Cirrus Logic CDB5528 - Manual (Page 5)

CDB5521/22/23/24/28
DS317DB2 5
1
C29
10µF
C14
0.1µF 2
+5V Analog
R15
10
Ω
14
C15
0.1µF
C30
10µF
10
11
Y2
32.768kHz
VA+
AGND
VD+
XIN
XOUT
9
CS
8
SDI
12
SDO
15
SCLK
6
A0
16
A1
13
DGND
To
Figure 3
U6
CS5521
CS5522*
C32
0.1µF
HDR1
C33
0.1µF
HDR2
C34
0.1µF
HDR8
C2
4700pF
C3
4700pF
R17
301 Ω
R18
301 Ω
R25
301
Ω
1
2
3
4
AIN1+
AIN1-
AIN2+
AIN2-
AIN1+
AIN1-
AIN2+
HDR5
3
4
18
20
19
VREF+
VREF-
C16
0.1µF
R24
49.9 Ω
U4
LT1019
R7
20k
Ω GND
OUT IN C20
0.1µF
+5V Analog
TRIM
C1
4700pF R21
301
Ω
R22
301 Ω
+5V Analog
REF+
REF-
JP3
J2
JP4
JP5
JP6
C41
0.1µF
C40
0.1µF
5
NBV
337
GND
HDR4
D3
1N4148
7
CPD
C9
0.033µF
D2
1N4148
CPD
C22
10µF
D5
BAT85
+
U2
LM337_LZ
R23
1k
Ω
R16
1k
Ω
C11
0.1µF +
ADJ
VOUT VIN
C21
1µF +
-5V Analog
J1
JP7
AIN2-
17
C35
0.1µF
HDR9
R26
301
Ω
* CS5521 and CS5522 are interchangeable
Figure 1. CS5522 Analog Section