WM8310GEB/V Wolfson Microelectronics, WM8310GEB/V Datasheet - Page 232

• Manufacturer Part Number: WM8310GEB/V
• Description: POWER MANAGEMENT SUBSYSTEM, 169BGA
• Manufacturer: Wolfson Microelectronics

Specifications of WM8310GEB/V

• Supply Voltage: 7V
• No. Of Step-down Dc - Dc Converters: 4
• No. Of Ldo Regulators: 11
• Digital Ic Case Style: BGA
• No. Of Pins: 169
• No. Of Regulated Outputs: 13
• Operating Temperature Range: -40°C To
• Rohs Compliant: Yes
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

WM8310
REGISTER
Register 406Ah LDO1 SLEEP Control
REGISTER
R16491
(406Bh)
LDO2
Control
Register 406Bh LDO2 Control
REGISTER
R16492
(406Ch)
LDO2 ON
Control
w
ADDRESS
ADDRESS
ADDRESS
15:14
12:11
15:13
BIT
BIT
BIT
9:8
10
7
6
0
LDO2_HWC_M
LDO2_HWC_S
LDO2_HWC_V
LDO2_LP_MO
LDO2_ERR_A
LDO2_ON_SL
LDO2_SWI
LDO2_FLT
ODE[1:0]
LABEL
LABEL
LABEL
CT[1:0]
RC[1:0]
OT[2:0]
SEL
DE
DEFAULT
DEFAULT
DEFAULT
000
00
00
10
0
0
0
0
0Eh = 1.60V
0Fh = 1.70V
…
1Eh = 3.20V
1Fh = 3.30V
LDO2 Error Action (Undervoltage)
00 = Ignore
01 = Shut down regulator
10 = Shut down system (Device Reset)
11 = Reserved
Note that an Interrupt is always raised.
LDO2 Hardware Control Source
00 = Disabled
01 = Hardware Control 1
10 = Hardware Control 2
11 = Hardware Control 1 or 2
LDO2 Hardware Control Voltage select
0 = Set by LDO2_ON_VSEL
1 = Set by LDO2_SLP_VSEL
LDO2 Hardware Control Operating Mode
00 = Low Power mode
01 = Turn converter off
10 = Low Power mode
11 = Set by LDO2_ON_MODE
LDO2 Output float
0 = LDO2 output discharged when disabled
1 = LDO2 output floating when disabled
LDO2 Switch Mode
0 = LDO mode
1 = Switch mode
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.
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
DESCRIPTION
DESCRIPTION
DESCRIPTION
PP, December 2009, Rev 3.0
REFER TO
REFER TO
REFER TO
Pre-Production
232