MAX9721 查看數據表（PDF） - Maxim Integrated
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MAX9721 Datasheet PDF : 14 Pages
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1V, Fixed-Gain, DirectDrive, Stereo Headphone
Amplifier with Shutdown
System Diagram
0.9V TO 1.8V
MP3
DECODER
0.47µF
RIGHT DAC
LEFT DAC
0.47µF
1µF
1µF
1µF
SHDN VDD
INR
INL
MAX9721
C1P
OUTR
C1N
OUTL
VSS
PVSS
SGND PGND
TOP VIEW
(BUMPS SIDE
DOWN)
MAX9721
1
2
3
4
A
C1N
PVSS
INL
INR
B
PGND SHDN SGND
VSS
C
C1P
VDD
OUTL OUTR
UCSP
Pin Configurations
TOP VIEW
SHDN PGND C1P
12 11 10
C1N 1
PVSS 2
INL 3
MAX9721
9 VDD
8 OUTL
7 OUTR
4
5
6
INR VSS SGND
THIN QFN
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