MAX9755 Maxim Integrated Products, MAX9755 Datasheet - Page 7

• Manufacturer Part Number: MAX9755
• Description: 2.6W Stereo Audio Power Amplifiers and DirectDrive Headphone Amplifiers
• Manufacturer: Maxim Integrated Products

- OUT_-
OUT_+
OUT_-
OUT_+
SHDN
AND
(Measurement BW = 22Hz to 22kHz, T
R
L
= 8Ω
TURN-OFF RESPONSE
(SPEAKER MODE)
0.0001
0.001
-100
-120
-110
0.01
-20
-40
-60
-70
-80
-90
-10
-30
-50
0.1
20ms/div
10
0
1
TOTAL HARMONIC DISTORTION PLUS NOISE
10
10
2.6W Stereo Audio Power Amplifiers and
_______________________________________________________________________________________
V
V
R
vs. FREQUENCY (HEADPHONE MODE)
CC
RIPPLE
L
V
R
A
= 4Ω
DD
L
V
= 5V
= 16Ω
= 3dB
CROSSTALK vs. FREQUENCY
= 3.3V
= 200mV
LEFT TO RIGHT
OUTPUT POWER = 10mW
100
MAX9750/51 toc12
100
(SPEAKER MODE)
OUTPUT POWER = 30mW
FREQUENCY (Hz)
FREQUENCY (Hz)
RIGHT TO LEFT
P-P
1k
1k
5V/div
2V/div
20mV/div
DirectDrive Headphone Amplifiers
A
= +25°C, unless otherwise noted.)
10k
10k
0.0001
0.001
0.01
0.1
Typical Operating Characteristics (continued)
10
1
TOTAL HARMONIC DISTORTION PLUS NOISE
100k
100k
10
vs. FREQUENCY (HEADPHONE MODE)
V
R
A
DD
L
V
= 16Ω
= 3dB
= 5V
OUTPUT POWER = 30mW
100
OUTPUT POWER = 90mW
FREQUENCY (Hz)
1k
- OUT_-
0.0001
OUT_+
OUT_-
OUT_+
SHDN
0.001
10k
0.01
AND
0.1
10
1
TOTAL HARMONIC DISTORTION PLUS NOISE
10
vs. FREQUENCY (HEADPHONE MODE)
R
V
R
A
L
100k
DD
L
V
= 8Ω
= 32Ω
= 3dB
= 3.3V
OUTPUT POWER = 10mW
100
TURN-ON RESPONSE
(SPEAKER MODE)
OUTPUT POWER = 45mW
0.0001
0.001
FREQUENCY (Hz)
0.01
0.1
10
1
20ms/div
TOTAL HARMONIC DISTORTION PLUS NOISE
10
1k
vs. FREQUENCY (HEADPHONE MODE)
V
R
A
DD
L
V
= 32Ω
= 3dB
= 5V
OUTPUT POWER = 10mW
100
10k
MAX9750/51 toc11
OUTPUT POWER = 45mW
FREQUENCY (Hz)
www.DataSheet4U.com
100k
1k
5V/div
2V/div
100mV/div
10k
100k
7