PAM8404
3W/CH Filterless Stereo Class-D Audio Amplifier
Pin Configuration & Marking Information
WCSP 2mmx2mm
Top View
A1
INL+
QFN 4mmx4mm
Top View
A4
OUTL-
INL+
AGND
PVDD
OUTL+
1 G1
INR+
A2
A3
20
19
18
17
16
INL-
INR-
G0 15
OUTR+ 14
PVDD 13
PGND 12
OUTR- 11
B1
C1
INL-
G1
SDR
SDL
2 OUTL+
3 PVDD
4 PGND
INR-
G0
AGND
PGND
P8404
XXXYW
FR: Product Code
of PAM8404
X: Internal Code
Y: Year
W: Week
D1
INR+
AVDD
OUTR+
OUTR-
5 OUTL-
SDL
SDR
AVDD
9
FR
YW
(Marking)
NC
6
7
8
10
Pin Descriptions
Name
G1
OUTL+
PVDD
PGND
OUTL-
NC
SDL
SDR
AVDD
OUTR-
OUTR+
G0
INR+
INR-
AGND
INL-
INL+
Pin Number
1
B2
2
3,13
4,12
5
6,10
7
8
9
11
14
15
16
17
18
19
20
A3
A2
C4
A4
-
B4
B3
D2
D4
D3
C2
D1
C1
C3
B1
A1
Description
Gain select (MSB)
Left channel positive differential output
Power supply (must be same voltage as AVDD)
Power ground
Left channel negative differential output
No connect
Left channel shutdown terminal (active low)
Right channel shutdown terminal (active low)
Analog supply (must be same voltage as PVDD)
Right channel negative differential output
Right channel positive differential output
Gain select (LSB)
Right channel positive input
Right channel negative input
Analog ground
Left channel negative input
Left channel positive input
Power Analog Microelectronics
,
Inc
www.poweranalog.com
03/2009 Rev 1.1
3
NC
PAM [ POWER ANALOG MICOELECTRONICS ]
