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WM8325 датащи(PDF) 78 Page - Wolfson Microelectronics plc

номер детали WM8325
подробное описание детали  Processor Power Management Subsystem
PDF  254 Pages
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производитель  WOLFSON [Wolfson Microelectronics plc]
домашняя страница  http://www.wolfsonmicro.com
Logo WOLFSON - Wolfson Microelectronics plc

WM8325 датащи(HTML) 78 Page - Wolfson Microelectronics plc

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WM8325
Production Data
w
PD, February 2012, Rev 4.0
78
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
9:8
LDO1_HWC
_MODE
10
LDO1 Hardware Control Operating
Mode
00 = Low Power mode
01 = Turn converter off
10 = Low Power mode
11 = Set by LDO1_ON_MODE
7
LDO1_FLT
0
LDO1 Output float
0 = LDO1 output discharged when
disabled
1 = LDO1 output floating when
disabled
6
LDO1_SWI
0
LDO1 Switch Mode
0 = LDO mode
1 = Switch mode
0
LDO1_LP_M
ODE
0
LDO1 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.
R16489 (4069h)
LDO1 ON
Control
15:13
LDO1_ON_S
LOT [2:0]
000
LDO1 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
LDO1_ON_
MODE
0
LDO1 ON Operating Mode
0 = Normal mode
1 = Low Power mode
4:0
LDO1_ON_V
SEL [4:0]
00000
LDO1 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



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