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

LPPGA

7

0

– normal (default)

1

– low power

LPLMIX

6

0

– normal (default)

1

– low power

LPRMIX

5

0

– normal (default)

1

– low power

LPMMIX

4

0

– normal (default)

1

– low power

LPMOUTINV

3

0

– normal (default)

1

– low power

LPOUT2INV

2

0

– normal (default)

1

– low power

LPADCvrp

1

0

– normal (default)

1

– low power

LPDACvrp

0

0

– normal (default)

1

– low power

Register 7

– Analog Voltage Management, Default 0111 1100

Bit Name

Bit

Description

VSEL

6:0

1111100

– normal (default)

Register 8

– Master Mode Control, Default 1000 0000

Bit Name

Bit

Description

MSC

7

0

– slave serial port mode

1

– master serial port mode (default)

MCLKDIV2

6

0

– MCLK not divide (default)

1

– MCLK divide by 2

BCLK_INV

5

0

– normal (default)

1

– BCLK inverted

BCLKDIV

4:0

00000

– master mode BCLK generated automatically based on the clock table (default)

Others

– MCLK/N, N=1~31

ADC CONTROL

Register 9

– ADC Control 1, Default 0000 0000

Bit Name

Bit

Description

MicAmpL

7:4

Left channel PGA gain

0000

– 0 dB (default)

0001

– +3 dB

0010

– +6 dB

0011

– +9 dB

0100

– +12 dB

0101

– +15 dB

0110

– +18 dB

0111

– +21 dB

1000

– +24 dB

MicAmpR

3:0

Right channel PGA gain

0000

– 0dB (default)

0001

– +3 dB

0010

– +6 dB

0011

– +9 dB

0100

– +12 dB

0101

– +15 dB

0110

– +18 dB

0111

– +21 dB

1000

– +24 dB