CS4228A-KS(2000) Просмотр технического описания (PDF) - Cirrus Logic

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CS4228A-KS
(Rev.:2000)

24-Bit, 96 kHz Surround Sound Codec

Cirrus Logic 

CS4228A

2. TYPICAL CONNECTION DIAGRAM

Ferrite Bead

+5V

Supply

+ 1 µF

0.1 µF

+ 0.1 µF

Ferrite Bead

1 µF

VL

+5V

Supply

+ 0.1µF

Ferrite Bead

1 µF

+2.5V to +5V

Supply

21 8

VA VD

22 µF 150 Ω

+

2.2 nf

AINL-

19

100 µF +

22 µF 150 Ω

+

2.2 nf

20

0.1 µF

17

AINL+

AINR-

AINR+

+

100 µF

16

0.1 µF

FILT

1 µF 0.1 µF + 18

VL

VL

2.2 K*

Microcontroller

SDA/CDIN

12

11 SCL/CCLK

13 AD0/CS

14 RST

CS4228A

9

VL

FL

23

ANALOG

FILTER

Front Left

FR

24

ANALOG

FILTER

Front Right

SL

25

ANALOG

FILTER

Surround Left

SR

26

ANALOG

FILTER

Surround Right

CENTER

27

ANALOG

FILTER

Center

SUB

28

ANALOG

FILTER

Subwoofer

MUTEC

15

50 Ω

LRCK

6

50 Ω

SCLK 5

SDIN1 3

SDIN2

2

SDIN3

1

50 Ω

50 Ω

50 Ω

SDOUT

4

50 Ω

VL

Digital Audio

Peripheral

or

DSP

All unused inputs

should be tied to 0V.

AGND

22

DGND

7

MCLK

10

Note: AGND and DGND pins should

both be tied to a common ground plane.

33 K*

* Required for 2-wire

mode only

External Clock Input

Note : MCLK Logic High is VL

Figure 5. Recommended Connection Diagram

DS511PP1

11

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