WM8731 Wolfson Microelectronics Ltd., WM8731 Datasheet - Page 3

• Manufacturer Part Number: WM8731
• Description: WM8731 : Low Power Audio Codec With Integrated Headphone Driver
• Manufacturer: Wolfson Microelectronics Ltd.

WM8731
DIGITAL FILTER CHARACTERISTICS............................................................... 51
DAC FILTER RESPONSES ................................................................................. 52
ADC FILTER RESPONSES ................................................................................. 53
DIGITAL DE-EMPHASIS CHARACTERISTICS................................................... 55
RECOMMENDED EXTERNAL COMPONENTS .................................................. 56
PACKAGE DIMENSIONS .................................................................................... 57
DEVICE OPERATION
AUDIO DATA SAMPLING RATES
ACTIVATING DSP AND DIGITAL AUDIO INTERFACE
SOFTWARE CONTROL INTERFACE
POWER DOWN MODES
REGISTER MAP
TERMINOLOGY
ADC HIGH PASS FILTER
DEVICE RESETTING.............................................................................................................................. 31
CLOCKING SCHEMES........................................................................................................................... 31
CORE CLOCK ........................................................................................................................................ 31
CRYSTAL OSCILLATOR ....................................................................................................................... 32
CLOCKOUT ............................................................................................................................................ 32
DIGITAL AUDIO INTERFACES .............................................................................................................. 33
MASTER AND SLAVE MODE OPERATION .......................................................................................... 36
NORMAL MODE SAMPLE RATES ........................................................................................................ 38
128/192fs NORMAL MODE.................................................................................................................... 40
512/768fs NORMAL MODE.................................................................................................................... 40
USB MODE SAMPLE RATES ................................................................................................................ 41
SELECTION OF SERIAL CONTROL MODE.......................................................................................... 42
3-WIRE (SPI COMPATIBLE) SERIAL CONTROL MODE...................................................................... 43
2-WIRE SERIAL CONTROL MODE ....................................................................................................... 43
AI Rev 2.3 August 2001
Advanced Information
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