wm9707scft-v Wolfson Microelectronics plc, wm9707scft-v Datasheet - Page 32
wm9707scft-v
Manufacturer Part Number
wm9707scft-v
Description
Ac?97 Revision 2.1 Audio Codec With Spdif Output
Manufacturer
Wolfson Microelectronics plc
Datasheet
1.WM9707SCFT-V.pdf
(35 pages)
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WM9707
RECOMMENDED EXTERNAL COMPONENTS
Figure 18 External Components Diagram
w
Notes:
1. C1 to C24 should be as close to
2. AGND and DGND should be
3. R1 required if driving pin 44 from
WM9707 as possible.
connected as close to WM9707
as possible.
external control logic. R1 not
required when pin 44 is tied
directly to DVDD or DVSS.
MASTER/
SELECT
SLAVE
AC-LINK
INPUTS
MIXER
AVSS
DGND
DVDD
C1
C2
C5
C6
C7
C8
C9
C10
C11
C12
C13
C14
C15
C16
C17
12
13
14
15
16
17
18
19
20
21
22
23
24
45
10
11
1
9
4
7
5
6
8
DVDD1
DVDD2
DVSS1
DVSS2
PCBEEP
PHONE
AUXL
AUXR
VIDEOL
VIDEOR
CDL
CDGND
CDR
MIC1
MIC2
LINEINL
LINEINR
SDATAOUT
BITCLK
SDATAIN
SYNC
RESETB
CID
C31
XTLIN
2
DGND
WM9707
XT
SPDIF ENABLE
XTLOUT
LNLVLOUTR
LNLVLOUTL
3
MONOOUT
LINEOUTR
LINEOUTL
VREFOUT
C30
AVDD1
AVDD2
AVSS1
AVSS2
CX3D1
CX3D2
SPDIF
EAPD
VREF
CAP2
25
38
26
42
27
28
32
33
34
35
36
37
39
41
44
48
47
C21
C3
+
+
+
+
+
C23
R1
C26
C27
C28
C29
C25
C22
AGND
AGND
AGND
AVDD
C4
+
C24
STEREO OUTPUT
MONO OUTPUT
LINE LEVEL STEREO
C18
C19
AGND
PD, Rev 4.4, March 2009
C20
+
Production Data
32
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