Cirrus Logic CDB5528 - Manual (Page 7)

CDB5521/22/23/24/28
DS317DB2 7
CS
R1
1
200
Ω
SD
I
R2
2
20
0
Ω
SDO
R3
3
20
0
Ω
SC
L
K
R4
4
20
0
Ω
A0
R5
5
20
0
Ω
A1
R6
6
20
0
Ω 18
Y1
11
.059
2
M
Hz
19
C2
3
33p
F
C0
G
C2
4
33p
F
C0G
9
+5
V
D
ig
ita
l
40
+5
V
D
ig
it
a
l
39
R1
3
10
k
Ω
+
1
8
+
2
7
+
3
6
+
4
5
R12
5.
1
1
k
Ω
R1
1
5.
1
1
k
Ω
R1
0
5
.11k
Ω
14 13 12 11 10
C7
47
µF
C17
0.
1
µ
F
+
Tes
t Swi
tc
h
1
Te
st
Sw
it
c
h
2
Te
st
Sw
it
c
h
3
21 22 23 24
S1
D1
L
ED_
555
_5
0
0
3
R
ESET
COMM GA
IN
C
A
L
O
F
FSET
CAL
JP2
P1.
0
P1.
1
P1.
2
P1.
3
P1
.4
P1
.5
XT
AL
1
XT
AL
2
C1
9
0
.1µF
By
p
a
ss
Cap
RESE
T
+5
V
D
ig
ita
l
R9
750
k
Ω
C1
8
0.
1µ
F
D4
1N
41
4
8
RS
T
VSS
20
VD
D
P0
.0
P3
.0
P3
.1
P3
.2
P3
.3
P3.
4
P2.
0
P2
.1
P2.
2
P2
.3
F
ro
m
RS
-232
TX
D
RXD
TP
71
TP72
16 15 14 13 12 11
No
rm
al
L
o
opba
c
k
C2
8
10
µ
F
+
24
U1
M
C
145
407
C2
7
10
µ
F
+
3 1
C2
5
10µ
F
+
18 20 5 6 7 8 9 10
C2
-
C2
+
C1
-
C1
+
VC
C
V
D
D 17
+
5
V
D
ig
ita
l
C2
6
10
µ
F +
R1
4
10
k
Ω
5 6 7 8 4 1 9 3 2
RI
TX
D
RX
D
RTS CT
S
DT
R
DSR DC
D
UM
1
80
C
5
1
Fro
m
Fi
gu
re
1
,
2
CS
SDI
A1
A0
SCLK
SDO
HDR6
To
R
S
-2
32
HD
R7
19
Fi
gu
re 3.
Di
gi
tal
S
ecti
o
n