltage Selection
LDO2 Enable
0
1
0
1
0
1
LDO2 Disable
LDO2 Enable
Output Out of Regulation
Output In Regulation
Output High-Z In Shutdown
Output Discharge Enabled
13h
13h
OK2
[6]
[7]
R
LDO2 Power-OK
DIS2
W/R
LDO2 Output Discharge Enable
Innovative PowerTM
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