CS4205 View Datasheet(PDF) - Cirrus Logic

Part Name

Description

MFG CO.

CS4205

CrystalClear® Audio Codec ’97 for Portable Computing

Cirrus Logic 

CS4205

front

ch

SRC

surr

ch

c+lfe

ch

L/R

cap

SRC

mic

cap

½ SRC

MICS

I²S

IN1

I²S

IN2

I²S

IN3

DAC

VOL

VOL

VOL

MIXER

mux out mic out

ADC

½ ADC

VOL

Σ

DIG

EFX

ZV

ASRC

VOL

Signal Processing Engine

LINE_OUT

Σ

MONO_OUT

VOL

SDOS

I²S

OUT1

SPDS

S/PDIF

OUT

Figure 10. Analog Centric Mode

front

ch

SRC

surr

ch

c+lfe

ch

L/R

cap

SRC

mic

cap

½ SRC

MICS

I²S

IN1

I²S

IN2

I²S

IN3

DAC

MIXER

mux out mic out

ADC

½ ADC

VOL

VOL

VOL

Σ

VOL

ZV

ASRC

VOL

Signal Processing Engine

LINE_OUT

Σ

MONO_OUT

SPDS

S/PDIF

OUT

Figure 12. Host Processing Mode

front

ch

SRC

surr

ch

c+lfe

ch

L/R

cap

SRC

mic

cap

½ SRC

MICS

I²S

IN1

I²S

IN2

I²S

IN3

DAC

MIXER

mux out mic out

ADC

½ ADC

VOL

VOL VOL

VOL

Σ

DIG

EFX

VOL

ZV

ASRC

VOL

Signal Processing Engine

LINE_OUT

Σ

MONO_OUT

VOL

I²S

OUT1

SPDS

S/PDIF

OUT

Figure 11. Digital Centric Mode

front

ch

SRC

surr

ch

DACS

DAC

c+lfe

ch

L/R

cap

SRC

mic

cap

½ SRC

CAPS

MICS

I²S

IN1

VOL

I²S

IN2

VOL

I²S

IN3

VOL

MIXER

mux out mic out

ADC

½ ADC

VOL VOL

Σ

DIG

EFX

ZV

ASRC

VOL

Signal Processing Engine

DDM

Σ

LINE_OUT

MONO_OUT

VOL

VOL

I²S

OUT1

I²S

OUT2

Figure 13. Multi-Channel Mode

18

DS489PP4

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