PAM8408 Datasheet, PDF (2/11 Pages) Diodes Incorporated – 2x3W STEREO DIFFERENTIAL INPUT CLASS D AUDIO AMPLIFIER WITH MEMORY UP/DOWN VOLUME

A PRODUCT LINE OF
DIODES INCORPORATED
PAM8408
Pin Descriptions
Pin Number
1
2
3
4
5
6,12,13
7
8
9,16
10
11
14
15
Pin Name
RINP
RINN
SD
UP
DOWN
GND
LINN
LINP
VDD
LOUTP
LOUTN
ROUTN
ROUTP
Function
Positive Input of Right Channel Power Amplifier
Negative Input of Right Channel Power Amplifier
Full Chip Shutdown Control Input (active low)
Volume UP Control (active low)Ground Connection
Volume down Control (active low)
Ground
Negative Input of Left Channel Power Amplifier
Positive Input of Left Channel Power Amplifier
Power Supply
Positive Output of Left Channel Power Amplifier
Negative Output of Left Channel Power Amplifier
Negative Output of Right Channel Power Amplifier
Positive Output of Right Channel Power Amplifier
Functional Block Diagram
VDD
GND
RINP
RINN
VD D
UP
VD D
DOWN
LIN N
LIN P
+
DRI V E R
MODULATOR
-
ROUTP
ROUTN
Thermal
Protection _{VD D}
I NTERNAL
OSCI LLATOR
BIAS
AND
REFERENCES
OSC
Current
Pr o te ctio n
+
MO DULA T O R
D R IVER
-
SD
LOU T N
LOU T P
VDD
G ND
Absolute Maximum Ratings (@T_A = +25°C, unless otherwise specified.)
Parameter
Supply Voltage (VDD)
Pins Input Voltage (SD, UP, Down, IN)
Storage Temperature
Maximum Junction Temperature
Junction to ambient thermal resistance
Rating
6.5
-0.3 to V_DD+0.3
-65 to 150
150
40
Unit
V
V
°C
°C
°C/W
PAM8408
Document number: DS36992 Rev. 1 - 2
2 of 11
www.diodes.com
June 2014
© Diodes Incorporated