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

Register 3

– ADC Power Management, Default 1111 1100

Bit Name

Bit

Description

PdnAINL

7

0

– normal

1

– left analog input power down (default)

PdnAINR

6

0

– normal

1

– right analog input power down (default)

PdnADCL

5

0

– left ADC power up

1

– left ADC power down (default)

PdnADCR

4

0

– right ADC power up

1

– right ADC power down (default)

PdnMICB

3

0

– microphone bias power on

1

– microphone bias power down (high impedance output, default)

PdnADCBiasgen

2

0

– normal

1

– power down (default)

flashLP

1

0

– normal (default)

1

– flash ADC low power

int1LP

0

0

– normal (default)

1

– int1 low power

Register 4

– DAC Power Management, Default 1100 0000

Bit Name

Bit

Description

PdnDACL

7

0

– left DAC power up

1

– left DAC power down (default)

PdnDACR

6

0

– right DAC power up

1

– right DAC power down (default)

LOUT2

5

0

– LOUT2 disabled (default)

1

– LOUT2 enabled

ROUT2

4

0

– ROUT2 disabled (default)

1

– ROUT2 enabled

LOUT1

3

0

– LOUT1 disabled (default)

1

– LOUT1 enabled

ROUT1

2

0

– ROUT1 disabled (default)

1

– ROUT1 enabled

MONO

1

0

– reserved (default)

1

– reserved

OUT3

0

0

– reserved (default)

1

– reserved

Register 5

– Chip Low Power 1, Default 0000 0000

Bit Name

Bit

Description

LPDACL

7

0

– normal (default)

1

– low power

LPDACR

6

0

– normal (default)

1

– low power

LPLOUT1

5

0

– normal (default)

1

– low power

OC[2]

4

0

– over current setting (default)

1

– over current setting

LPLOUT2

3

0

– normal (default)

1

– low power

OC[3]

2

0

– over current setting (default)

1

– over current setting

LPMONO

1

0

– normal (default)

1

– low power

LPOUT3

0

0

– normal (default)

1

– low power

Register 6

– Chip Low Power 2, Default 0000 0000

Bit Name

Bit

Description