MAX9720 Maxim, MAX9720 Datasheet - Page 17

• Manufacturer Part Number: MAX9720
• Description: 50mW / DirectDrive / Stereo Headphone Amplifier with SmartSense and Shutdown
• Manufacturer: Maxim

Figure 9. HPS Debouncing Delay
HPS
OUT_
(BUMP SIDE DOWN)
TOP VIEW
TOP VIEW
HEADPHONE
INSERTED
70mV
Amplifier with SmartSense and Shutdown
MODE1
MODE2
ALERT
PGND
PV
______________________________________________________________________________________
C1N
C1P
V
DD
SS
C
D
A
B
1
2
3
4
5
6
7
8
50mW, DirectDrive, Stereo Headphone
PGND MODE1 HPS
PV
C1N MODE2 TIME SGND
C1P
Pin Configurations
1
t
DELAY
SS
MAX9720
TSSOP
ALERT
V
2
DD
UCSP
OUTL OUTR
INL
3.1µs
3
16
15
14
13
12
11
10
9
SV
INR
4
SS
OUTL
HPS
OUTR
SV
SGND
INR
TIME
INL
SS
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.
Figure 10. MAX9720 and MAX5408 Volume Control Circuit
TRANSISTOR COUNT: 4858
PROCESS: BiCMOS
RIGHT AUDIO
LEFT AUDIO
INPUT
INPUT
12
5
6
11
H0
H1
L0
L1
MAX5408
UCSP Applications Information
W1A 10
W0A 7
C
C
IN
IN
11
Chip Information
9
INL
INR
MAX9720
OUTR
OUTL
14
16
17