CDB5521/22/23/24/28
R15
10
Ω
+5V Analog
C14
0.1µF
C29
10µF
C30
16 10µF
C15
0.1µF
2
VA+
VD+
1
U3
AGND
CS5523
CS5524
CS5528*
JP7
3
4
12
13
AIN1+/AIN1
AIN1-/AIN2
AIN2+/AIN3
AIN2-/AIN4
AIN3+AIN5
AIN3-/AIN6
AIN4+/AIN7
AIN4-/AIN8
XIN
R17
Y2
32.768kHz
C32
0.1µF
HDR1
C2
4700pF
Ω
301
XOUT
11
10
14
17
8
R18
301
C33
0.1µF
CS
SDI
SDO
SCLK
A0
HDR2
Ω
To
Figure 3
22
21
5
R25
C34
0.1µF
HDR8
J1
18
C3
4700pF
Ω
301
A1
1
2
3
4
5
6
7
8
AIN1+
AIN1-
AIN2+
AIN2-
AIN3+
AIN3-
AIN4+
AIN4-
15
DGND
R26
301
C35
0.1µF
HDR9
Ω
C9
0.033µF
R27
301
C36
0.1µF
9
HDR11
HDR12
HDR13
HDR14
CPD
C4
4700pF
Ω
6
D2
R28
301
C37
0.1µF
1N4148
Ω
20
19
D3
R29
301
1N4148
C38
0.1µF
C31
4700pF
Ω
CPD
GND
HDR4
7
NBV
R30
C39
0.1µF
337
Ω
301
*
D5
BAT85
C22
10µF
U4
LT1019
+5V Analog
R24
49.9
+
Ω
24
23
C20
0.1µF
IN
OUT
TRIM
VREF+
C16
0.1µF
GND
R7
VREF-
Ω
20k
HDR5
-5V Analog
U2
LM337_LZ
VIN VOUT
+5V Analog
JP6
JP3
* CS5523, CS5524 and CS5528
are interchangeable
C21
1µF
ADJ
R23
1k
C1
4700pF
+
C41
0.1µF
Ω
J2
R21
REF+
REF-
301
Ω
R16
1k
JP4
C11
0.1µF
+
Ω
JP5
C40
0.1µF
R22
Ω
301
Figure 2. CS5524/28 Analog Section
6
DS317DB2
CIRRUS [ CIRRUS LOGIC ]
