ANALOG PRODUCTS DIVISION

561 E. Elliot Road #175 Chandler, AZ 85225 Tel: (480) 539-2900. Fax: (480) 632-1715

www.protekanalog.com

PA5331

Low Power 24-Bit, Stereo Audio CODEC

With Headphone Amplifier

95250 Rev.0. 01/10

NOT FOR USE IN LIFE SUPPORT SYSTEMS

Reg. 23 DACLRSWAP

DACLRP

DACWL

DACFORMAT

Reg. 24

DACFsMode

DACFsRatio

Reg. 25

DACRampRate

DACSoftRamp

DACZeroCrs

DACLeR

DACMute

AutoMute

Reg. 26

DACVolumeL (LDACVOL)

Reg. 27

DACVolumeR (RDACVOL)

Reg. 28

DeemphasisMode

DAC_invL

DAC_invR

ClickFree

Reg. 29

ZeroL

ZeroR

Mono

SE

Vpp_scale

Reg. 30

Shelving_a[29:24]

Reg. 31

Shelving_a[23:16]

Reg. 32

Shelving_a[15:8]

Reg. 33

Shelving_a[7:0]

Reg. 34

Shelving_b[29:24]

Reg. 35

Shelving_b[23:16]

Reg. 36

Shelving_b[15:8]

Reg. 37

Shelving_b[7:0]

Reg. 38

LMIXSEL

RMIXSEL

Reg. 39

LD2LO

LI2LO

LI2LOVOL

Reg. 40

RD2LO

RI2LO

RI2LOVOL

Reg. 41

LD2RO

LI2RO

LI2ROVOL

Reg. 42

RD2RO

RI2RO

RI2ROVOL

Reg. 43

LD2MO

LI2MO

LI2MOVOL

Reg. 44

RD2MO

RI2MO

RI2MOVOL

Reg. 45

ROUT2INV

OUT3SW

VROI

HPSWEN

HPSWPOL

MOUTINV

Reg. 46

LOUT1VOL

Reg. 47

ROUT1VOL

Reg. 48

LOUT2VOL

Reg. 49

ROUT2VOL

Reg. 50

MONOOUTVOL

Reg. 51

hpLout1_ref1

hpLout1_ref2

hpRout1_ref1

hpRout1_ref2

hpOut3_ref1

hpOut3_ref2

hpMono_ref1 hpMono_ref2

Reg. 52 spkLout2_ref1

spkLout2_ref2 spkRout2_ref1 spkRout2_ref2

mixer_ref1

mixer_ref2

MREF1

MREF2