wm8862 Wolfson Microelectronics plc, wm8862 Datasheet - Page 2

• Manufacturer Part Number: wm8862
• Description: Multi-channel High Definition Audio Codec
• Manufacturer: Wolfson Microelectronics plc

WM8862
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BLOCK DIAGRAM
DMICDAT2
MICBIAS1
MICBIAS2
DMICCLK
IN1R
IN2R
IN1L
IN2L
DMICDAT1
ECM Bias
Generator
PREAMP
PREAMP
PREAMP
PREAMP
Reference Generators
CODEC Power &
Digital Mic
Interface
ADC1R
ADC2R
ADC1L
ADC2L
WM8862
3 Notch
3 Notch
Filters
Filters
HPF
HPF
Digital Path Management
Digital Control Functions
Beep Generator
HDA Interface
Control
GPIO
ReTune™
Volume &
Volume &
Mute
Mute
DRC
Headphone Power
(Charge Pump)
Product Brief, January 2012, Rev 2.1
DAC1L
DAC1R
DAC2L
DAC2R
S/PDIF
Tx
Detect
Jack
DMICDAT1
2W
HPOUTL
HPOUTR
SPKOUTLP
SPKOUTLN
SPKOUTRP
SPKOUTRN
DMICDAT1/
SPDIFOUT
JD1
JD2
Product Brief
2