CS43L22 datasheet(26/68 Pages) CIRRUS

26 / 68 page

DS792F1

CS43L22

Confidential Draft

10/7/08

4.4

Analog Outputs

Referenced Control

Analog Output

HPxMUTE ...........................

HPxVOL[7:0] .......................

PDN_HPx[1:0] .....................

HPGAIN[2:0]........................

PASSTHRUx .......................

PASSxMUTE .......................

PASSxVOL[7:0] ...................

CHGFREQ ..........................

“Headphone Mute” on page 46

“Headphone Volume Control” on page 52

“Headphone Power Control” on page 39

“Headphone Analog Gain” on page 44

“Passthrough Analog” on page 45

“Passthrough Mute” on page 45

“Passthrough x Volume” on page 47

“Charge Pump Frequency” on page 59

DAC

CHGFREQ[3:0]

HPGAIN[2:0]

VOL

Analog Passthru Input

Signal

HPAMUTE

HPBMUTE

HPA_VOL[7:0]

HPB_VOL[7:0]

+0dB/-102dB

0.5dB steps

PASSAMUTE

PASSBMUTE

PASSAVOL[7:0]

PASSBVOL[70]

+12dB/-60dB

0.5dB steps

PASSTHRUA

PASSTHRUB

PDN_HPA[1:0]

PDN_HPB[1:0]

from DSP

Engine

HP/Line

Outputs

Charge

Pump

Figure 9. Analog Outputs

CS43L22 Datasheet(PDF) 26 Page - Cirrus Logic

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