PA5750 datasheet(13/30 Pages) PROTEC

13 / 30 page

PA5750

Low Power Stereo Audio CODEC

With Speaker and Headphone Amplifier.

ANALOG PRODUCTS DIVISION

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

www.protekanalog.com

Not for use in any life support systems.

95230 Rev.0. 04/09

6.2.2. Register10 – ADC Control 2, Default 0000 0000

Bit Name

Bit

Description

LINSEL

7:6

Left channel input select.

00 – LINPUT1 (default).

01 – LINPUT2

10 – LINPUT3

11 – L-R differential (either LINPUT1 – RINPUT1 or LINPUT2 – RINPUT2, selected by DS)

RINSEL

5:4

Right channel input select.

00 – RINPUT1 (default).

01 – RINPUT2

10 – RINPUT3

11 – L-R differential (either LINPUT1 – RINPUT1 or LINPUT2 – RINPUT2, selected by DS)

6.2.3. Register11 – ADC Control 3, Default 0000 0110

Bit Name

Bit

Description

Differential Input Select

0 – LINPUT1 – RINPUT1 (default).

1 – LINPUT2 – RINPUT2.

LDCM

0 – normal (default)

1 – Left Channel used for DC Measuement

RDCM

0 – normal (default)

1 – Right Channel used for DC Measuement

MONOMIX

4:3

00 – stereo (default).

01 – analog mono mix to left ADC.

10 – analog mono mix to right ADC.

11 - reserved

TRI

0 – ASDOUT is ADC normal output (default).

1 – ASDOUT tri-stated, ALRCK, DLRCK and SCLK are inputs.

1:0

00 – normal over current setting (default)

6.2.4. Register12 – ADC Control 4, Default 0000 0000

Bit Name

Bit

Description

DATSEL

7:6

00 - left DATA = left ADC, right DATA = right ADC

01 - left DATA = left ADC, right DATA = left ADC

10 - left DATA = right ADC, right DATA = right ADC

11 - left DATA = right ADC, right DATA = left ADC

ADCLRP

I2S, left justified or right justified mode:

0 – left and right normal polarity.

1 – left and right inverted polarity.

DSP/PCM mode:

0 – MSB is available on 2

nd BCLK rising edge after ALRCK rising edge

1 – MSB is available on 1

st BCLK rising edge after ALRCK rising edge

ADCWL

4:2

000 – 24-bit serial audio DATA word length.

001 – 20-bit serial audio DATA word length

010 – 18-bit serial audio DATA word length

011 – 16-bit serial audio DATA word length

100 – 32-bit serial audio DATA word length

ADCFORMAT

1:0

00 – I2C serial audio DATA format

01 – left justify serial audio DATA format

10 – right justify serial audio DATA format

11 – DSP/PCM mode serial audio DATA format.

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