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
FERRITE BEAD
+2.5VA
+
1 uF
0.1 uF
+
1 uF
0.1 uF
+
1 uF
0.1 uF
+
1 uF
0.1 uF
+
47 uF
+2.5VD
Resistor Pack 10k
+2.5VD
3.3k
3.3k
3.3k
10k
4.7k
4.7k
10k
10k
23
12
VD3
VD2
VD1
VA
37
38
34
1
DD
DC
MCLK
SCLK
44
43
42
33
33
SYSTEM
MICRO
CONTROLLER
EXTERNAL
ROM
/CE
/OE
I2C INTERFACE
20
19
6
18
7
36
LRCLK
INTREQ__ABOOT
SCDIO
AUDATA0
SCDIN
AUDATA1
CS
AUDATA2
SCCLK
RESET
CMPDAT
CMPCLK
DACs
41
40
39
27
28
29
CS493XX
4
5
WR__GPIO10
RD__EMOE
CMPREQ
DIR or
ADCs
OPT_TX
SDATAN
SCLKN
SLRCLKN
22
25
26
21
8
9
EXTMEM
XMT958
EMAD7
EMAD6
CLKIN
EMAD5
EMAD4
EMAD3
EMAD2
DGND1
DGND2
AGND
EMAD1
EMAD0
DGND3
FLT2
FLT1
CLKSEL
3
30
33
OCTAL F/F
OCTAL F/F
10
11
14
OSCILLATOR
10k
C3
31
32
33
A[15:8]
Q[7:0]
D[7:0]
Q[7:0]
D[7:0]
EMAD[7:0]
15
16
17
+2.5VA
+
C1
A[7:0]
D[7:0]
3.3k
13
24
35
2
R1
C2
Figure 14. I
2
C
廬
Control with External Memory
DS339PP4
27