CS4205 데이터 시트보기 (PDF) - Cirrus Logic

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CS4205

CrystalClear® Audio Codec ’97 for Portable Computing

Cirrus Logic 

CS4205

PC_BEEP

PHONE

PCM_OUT

MIC1

MIC2

Front D/A

CONVERTERS

MIC

SELECT

DAC

BOOST

LINE

CD

VIDEO

AUX

MUTE

PC BEEP BYPASS

MUTE

MUTE

MUTE

MUTE

MUTE

MUTE

MUTE

ANALOG STEREO

INPUT MIXER

Σ

Σ

ANALOG STEREO

OUTPUT MIXER

DAC DIRECT

MODE

MASTER

VOLUME

MUTE

OUTPUT

BUFFER

MONO MIX

SELECT

STEREO TO

MONO MIXER

Σ

1/2

MONO OUT

SELECT

MONO

VOLUME

MUTE

OUTPUT

BUFFER

LINE OUT

MONO OUT

STEREO TO

Σ

MONO MIXER

1/2

ADC

INPUT

MUX

L/R ADC

GAIN

MUTE

L/R A/D

CONVERTERS

ADC

PCM_IN

MIC ADC

GAIN

MUTE

MIC A/D

CONVERTER

ADC

MIC_PCM_IN

Figure 8. CS4205 Mixer Diagram

DS489PP4

15

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