CS4225 datasheet(9/30 Pages) CIRRUS

9 / 30 page

0.1

µF

2.0

µF

0.1

µF

VR EF

0.1

µF

CS4225

CM O U T

AG N D 1 ,2

DGND

SD O U T 1

SCL K

SD O U T 2

DS P

SD IN 2

+5V

Sup ply

To O p tional

Inp u t B uffers

SD IN 1

F e rrite B e a d

> 1 .8

µF

47 k

> 1 .8

µF

47 k

AO UT 3

AOU T 4

600

0 .00 22

µF

NP O

0 .00 22

µF

NP O

> 1 .8

µF

47 k

> 1 .8

µF

47k

AO UT 1

AOU T 2

600

0 .00 22

µF

NP O

0 .00 22

µF

NP O

Au dio

CL K O UT

LR C K

OV L

RS T -P D N

Mo d e

Setting

H/S

and

Hardware

Con tro ls

IS 0 /A D O

IS1/AD 1

AIN 1 L

1.0

µF

Dig ita l

A udio

S ource

S C LKA U X

L RCK A U X

DA T A UX

M icro-

C o ntro ller

SCL /C CL K/IF 0

SD A/CD O U T /C K F 0

AD2/CDIN/C K F 1

A D 3 /C S /IF 1

DIF/HOLD

DE M

AIN 1 R

1.0

µF

AIN 2 L

1.0

µF

AIN 2 R

1.0

µF

AIN 3 L

1.0

µF

AIN 3 R

1.0

µF

0.4 7

µF

XT O

X T I

AINAU X

150

0 .47

µF

0.0 1

µF

NP O

0.01

µF

NP O

FILT

0.2

µF

A ll unused inputs

sh ou ld b e tied to 0 V .

A ll N C pins s h o u ld

b e le ft floating.

External

Clo c k

Input

+ 5V A n alog (optio na l)

If a se p ara te + 5 V an alog su pp ly

is a v a ila ble , atta ch here an d

re m ove th e 2.0

re sisto r

0 .01

µF

NP O

Figure 1 - Recommended Connection Diagram

CS4225

DS86PP8

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