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MAX9720BEUE+

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21
MAX9720
50mW, DirectDrive, Stereo Headphone
Amplifier with SmartSense and Shutdown
4 _______________________________________________________________________________________
Typical Operating Characteristics
(V
DD
= 3V, THD+N bandwidth = 22Hz to 22kHz, MODE1 = MODE2 = V
DD
.)
TOTAL HARMONIC DISTORTION
PLUS NOISE vs. FREQUENCY
MAX9720 toc01
FREQUENCY (Hz)
THD+N (%)
10k1k100
0.01
0.1
1
0.001
10 100k
V
DD
= 3V
A
V
= -1V/V
R
L
= 16Ω
P
OUT
= 10mW
P
OUT
= 40mW
TOTAL HARMONIC DISTORTION
PLUS NOISE vs. FREQUENCY
MAX9720 toc02
FREQUENCY (Hz)
THD+N (%)
10k1k100
0.01
0.1
1
0.001
10 100k
V
DD
= 3V
A
V
= -1V/V
R
L
= 32Ω
P
OUT
= 10mW
P
OUT
= 40mW
TOTAL HARMONIC DISTORTION
PLUS NOISE vs. FREQUENCY
MAX9720 toc03
FREQUENCY (Hz)
THD+N (%)
10k1k100
0.01
0.1
1
0.001
10 100k
V
DD
= 3V
A
V
= -1.41V/V
R
L
= 16Ω
P
OUT
= 10mW
P
OUT
= 40mW
TOTAL HARMONIC DISTORTION
PLUS NOISE vs. FREQUENCY
MAX9720 toc04
FREQUENCY (Hz)
THD+N (%)
10k1k100
0.01
0.1
1
0.001
10 100k
V
DD
= 3V
A
V
= -1.41V/V
R
L
= 32Ω
P
OUT
= 10mW
P
OUT
= 40mW
TOTAL HARMONIC DISTORTION
PLUS NOISE vs. FREQUENCY
MAX9720 toc05
FREQUENCY (Hz)
THD+N (%)
10k1k100
0.01
0.1
1
0.001
10 100k
V
DD
= 1.8V
A
V
= -1V/V
R
L
= 16Ω
P
OUT
= 2mW
P
OUT
= 9mW
FREQUENCY (Hz)
10k1k10010 100k
TOTAL HARMONIC DISTORTION
PLUS NOISE vs. FREQUENCY
MAX9720 toc06
THD + N (%)
1
0.1
0.001
0.01
V
DD
= 1.8V
A
V
= -1V/V
R
L
= 32Ω
P
OUT
= 2mW
P
OUT
= 9mW
TOTAL HARMONIC DISTORTION
PLUS NOISE vs. FREQUENCY
MAX9720 toc07
FREQUENCY (Hz)
THD+N (%)
10k1k100
0.01
0.1
1
0.001
10 100k
V
DD
= 3V
A
V
= -1.41V/V
R
L
= 16Ω
P
OUT
= 2mW
P
OUT
= 9mW
TOTAL HARMONIC DISTORTION
PLUS NOISE vs. FREQUENCY
MAX9720 toc08
FREQUENCY (Hz)
THD+N (%)
10k1k100
0.01
0.1
1
0.001
10 100k
V
DD
= 3V
A
V
= -1.41V/V
R
L
= 32Ω
P
OUT
= 2mW
P
OUT
= 9mW
TOTAL HARMONIC DISTORTION
PLUS NOISE vs. OUTPUT POWER
MAX9720 toc09
OUTPUT POWER (mW)
THD+N (%)
120906030
0.01
0.1
1
10
100
0.001
0 150
OUTPUTS
IN PHASE
OUTPUTS
OUT OF
PHASE
V
DD
= 3V
A
V
= -1V/V
f = 20Hz
R
L
= 16Ω
MAX9720
50mW, DirectDrive, Stereo Headphone
Amplifier with SmartSense and Shutdown
_______________________________________________________________________________________ 5
TOTAL HARMONIC DISTORTION
PLUS NOISE vs. OUTPUT POWER
MAX9720 toc10
OUTPUT POWER (mW)
THD+N (%)
120906030
0.01
0.1
1
10
100
0.001
0 150
OUTPUTS
IN PHASE
OUTPUTS
OUT OF
PHASE
V
DD
= 3V
A
V
= -1V/V
f = 1kHz
R
L
= 16Ω
TOTAL HARMONIC DISTORTION
PLUS NOISE vs. OUTPUT POWER
MAX9720 toc11
OUTPUT POWER (mW)
THD+N (%)
120906030
0.01
0.1
1
10
100
0.001
0 150
OUTPUTS
IN PHASE
OUTPUTS
OUT OF
PHASE
V
DD
= 3V
A
V
= -1V/V
f = 10kHz
R
L
= 16Ω
TOTAL HARMONIC DISTORTION
PLUS NOISE vs. OUTPUT POWER
MAX9720 toc12
OUTPUT POWER (mW)
THD+N (%)
80604020
0.01
0.1
1
10
100
0.001
0 100
OUTPUTS
IN PHASE
OUTPUTS
OUT OF
PHASE
V
DD
= 3V
A
V
= -1V/V
f = 20Hz
R
L
= 32Ω
TOTAL HARMONIC DISTORTION
PLUS NOISE vs. OUTPUT POWER
MAX9720 toc13
OUTPUT POWER (mW)
THD+N (%)
80604020
0.01
0.1
1
10
100
0.001
0 100
OUTPUTS
IN PHASE
OUTPUTS
OUT OF
PHASE
V
DD
= 3V
A
V
= -1V/V
f = 1kHz
R
L
= 32Ω
TOTAL HARMONIC DISTORTION
PLUS NOISE vs. OUTPUT POWER
MAX9720 toc14
OUTPUT POWER (mW)
THD+N (%)
80604020
0.01
0.1
1
10
100
0.001
0 100
OUTPUTS
IN PHASE
OUTPUTS
OUT OF
PHASE
V
DD
= 3V
A
V
= -1V/V
f = 10kHz
R
L
= 32Ω
TOTAL HARMONIC DISTORTION
PLUS NOISE vs. OUTPUT POWER
MAX9720 toc15
OUTPUT POWER (mW)
THD+N (%)
120906030
0.01
0.1
1
10
100
0.001
0 150
OUTPUTS
IN PHASE
OUTPUTS
OUT OF
PHASE
V
DD
= 3V
A
V
= -1.41V/V
f = 20Hz
R
L
= 16Ω
TOTAL HARMONIC DISTORTION
PLUS NOISE vs. OUTPUT POWER
MAX9720 toc16
OUTPUT POWER (mW)
THD+N (%)
120906030
0.01
0.1
1
10
100
0.001
0 150
OUTPUTS
IN PHASE
OUTPUTS
OUT OF
PHASE
V
DD
= 3V
A
V
= -1.41V/V
f = 1kHz
R
L
= 16Ω
TOTAL HARMONIC DISTORTION
PLUS NOISE vs. OUTPUT POWER
MAX9720 toc17
OUTPUT POWER (mW)
THD+N (%)
120906030
0.01
0.1
1
10
100
0.001
0 150
OUTPUTS
IN PHASE
OUTPUTS
OUT OF
PHASE
V
DD
= 3V
A
V
= -1.41V/V
f = 10kHz
R
L
= 16Ω
TOTAL HARMONIC DISTORTION
PLUS NOISE vs. OUTPUT POWER
MAX9720 toc18
OUTPUT POWER (mW)
THD+N (%)
0.01
0.1
1
10
100
0.001
0
10080604020 120
OUTPUTS
IN PHASE
OUTPUTS
OUT OF
PHASE
V
DD
= 3V
A
V
= -1.41V/V
f = 20Hz
R
L
= 32Ω
Typical Operating Characteristics (continued)
(V
DD
= 3V, THD+N bandwidth = 22Hz to 22kHz, MODE1 = MODE2 = V
DD
.)
MAX9720
50mW, DirectDrive, Stereo Headphone
Amplifier with SmartSense and Shutdown
6 _______________________________________________________________________________________
Typical Operating Characteristics (continued)
(V
DD
= 3V, THD+N bandwidth = 22Hz to 22kHz, MODE1 = MODE2 = V
DD
.)
TOTAL HARMONIC DISTORTION
PLUS NOISE vs. OUTPUT POWER
MAX9720 toc19
OUTPUT POWER (mW)
THD+N (%)
0.01
0.1
1
10
100
0.001
0 120
10080604020
OUTPUTS
IN PHASE
OUTPUTS
OUT OF
PHASE
V
DD
= 3V
A
V
= -1.41V/V
f = 1kHz
R
L
= 32Ω
TOTAL HARMONIC DISTORTION
PLUS NOISE vs. OUTPUT POWER
MAX9720 toc20
OUTPUT POWER (mW)
THD+N (%)
0.01
0.1
1
10
100
0.001
0 120
10080604020
OUTPUTS
IN PHASE
OUTPUTS
OUT OF
PHASE
V
DD
= 3V
A
V
= -1.41V/V
f = 10kHz
R
L
= 32Ω
TOTAL HARMONIC DISTORTION
PLUS NOISE vs. OUTPUT POWER
MAX9720 toc21
OUTPUT POWER (mW)
THD+N (%)
40302010
0.01
0.1
1
10
100
0.001
050
OUTPUTS
IN PHASE
OUTPUTS
OUT OF
PHASE
V
DD
= 1.8V
A
V
= -1V/V
f = 20Hz
R
L
= 16Ω
TOTAL HARMONIC DISTORTION
PLUS NOISE vs. OUTPUT POWER
MAX9720 toc22
OUTPUT POWER (mW)
THD+N (%)
40302010
0.01
0.1
1
10
100
0.001
050
OUTPUTS
IN PHASE
OUTPUTS
OUT OF
PHASE
V
DD
= 1.8V
A
V
= -1V/V
f = 1kHz
R
L
= 16Ω
TOTAL HARMONIC DISTORTION
PLUS NOISE vs. OUTPUT POWER
MAX9720 toc23
OUTPUT POWER (mW)
THD+N (%)
40302010
0.01
0.1
1
10
100
0.001
050
OUTPUTS
IN PHASE
OUTPUTS
OUT OF
PHASE
V
DD
= 1.8V
A
V
= -1V/V
f = 10kHz
R
L
= 16Ω
TOTAL HARMONIC DISTORTION
PLUS NOISE vs. OUTPUT POWER
MAX9720 toc24
OUTPUT POWER (mW)
THD+N (%)
25155302010
0.01
0.1
1
10
100
0.001
035
OUTPUTS
IN PHASE
OUTPUTS
OUT OF
PHASE
V
DD
= 1.8V
A
V
= -1V/V
f = 20Hz
R
L
= 32Ω
TOTAL HARMONIC DISTORTION
PLUS NOISE vs. OUTPUT POWER
MAX9720 toc25
OUTPUT POWER (mW)
THD+N (%)
25155302010
0.01
0.1
1
10
100
0.001
035
OUTPUTS
IN PHASE
OUTPUTS
OUT OF
PHASE
V
DD
= 1.8V
A
V
= -1V/V
f = 1kHz
R
L
= 32Ω
TOTAL HARMONIC DISTORTION
PLUS NOISE vs. OUTPUT POWER
MAX9720 toc26
OUTPUT POWER (mW)
THD+N (%)
25155302010
0.01
0.1
1
10
100
0.001
035
OUTPUTS
IN PHASE
OUTPUTS
OUT OF
PHASE
V
DD
= 1.8V
A
V
= -1V/V
f = 10kHz
R
L
= 32Ω
TOTAL HARMONIC DISTORTION
PLUS NOISE vs. OUTPUT POWER
MAX9720 toc27
OUTPUT POWER (mW)
THD+N (%)
40302010
0.01
0.1
1
10
100
0.001
050
OUTPUTS
IN PHASE
OUTPUTS
OUT OF
PHASE
V
DD
= 1.8V
A
V
= -1.41V/V
f = 20Hz
R
L
= 16Ω
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21

MAX9720BEUE+

Mfr. #:
Buy MAX9720BEUE+
Manufacturer:
Maxim Integrated
Description:
IC AMP AUDIO .05W STER 16TSSOP
Lifecycle:
New from this manufacturer.
Delivery:
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