wm8802scft/v Wolfgang Knap, wm8802scft/v Datasheet - Page 62
wm8802scft/v
Manufacturer Part Number
wm8802scft/v
Description
Digital Audio Interface Transceiver
Manufacturer
Wolfgang Knap
Datasheet
1.WM8802SCFTV.pdf
(65 pages)
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WM8802
RECOMMENDED EXTERNAL COMPONENTS
Figure 34 External Component Diagram
SAMPLE APPLICATION
w
Digital Signal Processing
Coaxial Input
Analogue to Digital
Modulation/general-purpose
Demodulation function
Microcontroller
I/O function selection
Chip address setting
Chip address setting
master/slave setting
DVDD
R
A de-coupling capacitor (0.1 F) should be connected as close as possible to the power supply pin.
Use a ceramic capacitor with high-frequency characteristics..
A capacitor with a low temperature coefficient should be used for the PLL loop filter.
i
TLRCK/GPIO2
TDATA/GPIO3
Cc
TMCK/GPIO0
TXO/GPIOEN
TBCK/GPIO1
C
i
XMODE
DGND
DVDD
DO
CE
CL
DI
Optical Input
Rp
Rp
Rp
Rp
40
41
39
42
43
44
45
46
47
48
37
38
36
1
Microcontroller
35
2
34
3
33
4
32
WM8802
5
31
6
Cc
Cc
30
DVDD
7
29
DVDD DVDD
8
C
l
28
9
10
Rf
27
24.576 MHz / 12.288 MHz
Rd
C
l
26
11
Cc
Cc
12
25
19
18
17
16 RMCK
24
23
22
21
20
15
14
13 LPF
DVDD
DGND
RDATA
RLRCK
RBCK
SLRCK
SBCK
AGND
SDIN
AVDD
R
C
0
0
Cc
Cc
C
1
DVDD
AVDD
PP Rev 1.1 April 2004
Analogue to Digital
Digital to Analogue
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