AA4838
Agamem Microelectronics Inc.
PRELIMINARY
AUDIO POWER AMPLIFIER
PIN NO
PIN NAME
GND
FUNCTION
1,8,14,20,23
Supply ground
2
3
SHUTDOWN
GAIN SELECT
MODE
Shutdown function control
Gain selection(internal gain/external gain)
Output stage control(BTL/SE)
Mute function control
4
5
MUTE
6,16,27
7
VDD
Supply voltage
DC VOL
DC volume control(fixed/or adjustable)
Right dock
9
RIGHT DOCK
RIGHT IN
10
11
12
13
15
17
18
19
21
22
24
25
26
28
Right audio input
BEEP IN
Beep input
LEFT IN
Left audio input
LEFT DOCK
LEFT OUT+
LEFT OUT-
LEFT GAIN 2
LEFT GAIN 1
HP SENSE
BYPASS
Left Dock
Positive left audio output
Negative left audio output
External left gain control pin2
External left gain control pin1
Headphone sense
Bypass voltage
RIGHT GAIN 1
RIGHT GAIN 2
RIGHT OUT-
RIGHT OUT+
External right gain control pin1
External right gain control pin2
Negative left audio output
Positive left audio output
3
©Copyright Agamem Microelectronics Inc.
www.agamem.com.tw
2008/8/26
AGAMEM MICROELECTRONICS INCOPERATION RESERVES THE RIGHT TO MAKE CHANGES WITHOUT FURTHER NOTICE
TO ANY PRODUCTS HEREIN TO IMPROVE RELIABILITY, FUNCTION OR DESIGN. AGAMEM DOES NOT ASSUME ANY
LIABILITY ARISING OUT OF THE APPLICATION OR USE OF ANY PRODUCTS OR CIRCUIT DESRIBED HEREIN; NEITHER
DOES IT CONVEY ANY LICENSE UNDER ITS PATENT RIGHTS, NOR THE RIGHTS OF OTHERS.
AGAMEM [ AGAMEM MICROELECTRONIC INC. ]
