CS49300 Family DSP
+2.5V Supply (+2.5VD)
NOTE: A capacitor pair (1 uF and 0.1 uF) must be supplied for each power pin.
NOTE: +2.5VA is simply +2.5VD after filtering through the ferrite bead. Pin 32 must be referenced to +2.5VA
+2.5VA
FERRITE BEAD
1
uF
0.1 uF
1
uF
0.1 uF
1
uF
0.1 uF
1
uF
0.1 uF
47 uF
+
+
+
+
+
+2.5VD
+2.5VD
37
33
33
DD
DC
44
43
42
MCLK
SCLK
38
LRCLK
20
19
6
INTREQ
SCDOUT
SCDIN
CS
DACs
41
40
39
AUDATA0
AUDATA1
AUDATA2
18
7
SCCLK
RESET
36
27
28
29
CMPDAT
CMPCLK
CMPREQ
DIR or
ADCs
CS493XX
22
25
26
SDATAN
SCLKN
5
4
RD__GPIO11
WR__GPIO10
OPT_TX
SLRCLKN
21
8
GPIO8
GPIO7
GPIO6
GPIO5
GPIO4
GPIO3
GPIO2
GPIO1
GPIO0
3
XMT958
CLKIN
9
33
30
10
11
14
15
16
17
OSCILLATOR
31
32
33
CLKSEL
FLT2
+2.5VA
FLT1
C1
+
EMAD_GPIO [8:0]
R1
C2
C3
Figure 15. SPI Control
28
DS339PP4
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