CS493253-CL Cirrus Logic Inc, CS493253-CL Datasheet - Page 29

• Manufacturer Part Number: CS493253-CL
• Description: Multi Standard Audio Decoder 44-Pin PLCC
• Manufacturer: Cirrus Logic Inc

Specifications of CS493253-CL

• Package: 44PLCC
• Operating Temperature: 0 to 70 °C

DS339PP4
E X T E R N A L
R O M
D[7:0]
A[15:8]
A[7:0]
/CE
/ O E
SYSTEM
M I C R O
CONTROLLER
OCTAL F/F
Q[7:0]
D[7:0]
OCTAL F/F
Q[7:0]
+2.5V Supply (+2.5VD)
D[7:0]
Figure 16. SPI Control with External Memory
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
+
1 uF
+2.5VD
0.1 uF
+
E M A D [ 7 :0]
1 uF
0.1 uF
+2.5VD
+
1 uF
37
38
20
19
18
36
21
10
11
14
15
16
17
6
7
5
4
8
9
0.1 uF
D D
D C
INTREQ__ABOOT
S C D O U T
SCDIN
C S
S C C L K
R E S E T
R D _ _ E M O E
WR__GPIO10
E X T M E M
E M A D 7
E M A D 6
E M A D 5
E M A D 4
E M A D 3
E M A D 2
E M A D 1
E M A D 0
FERRITE BEAD
CS493XX
+
1 uF
CS49300 Family DSP
0.1 uF
A U D A T A 0
A U D A T A 1
A U D A T A 2
S L R C L K N
C M P R E Q
C M P D A T
C M P C L K
S D A T A N
CLKSEL
XMT958
S C L K N
LRCLK
CLKIN
M C L K
S C L K
FLT2
FLT1
+
+2.5VA
47 uF
C2
44
43
42
41
40
39
27
28
29
22
25
26
3
30
31
32
33
+2.5VA
+
R1
33
33
C1
33
C3
OSCILLATOR
D A C s
DIR or
A D C s
O P T _ T X
29