CS4929-CL View Datasheet(PDF) - Cirrus Logic

Part Name

Description

Manufacturer

CS4929-CL

Multi-Channel Digital Audio Decoders

Cirrus Logic 

CS4923/4/5/6/7/8/9

+3.3V Supply (+3.3VD)

NOTE: A capacitor pair (1 u F and 0.1 uF) must be supplied for each power pin.

NOTE: +3.3VA is simply +3.3VD after fil tering through the ferrite bead. Pin 32 must be referenced to +3.3VA

FERRITE BEAD

+3.3VA

+ 1 uF

+ 0.1 uF

1 uF

+ 0.1 uF

1 uF

0.1 uF

+ 1 uF

+ 0.1 uF

47 uF

SYSTEM

MICRO

CONTROLLER

EXTERNAL

ROM

/CE

/OE

A[15:8]

A[7:0]

D[7:0]

OCTAL F/ F

Q[7:0]

D[7:0]

OCTAL F/ F

Q[7:0]

D[7:0]

+3.3VD

+3.3VD

EMAD[7:0]

NOTE: Only AUDATA0 connection applies for the CS492

37 DD

38 DC

33

MCLK 44

33

SCLK 43

20 INTREQ__ABOOT

LRCLK 42

19 SCDOUT

6 SCDIN

18 CS

7 SCCLK

AUDATA0 41

AUDATA1 40

AUDATA2 39

36 RESET

CMPDAT 27

CMPCLK 28

CMPREQ 29

CS4923/4/5/6/7/8/9

DACs

DIR or

ADCs

5 RD__EMOE

4 WR__GPIO10

SDATAN 22

SCLKN 25

SLRCLKN 26

OPT_TX

21 EXTMEM

8 EMAD7

9 EMAD6

10 EMAD5

11 EMAD4

14 EMAD3

15 EMAD2

16 EMAD1

17 EMAD0

XMT958 3

33

CLKIN 30

CLKSEL 31

FLT2 32

FLT1 33

+3.3VA

+ 2.2 uF

O S C I L L ATO R

0.22 uF

Figure 16. SPI Control with External Memory

28

DS262F2

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