PA5750 データシートの表示（PDF） - ProTek Devices.

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PA5750

Low Power Stereo Audio CODEC With Speaker and Headphone Amplifier.

ProTek Devices. 

ANALOG PRODUCTS DIVISION

PA5750

Low Power Stereo Audio CODEC

With Speaker and Headphone Amplifier.

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

DS

7 0 – LINPUT1 – RINPUT1 (default).

1 – LINPUT2 – RINPUT2.

LDCM

6

0 – normal (default)

1 – Left Channel used for DC Measuement

RDCM

5

0 – normal (default)

1 – Right Channel used for DC Measuement

00 – stereo (default).

MONOMIX

4:3

01 – analog mono mix to left ADC.

10 – analog mono mix to right ADC.

11 - reserved

TRI

2

0 – ASDOUT is ADC normal output (default).

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

OC

1:0 00 – normal over current setting (default)

6.2.4. Register12 – ADC Control 4, Default 0000 0000

Bit Name

Bit Description

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

DATSEL

7:6

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

I2S, left justified or right justified mode:

0 – left and right normal polarity.

ADCLRP

5

1 – left and right inverted polarity.

DSP/PCM mode:

0 – MSB is available on 2nd BCLK rising edge after ALRCK rising edge

1 – MSB is available on 1st BCLK rising edge after ALRCK rising edge

000 – 24-bit serial audio DATA word length.

001 – 20-bit serial audio DATA word length

ADCWL

4:2 010 – 18-bit serial audio DATA word length

011 – 16-bit serial audio DATA word length

100 – 32-bit serial audio DATA word length

00 – I2C serial audio DATA format

ADCFORMAT

1:0

01 – left justify serial audio DATA format

10 – right justify serial audio DATA format

11 – DSP/PCM mode serial audio DATA format.

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

13

95230 Rev.0. 04/09

www.protekanalog.com

Not for use in any life support systems.

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