WM8351CGEB/RV WOLFSON [Wolfson Microelectronics plc], WM8351CGEB/RV Datasheet - Page 4

• Manufacturer Part Number: WM8351CGEB/RV
• Manufacturer: WOLFSON [Wolfson Microelectronics plc]

WM8351
DESCRIPTION ....................................................................................................... 1
FEATURES ............................................................................................................ 1
APPLICATIONS ..................................................................................................... 1
TYPICAL APPLICATIONS .................................................................................... 2
BLOCK DIAGRAM ................................................................................................ 3
TABLE OF CONTENTS ......................................................................................... 4
1
2
3
4
5
6
7
8
9
10
11
12
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7.1
7.2
7.3
7.4
7.5
7.6
7.7
7.8
7.9
7.10
9.1
9.2
9.3
10.1
10.2
10.3
10.4
10.5
11.1
11.2
11.3
11.4
11.5
11.6
11.7
PIN CONFIGURATION .................................................................................. 9
ORDERING INFORMATION ......................................................................... 9
PIN DESCRIPTION ..................................................................................... 10
THERMAL CHARACTERISTICS ................................................................ 13
ABSOLUTE MAXIMUM RATINGS.............................................................. 14
RECOMMENDED OPERATING CONDITIONS .......................................... 15
ELECTRICAL CHARACTERISTICS ........................................................... 16
TYPICAL POWER CONSUMPTION ........................................................... 25
TYPICAL PERFORMANCE DATA .............................................................. 27
9.2.1
9.2.2
9.2.3
SIGNAL TIMING REQUIREMENTS ............................................................ 32
CONTROL INTERFACE .............................................................................. 38
11.7.1
11.7.2
CLOCKING, TIMING AND SAMPLE RATES ............................................. 45
HI-FI AUDIO CODEC ........................................................................................... 16
DC-DC STEP UP CONVERTER ELECTRICAL CHARACTERISTICS ............... 18
DC-DC STEP DOWN CONVERTER ELECTRICAL CHARACTERISTICS ......... 19
LDO REGULATOR ELECTRICAL CHARACTERISTICS .................................... 21
BATTERY CHARGER ......................................................................................... 22
CURRENT LIMIT SWITCH .................................................................................. 22
LED DRIVERS ..................................................................................................... 23
GENERAL PURPOSE INPUTS / OUTPUTS (GPIO) ........................................... 23
DIGITAL INTERFACES ....................................................................................... 24
AUDIO CODEC .................................................................................................... 27
DC-DC CONVERTERS ....................................................................................... 28
LDO REGULATORS ............................................................................................ 31
AUXILIARY ADC .............................................................................................. 24
SYSTEM CLOCK TIMING ................................................................................ 32
AUDIO INTERFACE TIMING - MASTER MODE .............................................. 32
AUDIO INTERFACE TIMING - SLAVE MODE ................................................. 33
AUDIO INTERFACE TIMING - TDM MODE ..................................................... 34
CONTROL INTERFACE TIMING ..................................................................... 35
GENERAL DESCRIPTION ............................................................................... 38
CONTROL INTERFACE MODES ..................................................................... 38
2-WIRE SERIAL CONTROL MODE ................................................................. 39
3-WIRE SERIAL CONTROL MODE ................................................................. 42
4-WIRE SERIAL CONTROL MODE ................................................................. 43
REGISTER LOCKING ...................................................................................... 44
SPECIAL REGISTERS ..................................................................................... 44
POWER EFFICIENCY ............................................................................................................. 28
OUTPUT VOLTAGE REGULATION ........................................................................................ 29
DYNAMIC OUTPUT VOLTAGE ............................................................................................... 30
CHIP ID ................................................................................................................................ 44
DEVICE INFORMATION ...................................................................................................... 44
TABLE OF CONTENTS
PD, April 2012, Rev 4.5
Production Data
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