CS53L32A 查看數據表（PDF） - Cirrus Logic

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CS53L32A

Low Voltage, Stereo A/D Converter

Cirrus Logic 

CS53L32A

4. REGISTER DESCRIPTION

4.1 GAIN ENABLE

I/O and Power Control Register (address 01h)

7

RESERVED

6

BOOST

5

AINMUX1

4

AINMUX0

3

2

RESERVED RESERVED

1

PDN

Access:

R/W in Two Wire Mode and write only in SPI.

Default:

0 - Disabled

Function:

Applies a 20 dB digital gain to the input signal, regardless of the input path.

0

CP_EN

4.2 ANALOG INPUT MULTIPLEXER

I/O and Power Control Register (address 01h)

7

RESERVED

6

BOOST

5

AINMUX1

4

AINMUX0

3

2

RESERVED RESERVED

1

PDN

Access:

R/W in Two Wire Mode and write only in SPI.

0

CP_EN

Default:

0 - AIN_L1/AIN_R1 direct to A/D

Function:

The analog input multiplexer selects the input channel as well as the input path associated with vari-

ous gain stages.

AINMUX

0

1

2

3

MODE

AIN_L1/AIN_R1 direct to A/D

AIN_L2/AIN_R2 direct to A/D

AIN_L2/AIN_R2 through PGA to A/D

Reserved

Table 1. Analog Input Options

DS513PP1

17

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