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WM8325 Datasheet(PDF) 204 Page - Wolfson Microelectronics plc

Part # WM8325
Description  Processor Power Management Subsystem
PDF  254 Pages
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Manufacturer  WOLFSON [Wolfson Microelectronics plc]
Direct Link  http://www.wolfsonmicro.com
Logo WOLFSON - Wolfson Microelectronics plc

WM8325 Datasheet(HTML) 204 Page - Wolfson Microelectronics plc

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WM8325
Production Data
w
PD, February 2012, Rev 4.0
204
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
REFER TO
0
LDO2_LP_MO
DE
0
LDO2 Low Power Mode Select
0 = 50mA (reduced quiescent current)
1 = 20mA (minimum quiescent current)
Selects which Low Power mode is used in ON, SLEEP,
or under HWC modes.
Register 406Bh
LDO2 Control
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
REFER TO
R16492
(406Ch)
LDO2 ON
Control
15:13
LDO2_ON_SL
OT [2:0]
000
LDO2 ON Slot select
000 = Do not enable
001 = Enable in Timeslot 1
010 = Enable in Timeslot 2
011 = Enable in Timeslot 3
100 = Enable in Timeslot 4
101 = Enable in Timeslot 5
110 = Controlled by Hardware Enable 1
111 = Controlled by Hardware Enable 2
8
LDO2_ON_MO
DE
0
LDO2 ON Operating Mode
0 = Normal mode
1 = Low Power mode
4:0
LDO2_ON_VS
EL [4:0]
0_0000
LDO2 ON Voltage select
0.9V to 1.6V in 50mV steps
1.7V to 3.3V in 100mV steps
00h = 0.90V
01h = 0.95V
…
0Eh = 1.60V
0Fh = 1.70V
…
1Eh = 3.20V
1Fh = 3.30V
Register 406Ch
LDO2 ON Control
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
REFER TO
R16493
(406Dh)
LDO2
SLEEP
Control
15:13
LDO2_SLP_SL
OT [2:0]
000
LDO2 SLEEP Slot select
000 = SLEEP voltage / operating mode transition in
Timeslot 5
001 = Disable in Timeslot 5
010 = Disable in Timeslot 4
011 = Disable in Timeslot 3
100 = Disable in Timeslot 2
101 = Disable in Timeslot 1
110 = SLEEP voltage / operating mode transition in
Timeslot 3
111 = SLEEP voltage / operating mode transition in
Timeslot 1
If LDO2 is assigned to a Hardware Enable Input, then
codes 001-101 select in which timeslot the regulator



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