MAX9720 查看數據表（PDF） - Maxim Integrated
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MAX9720 Datasheet PDF : 21 Pages
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50mW, DirectDrive, Stereo Headphone
Amplifier with SmartSense and Shutdown
HEADPHONE
INSERTED
HPS
OUT_
70mV
tDELAY
3.1µs
LEFT AUDIO 5 H0
INPUT
6 L0
CIN
W0A 7
9 INL
16
OUTL
MAX5408
MAX9720
RIGHT AUDIO 12 H1
INPUT
11 L1
CIN
W1A 10
11 INR
OUTR 14
Figure 9. HPS Debouncing Delay
Figure 10. MAX9720 and MAX5408 Volume Control Circuit
Pin Configurations
TOP VIEW
VDD 1
MODE1 2
C1P 3
PGND 4
C1N 5
PVSS 6
MODE2 7
ALERT 8
MAX9720
16 OUTL
15 HPS
14 OUTR
13 SVSS
12 SGND
11 INR
10 TIME
9 INL
TOP VIEW
(BUMP SIDE DOWN)
A
B
C
D
TSSOP
1
2
3
4
PVSS ALERT INL INR
C1N MODE2 TIME SGND
PGND MODE1 HPS SVSS
C1P VDD OUTL OUTR
UCSP
UCSP Applications Information
For the latest application details on UCSP construction,
dimensions, tape carrier information, printed circuit
board techniques, bump-pad layout, and the recom-
mended reflow temperature profile, as well as the latest
information on reliability testing results, go to Maxim’s
website at www.maxim-ic.com/ucsp and look up
Application Note: UCSP—A Wafer-Level Chip-Scale
Package.
Chip Information
TRANSISTOR COUNT: 4858
PROCESS: BiCMOS
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