WM8994 Datasheet, PDF (6/359 Pages) Wolfson Microelectronics plc – Multi-Channel Audio Hub CODEC for Smartphones

MCLK1
GPIO2/MCLK2
AVDD1
VMIDC
AGND
REFGND
PD, April 2012, Rev 4.4
6
LDO2ENA
LDO1ENA
VREFC
ADCLRCLK1/GPIO1
ADCDAT1
DACDAT1
LRCLK1
BCLK1
WM8994
BLOCK DIAGRAM
DMICDAT2
DMICDAT1
w
V
VS
VS
V
GPIO7/ADCDAT2
GPIO6/ADCLRCLK2
GPIO5/DACDAT2
GPIO4/LRCLK2
GPIO3/BCLK2
GPIO11/BCLK3
GPIO10/LRCLK3
GPIO8/DACDAT3
GPIO9/ADCDAT3
BCLK2
BCLK1
LRCLK2
LRCLK1
CPVDD
CPGND
LINEOUTFB
HPOUT1FB
SPKMODE
CS/ADDR
SDA
SCLK
CIFMODE
Production Data