WM8350GEB/RV Wolfson Microelectronics, WM8350GEB/RV Datasheet - Page 4

• Manufacturer Part Number: WM8350GEB/RV
• Description: Audio CODECs Audio CODEC plus pwr management
• Manufacturer: Wolfson Microelectronics

Specifications of WM8350GEB/RV

• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

WM8350
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
w
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, February 2011, Rev 4.4
Production Data
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