MAX9722AETE Maxim Integrated, MAX9722AETE Datasheet - Page 6
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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
6
-100
-100
-10
-20
-30
-40
-50
-60
-70
-80
-90
-10
-20
-30
-40
-50
-60
-70
-80
-90
10
-1
-2
-3
-4
_______________________________________________________________________________________
4
3
2
1
0
0
0
10
10
0
OUTPUT SPECTRUM vs. FREQUENCY
V
A
R
V
A
R
POWER-SUPPLY REJECTION RATIO
RIGHT
DD
V
L
DD
V
L
GAIN FLATNESS vs. FREQUENCY
= 32Ω
= -1V/V
= 32Ω
= -1V/V
= 5V
= 5V
100
100
5
DD
vs. FREQUENCY
FREQUENCY (kHz)
FREQUENCY (Hz)
FREQUENCY (Hz)
LEFT
= SV
1k
10
1k
DD
= +5V, PGND = SGND = 0V, SHDN = SV
V
R
V
f = 1kHz
A
DD
L
OUT
V
= 32Ω
10k
= -1V/V
10k
15
= 5V
= 1mV
RMS
100k
100k
20
-100
-10
-20
-30
-40
-50
-60
-70
-80
-90
Typical Operating Characteristics (continued)
10
0
9
8
7
6
5
4
3
2
1
0
8
7
6
5
4
3
2
1
0
2.4
10
SUPPLY CURRENT vs. SUPPLY VOLTAGE
0
A
CHARGE-PUMP OUTPUT RESISTANCE
V
A
V
R
DD
V
IN
L
= +25°C, unless otherwise noted.)
= 32Ω
= -1V/V
2.8
= 200mV
= 3V
CROSSTALK vs. FREQUENCY
1
100
vs. SUPPLY VOLTAGE
3.2
SUPPLY VOLTAGE (V)
SUPPLY VOLTAGE (V)
P-P
FREQUENCY (Hz)
3.6
2
LEFT TO RIGHT
4.0
1k
3
DD
4.4
RIGHT TO LEFT
, C1 = C2 = 1µF, R
V
I
C1 = C2 = 2.2μF
NO LOAD
PVSS
IN
4
10k
4.8
= GND
= 10mA
5.2
5
100k
5.6
L
-100
-10
-20
-30
-40
-50
-60
-70
-80
-90
60
50
40
30
20
10
20
18
16
14
12
10
= ∞, gain = -1V/V, single-ended input,
0
0
8
6
4
2
0
10
10
0
OUTPUT POWER vs. LOAD RESISTANCE
V
A
V
R
C
DD
V
IN
L
1
= -1V/V
= 32Ω
= 200mV
= C
SHUTDOWN SUPPLY CURRENT
= 5V
CROSSTALK vs. FREQUENCY
1
2
C
C
C
= 2.2μF
100
vs. SUPPLY VOLTAGE
20
1
1
1
LOAD RESISTANCE (Ω)
= C
= C
= C
SUPPLY VOLTAGE (V)
P-P
FREQUENCY (Hz)
2
2
2
2
= 1μF
= 0.68μF
= 0.47μF
LEFT TO RIGHT
1k
30
RIGHT TO LEFT
3
V
f = 1kHz
A
THD+N = 1%
DD
V
4
10k
40
= -1V/V
= 3V
5
100k
50