APA4838 Ver la hoja de datos (PDF) - Anpec Electronics
Número de pieza
componentes Descripción
Fabricante
APA4838
Anpec Electronics
APA4838 Datasheet PDF : 29 Pages
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APA4838
Typical Application Circuit
VDD
R_var
VDD
1 µF
DC Vol Control
VDD
100KΩ
HP Sense
Internal gain select
3
7
100KΩ
To Control Pin on
21
Headphone Jack
Mute 5
Mode 4
13
Left Dock
Left
Audio
Input
20KΩ
200KΩ
Beep In
20KΩ
Left In
12
+
0.33µF
11
Right
Audio
Input
200KΩ
20KΩ
Right In
10
+
0.33µF
20KΩ
9
Right Dock
Mode
Control
Beep
Detect
Volume
Bias Control
31 steps
VDD
6,16,27
1,8,14,20,23
GND Bypass
22
0.1µF 0.1µF 0.1µF
2.2µF
Power
Management
Click and Pop
Suppression
Circuitry
2
20KΩ
19
20KΩ
18
10KΩ
10KΩ
20KΩ
0.068µF
10KΩ
- Left Out
17
+
20KΩ
Bias
20KΩ
220µF
1KΩ
Control Pin
Pin Ring
15 + Left Out
To HP sense
Circuit
28
+ Right Out
Sleeve
Tip
20KΩ
20KΩ
26
10KΩ
- Right Out
Headphone Jack
+
220µF
1KΩ
20KΩ
0.068µF
24
25
Shutdown
20KΩ
20KΩ
Copyright ANPEC Electronics Corp.
7
Rev. A.1 - Apr., 2003
www.anpec.com.tw
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