Datasheet

Data Sheet AD5290
Rev. C | Page 19 of 20
R1
100kΩ
R2
200Ω
5V
V
IN
V+
V–
AD8541
5V
U6
R3
100kΩ
R4
90kΩ
R5
10kΩ
C1
1µF
V
DD
V
SS
CS
CLK
SDI
V+
V–
AD5290
100kΩ
+15V
–15V
C3
0.1µF
C2
0.1µF
A
B
W
GND
SDI
CLK
CS
U1
V+
V+
V–
V–
ADCM371
ADCM371
+15V
–15V
+5V
+5V
U3
U2
V
OUT
U5
U4A
U4B
16
2
4
5
04716-028
7408
7408
Figure 35. Audio Volume Control with Zipper Noise Reduction
04716-021
CHANNEL 1
FREQ = 20.25kHz
1.03V p-p
1
2
Figure 36. Input (Trace 1) and Output (Trace 2) of the Circuit in Figure 35
(The Command of Volume Change May Occur at Any Time, but the Level Change Occurs Only Near the Zero-Crossing Window)