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WM8998 Datasheet(PDF) 10 Page - Wolfson Microelectronics plc

Part # WM8998
Description  High Performance Audio Hub CODEC
PDF  307 Pages
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Manufacturer  WOLFSON [Wolfson Microelectronics plc]
Direct Link  http://www.wolfsonmicro.com
Logo WOLFSON - Wolfson Microelectronics plc

WM8998 Datasheet(HTML) 10 Page - Wolfson Microelectronics plc

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WM8998
Production Data
w
PD, October 2014, Rev 4.0
10
PIN NO
NAME
TYPE
DESCRIPTION
C6
MICBIAS2
Analogue Output
Microphone bias 2
C5
MICBIAS3
Analogue Output
Microphone bias 3
B13
MICDET1/
HPOUTFB2
Analogue Input
Microphone & accessory sense input 1/
HPOUTL and HPOUTR ground feedback pin 2
A1, C13
MICVDD
Analogue Output
LDO2 output decoupling pin (generated internally by WM8998).
(Can also be used as reference/supply for external microphones.)
D9
RESET
¯¯¯¯¯¯
Digital Input
Digital Reset input (active low)
J11
SCLK
Digital Input
Control interface (I2C) clock input
F8
SDA
Digital Input / Output
Control interface (I2C) data input and output
The output function is implemented as an Open Drain circuit.
J13
SLIMCLK
Digital Input
SLIMBus Clock input
G11
SLIMDAT
Digital Input / Output
SLIMBus Data input / output
H10
SPKCLK
Digital Output
Digital speaker (PDM) clock output
G9
SPKDAT
Digital Output
Digital speaker (PDM) data output
G1, G2
SPKGNDL
Supply
Left speaker driver ground (Return path for SPKVDDL)
H1, H2
SPKGNDR
Supply
Right speaker driver ground (Return path for SPKVDDR)
F2
SPKOUTLN
Analogue Output
Left speaker negative output
F1
SPKOUTLP
Analogue Output
Left speaker positive output
J2
SPKOUTRN
Analogue Output
Right speaker negative output
J1
SPKOUTRP
Analogue Output
Right speaker positive output
E1, E2, E3,
F3, G3
SPKVDDL
Supply
Left speaker driver supply
H3, J3
SPKVDDR
Supply
Right speaker driver supply
C12
VREFC
Analogue Output
Bandgap reference decoupling capacitor connection



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