max9761 Maxim Integrated Products, Inc., max9761 Datasheet - Page 7

• Manufacturer Part Number: max9761
• Description: Stereo 3w Audio Power Amplifiers With Headphone Drive And Input Mux
• Manufacturer: Maxim Integrated Products, Inc.

(V
DD
= PV
DD
AND OUT_-
AND OUT_-
- OUT_-
- OUT_-
= 5V, T
OUT_+
OUT_+
OUT_+
OUT_+
SHDN
V
100
DD
40
50
60
70
80
90
ENTERING SHUTDOWN (SPEAKER MODE)
10
R
INPUT AC-COUPLED TO GND
R
INPUT AC-COUPLED TO GND
_______________________________________________________________________________________
A
L
L
V
POWER-SUPPLY REJECTION RATIO
= 8Ω
vs. FREQUENCY (SPEAKER MODE)
RIPPLE
= 8Ω
= +25°C, unless otherwise noted.)
Stereo 3W Audio Power Amplifiers with
ENTERING POWER-DOWN
= 200mV
100
(SPEAKER MODE)
FREQUENCY (Hz)
P-P
100ms/div
100ms/div
1k
Headphone Drive and Input Mux
10k
MAX9760 toc20
MAX9760 toc22
Typical Operating Characteristics (continued)
100k
2V/div
1V/div
200mV/div
2V/div
1V/div
200mV/div
AND OUT_-
- OUT_-
OUT_+
OUT_+
SHDN
0.0001
0.001
-100
-110
-120
0.01
-40
-50
-60
-70
-80
-90
0.1
1
TOTAL HARMONIC DISTORTION PLUS NOISE
10
10
EXITING SHUTDOWN (SPEAKER MODE)
R
INPUT AC-COUPLED TO GND
L
vs. FREQUENCY (HEADPHONE MODE)
V
R
P
= 8Ω
IN
L
OUT
P
= 8Ω
OUT
= 200mV
CROSSTALK vs. FREQUENCY
RIGHT TO LEFT
= 25mW
= 100mW
100
100
(SPEAKER MODE)
P-P
LEFT TO RIGHT
FREQUENCY (Hz)
FREQUENCY (Hz)
100ms/div
P
OUT
1k
1k
= 50mW
P
OUT
= 150mW
10k
10k
R
A
L
V
MAX9760 toc21
= 16Ω
= 1V/V
100k
100k
2V/div
1V/div
200mV/div
7