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WM8281ECS/R Scheda tecnica(PDF) 12 Page - Cirrus Logic

Il numero della parte WM8281ECS/R
Spiegazioni elettronici  Low Power Audio System with Ambient Noise Cancellation and Echo Cancellation
PDF  392 Pages
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Produttore elettronici  CIRRUS [Cirrus Logic]
Homepage  http://www.cirrus.com
Logo CIRRUS - Cirrus Logic

WM8281ECS/R Scheda tecnica(HTML) 12 Page - Cirrus Logic

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WM8281
12
Rev 4.0
The following table identifies the power domain and ground reference associated with each of the input / output pins.
PIN NO
NAME
POWER DOMAIN
GROUND DOMAIN
J13
AIF1BCLK
DBVDD1
DGND
H13
AIF1RXDAT
DBVDD1
DGND
H12
AIF1LRCLK
DBVDD1
DGND
J11
AIF1TXDAT
DBVDD1
DGND
K9
AIF2BCLK
DBVDD2
DGND
J8
AIF2RXDAT
DBVDD2
DGND
J9
AIF2LRCLK
DBVDD2
DGND
K8
AIF2TXDAT
DBVDD2
DGND
K7
AIF3BCLK
DBVDD3
DGND
H4
AIF3RXDAT
DBVDD3
DGND
J7
AIF3LRCLK
DBVDD3
DGND
H5
AIF3TXDAT
DBVDD3
DGND
F12
CIF1ADDR/
CIF1SS
¯¯¯¯¯¯
DBVDD1
DGND
J12
CIF1MISO/
GPIO4
DBVDD1
DGND
F11
CIF1MODE
DBVDD1
DGND
G13
CIF1SCLK
DBVDD1
DGND
G12
CIF1SDA/
CIF1MOSI
DBVDD1
DGND
L12
CIF2SCLK
DBVDD2
DGND
K10
CIF2SDA
DBVDD2
DGND
F3
DMICCLK4
MICVDD, MICBIAS1, MICBIAS2, MICBIAS3
The DMICCLK4 power domain is selectable using IN4_DMIC_SUP
AGND
E3
DMICDAT4
MICVDD, MICBIAS1, MICBIAS2, MICBIAS3
The DMICDAT4 power domain is selectable using IN4_DMIC_SUP
AGND
H11
GPIO1
DBVDD1
DGND
J10
GPIO2
DBVDD2
DGND
H6
GPIO3
DBVDD3
DGND
F13
GPIO5
DBVDD1
DGND
C12
GPSWA
D12
GPSWB
B13
HPDETL
AVDD
AGND
B12
HPDETR
AVDD
AGND
B14
HPOUT1FB1/
MICDET2
CPVDD (Ground noise rejection) /
MICVDD (Microphone / Accessory detection)
CPGND
A13
HPOUT1L
CPVDD
CPGND
A12
HPOUT1R
CPVDD
CPGND
B11
HPOUT2FB
CPVDD
CPGND
A11
HPOUT2L
CPVDD
CPGND
A10
HPOUT2R
CPVDD
CPGND
B9
HPOUT3FB
CPVDD
CPGND
A9
HPOUT3L
CPVDD
CPGND
A8
HPOUT3R
CPVDD
CPGND
A4
IN1LN
DMICCLK1
MICVDD (analogue) /
MICVDD, MICBIAS1, MICBIAS2, MICBIAS3 (digital)
The DMICCLK1 power domain is selectable using IN1_DMIC_SUP
AGND
B4
IN1LP
MICVDD
AGND
D4
IN1RN/
DMICDAT1
MICVDD (analogue) /
MICVDD, MICBIAS1, MICBIAS2, MICBIAS3 (digital)
The DMICDAT1 power domain is selectable using IN1_DMIC_SUP
AGND



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