MAX9722AETE Maxim Integrated, MAX9722AETE Datasheet - Page 4
MAX9722AETE
Manufacturer Part Number
MAX9722AETE
Description
Audio Amplifiers
Manufacturer
Maxim Integrated
Datasheet
1.MAX9722BETE.pdf
(21 pages)
Specifications of MAX9722AETE
Product
General Purpose Audio Amplifiers
Output Power
130 mW
Thd Plus Noise
0.01%
Supply Current
5.5 mA
Maximum Power Dissipation
1176 mW
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Package / Case
TQFN-16
Audio Load Resistance
16 Ohms
Common Mode Rejection Ratio (min)
- 70 dB
Input Offset Voltage
0.5 mV
Minimum Operating Temperature
- 40 C
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
MAX9722AETE
Manufacturer:
MAXIM/美信
Quantity:
20 000
Company:
Part Number:
MAX9722AETE+
Manufacturer:
Maxim Integrated Products
Quantity:
125 535
Company:
Part Number:
MAX9722AETE+T
Manufacturer:
ST
Quantity:
137
Part Number:
MAX9722AETE+T
Manufacturer:
MAXIM
Quantity:
20 000
5V, Differential Input, DirectDrive, 130mW
Stereo Headphone Amplifiers with Shutdown
(MAX9722A, PV
THD+N measurement bandwidth = 22Hz to 22kHz, T
4
0.0001
0.0001
0.0001
0.001
0.001
0.001
0.01
0.01
0.01
100
100
_______________________________________________________________________________________
0.1
0.1
0.1
10
10
10
1
1
1
10
0
0
TOTAL HARMONIC DISTORTION PLUS
TOTAL HARMONIC DISTORTION PLUS
TOTAL HARMONIC DISTORTION PLUS
V
A
R
DD
V
L
P
= 16Ω
= -2V/V
OUT
10
10
= 5V
f = 1kHz
NOISE vs. OUTPUT POWER
NOISE vs. OUTPUT POWER
= 20mW
NOISE vs. FREQUENCY
100
DD
20
20
OUTPUT POWER (mW)
OUTPUT POWER (mW)
f = 20Hz
P
FREQUENCY (Hz)
f = 1kHz
= SV
OUT
f = 20Hz
30
30
P
= 40mW
OUT
1k
DD
f = 10kHz
= 5mW
40
40
= +5V, PGND = SGND = 0V, SHDN = SV
50
50
10k
V
A
R
V
A
R
f = 10kHz
DD
V
L
DD
V
L
= 16Ω
= 16Ω
= -1V/V
= -2V/V
60
60
= 5V
= 3V
100k
70
70
0.0001
0.0001
0.0001
0.001
0.001
0.001
0.01
0.01
0.01
100
100
0.1
0.1
0.1
Typical Operating Characteristics (continued)
10
10
10
1
1
1
10
0
0
A
TOTAL HARMONIC DISTORTION PLUS
TOTAL HARMONIC DISTORTION PLUS
TOTAL HARMONIC DISTORTION PLUS
V
A
R
DD
V
L
= +25°C, unless otherwise noted.)
P
10
= -1V/V
= 32Ω
OUT
20
= 5V
f = 1kHz
NOISE vs. OUTPUT POWER
NOISE vs. OUTPUT POWER
= 20mW
NOISE vs. FREQUENCY
100
20
40
OUTPUT POWER (mW)
OUTPUT POWER (mW)
FREQUENCY (Hz)
30
P
f = 20Hz
OUT
60
P
OUT
f = 20Hz
1k
40
= 80mW
DD
80
= 5mW
f = 1kHz
50
, C1 = C2 = 1µF, R
f = 10kHz
100
10k
60
f = 10kHz
V
A
R
V
A
R
DD
V
L
DD
V
L
= 32Ω
= -1V/V
= -1V/V
= 32Ω
120
= 3V
= 5V
70
100k
140
80
0.0001
0.0001
0.0001
0.001
0.001
0.001
L
0.01
0.01
0.01
100
100
0.1
0.1
0.1
10
10
10
= ∞, gain = -1V/V, single-ended input,
1
1
1
10
0
0
TOTAL HARMONIC DISTORTION PLUS
TOTAL HARMONIC DISTORTION PLUS
TOTAL HARMONIC DISTORTION PLUS
V
A
R
DD
V
L
P
= -2V/V
= 32Ω
OUT
10
20
= 5V
NOISE vs. OUTPUT POWER
NOISE vs. OUTPUT POWER
= 20mW
NOISE vs. FREQUENCY
100
20
40
OUTPUT POWER (mW)
OUTPUT POWER (mW)
f = 20Hz
FREQUENCY (Hz)
P
OUT
30
60
P
OUT
f = 20Hz
= 80mW
1k
f = 1kHz
f = 10kHz
40
= 5mW
80
f = 1kHz
f = 10kHz
100
50
10k
V
A
R
V
A
R
DD
V
L
DD
V
L
= -1V/V
= 16Ω
= -2V/V
= 32Ω
120
60
= 5V
= 5V
100k
140
70