WM8311 Wolfson Microelectronics plc, WM8311 Datasheet - Page 2

• Manufacturer Part Number: WM8311
• Description: Processor Power Management Subsystem
• Manufacturer: Wolfson Microelectronics plc

WM8311
BLOCK DIAGRAM
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AUXADCIN1
AUXADCIN2
AUXADCIN3
AUXADCIN4
BATTVMON
PROGVDD
USBVMON
SYSVMON
XOSCGND
NTCMON
NTCBIAS
CLKOUT
DBGND
GPIO13
GPIO14
GPIO15
GPIO16
DBVDD
TPGND
GPIO10
GPIO11
GPIO12
TPVDD
GPIO1
GPIO2
GPIO3
GPIO4
GPIO5
GPIO6
GPIO7
GPIO8
GPIO9
CLKIN
LED1
LED2
XTO
XTI
ON
Auxiliary Functions
Reset Controller
System
Supply Voltage
Status
Driver
32.768kHz
Function Pin
Touch-Panel
Oscillator
Interrupt and
LED
and Battery
Controller
Resistive
Interface
4/5-Wire
Monitor
(GPIO)
Multi-
Application Processor
Register Map and
Primary Control
Interface
Management
WALLVDD
Interface
AP Interface, GPIOs and PM Control
Control
Power
Real-Time
Clock
FLL
Monitoring
1 to 4MHz
Oscillator
Bootstrap
Bootstrap
OTP NVM
Unique ID
EEPROM
PM Sub-
Dynamic
Interface
Config &
System
Wake-Up
Timer
RC
ADC
Aux
`
Power Management
0.6 to 1.8V
DC-DC1
Buck
1.2A
DVS
WM8311
Charger
Charger
Backup
Battery
Battery
1A
0.6 to 1.8V
DC-DC2
Buck
DVS
1A
0.85 to 3.4V
DC-DC3
LDO 1 Standard LDO
0.9 to 3.3V
LDO 2 Standard LDO
0.9 to 3.3V
LDO 3 Standard LDO
0.9 to 3.3V
LDO 4 Standard LDO
0.9 to 3.3V
LDO 5 Standard LDO
0.9 to 3.3V
LDO 7 Analogue LDO
1.0 to 3.5V
LDO 11 Alive LDO
0.8 to 1.55V
LDO 12 Internal LDO
2.1V
LDO 13 Internal LDO
2.5V
Buck
1A
Management
References
10mA
50mA
Power Path
Switching
Matrix
Product Brief, July 2009, Rev 1.0
up to 170mA
300mA
200mA
200mA
100mA
100mA
200mA
up to 30V,
10mA
DC-DC4
LED Sink
Boost
LDO1VDD
LDO1VOUT
LDO2VDD
LDO2VOUT
LDO3VDD
LDO3VOUT
LDO4VDD
LDO4VOUT
LDO5VDD
LDO5VOUT
LDO7VDD
LDO7VOUT
LDO11VOUT
LDO13VOUT
VREFC
IREFR
REFGND
ISINK1
ISINK2
ISINKGND
LDO12VOUT
BATTFETENA
WALLFETENA
BACKUPVDD
WALLVDD
GND
SYSVDD
USBVDD
BATTVDD
PVDD
Product Brief
2