MAX9759 Maxim Integrated Products, MAX9759 Datasheet - Page 8

• Manufacturer Part Number: MAX9759
• Description: 3.2W High-Efficiency Low-EMI Filterless Class D Audio Amplifier
• Manufacturer: Maxim Integrated Products

3.2W, High-Efficiency, Low-EMI, Filterless,
Class D Audio Amplifier
(V
THD+N measurement bandwidth: 22Hz to 22kHz. Typical values are at T
8
DD
-100
-100
-120
-140
-10
-20
-30
-40
-50
-60
-70
-80
-90
-20
-40
-60
-80
_______________________________________________________________________________________
= PV
0
0
10
0
INPUT REFERRED
V
COMMON-MODE REJECTION RATIO
SSM MODE
V
f
R
UNWEIGHTED
IN
DD
IN
OUTPUT FREQUENCY SPECTRUM
OUT
L
MAX9759
= 200mV
= 1kHz
= 8Ω
OUTPUT
= -60dBV
= SHDN = MUTE = 5V, GND = PGND = 0V, SYNC = V
SHDN
100
5k
vs. FREQUENCY
P-P
FREQUENCY (Hz)
FREQUENCY (Hz)
f = 1kHz
R
L
= 8Ω
10k
1k
SHUTDOWN RESPONSE
10k
15k
20ms/div
100k
20k
MAX9759 toc31
-100
-10
-20
-30
-40
-50
-60
-70
-80
-90
-10
-20
-30
-40
-50
-60
Typical Operating Characteristics (continued)
40
30
20
10
0
0
1M
10
0V
500mV/div
5V
POWER-SUPPLY REJECTION RATIO
OUTPUT REFERRED
INPUTS AC GROUNDED
WIDEBAND OUTPUT SPECTRUM
100
10M
vs. FREQUENCY
FREQUENCY (Hz)
FREQUENCY (Hz)
(FFM MODE)
DD
1k
(SSM), unless otherwise noted. Gain = 12dB (G1 = 0, G2 = 1).
A
100M
= +25°C.) (See Typical Operating Circuit)
RBW = 10kHz
10k
MAX9759
OUTPUT
MUTE
1000M
100k
f = 1kHz
R
L
= 8Ω
-100
-120
-140
-20
-40
-60
-80
-10
-20
-30
-40
-50
-60
MUTE RESPONSE
40
30
20
10
0
0
1M
0
20ms/div
FFM MODE
V
f
R
UNWEIGHTED
IN
OUT
L
OUTPUT FREQUENCY SPECTRUM
WIDEBAND OUTPUT SPECTRUM
= 1kHz
= 8Ω
= -60dBV
5k
10M
FREQUENCY (Hz)
FREQUENCY (Hz)
(SSM MODE)
www.DataSheet4U.com
MAX9759 toc32
10k
100M
0V
500mV/div
5V
RBW = 10kHz
15k
1000M
20k