CDB42L55 View Datasheet(PDF) - Cirrus Logic

Part Name

Description

Manufacturer

CDB42L55

Ultra Low Power, Stereo CODEC w/Class H Headphone Amp

Cirrus Logic 

6.22 Line Volume Control:

LINEA (Address 1Ch) & LINEB (Address 1Dh)

7

LINExMUTE

6

LINExVOL6

5

LINExVOL5

4

LINExVOL4

3

LINExVOL3

6.22.1 Line Channel x Mute

Configures an analog mute on the line amplifier.

LINExMUTE

0

1

HP Amp Mute

Disabled

Enabled

2

LINExVOL2

CS42L55

1

LINExVOL1

0

LINExVOL0

6.22.2 Line Volume Control

Sets the volume of the signal out of the line amplifier.

LINExVOL[6:0]

0111111

...

0001100

...

0000001

0000000

1111111

...

1000100

...

1000000

Step Size:

Line Volume

12 dB

...

12 dB

...

+1.0 dB

0 dB

-1.0 dB

...

-60.0 dB (Actual volume is approximately -58 dB. (Note 1))

...

-60.0 dB (Actual volume is approximately -58 dB. (Note 1))

1.0 dB

Note:

1. The step size may deviate from 1.0 dB. Refer to Figure 25 on page 69 and Figure 26 on page 69.

58

DS773F1

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