CS4922 View Datasheet(PDF) - Cirrus Logic

Part Name

Description

MFG CO.

CS4922

MPEG/G.729A Audio Decoder System

Cirrus Logic 

2 TYPICAL CONNECTION DIAGRAM

CS4922

PROGRAM

ROM

Ferrite Bead Note: 1 capacitor pair per power supply

+5V

SUPPLY

+ 1 µF 0.1 µF+ 1 µF 0.1 µF

Ferrite Bead

+ 1 µF 0.1 µF

+5V

MICRO

CONTROLLER

AUDIO

SOURCE

+5V

23

22

21

7 17 25 43

VD1

VD4

FSYNC

SCLK

SDATA

CS4922

20 XF1

16 XF2

15 XF3

14 XF4

3

REQ

2 SCK/SCL

4 SDA/CDOUT

1

CDIN

44

CS

41 RESET

40 BOOT

24 CLKOUT

34

VA+

AOUTL

600

38

0.0022 µF

NPO

> 1.0 µF

+

LEFT

AUDIO

40k

AOUTR

600

39

0.0022 µF

NPO

> 1.0 µF

+

RIGHT

AUDIO

40k

AOUTM

600

37

0.0022 µF

NPO

> 1.0 µF

+

MONO

AUDIO

40k

8

AUXOUT

9

AUXIN

10

AUXLR

11

AUXCLK

SERIAL

CODEC

27 MHz

30 PIO

10k

5

TX

FLT 31

27 CLKIN

28 ALTCLK

90_CLK 19

EXTCK 29

DGND1 DGND4 AGND1 AGND2

6 18 26 42

33

36

S/PDIF

RECEIVER

0.47 µF

Figure 6. Typical Connection Diagram

14

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