MAX9755 Maxim Integrated Products, MAX9755 Datasheet - Page 3

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

ELECTRICAL CHARACTERISTICS (continued)
(V
minated between OUT_+ and OUT_-, headphone load terminated between HPOUT_ and GND, MAX9750: GAIN1 = GAIN2 = VOL =
R
at T
Output Power
Total Harmonic Distortion Plus
Noise
Signal-to-Noise Ratio
Noise
Capacitive-Load Drive
Crosstalk
Slew Rate
Gain (Maximum Volume Setting)
Gain (MAX9751/MAX9755)
L
DD
= 33kΩ = GND, MAX9751/MAX9755: GAIN = V
A
= PV
= +25°C.) (Note 1)
DD
PARAMETER
= CPV
DD
2.6W Stereo Audio Power Amplifiers and
_______________________________________________________________________________________
= HPV
DD
= 5V, GND = PGND = CPGND = 0V, SHDN = V
A
VMAX(SPKR)
SYMBOL
DirectDrive Headphone Amplifiers
THD+N
P
SNR
C
SR
OUT
V
A
n
V
L
THD+N = 1%,
f = 1kHz, T
+25°C
R
R
R
BW = 22Hz to 22kHz, A-weighted
No sustained oscillations
L to R, R to L, f = 10kHz
Any unselected input to any active input,
f = 10kHz (MAX9751)
MAX9750A
MAX9750B
MAX9750C
GAIN = 1
GAIN = 0
DD
L
L
L
= 8Ω, P
= 4Ω, P
= 8Ω, P
= IN1/2 = GND, T
OUT
OUT
OUT
A
=
CONDITIONS
= 500mW, f = 1kHz
= 1W, f = 1kHz
= 1W, BW = 22Hz to 22kHz
GAIN1 = 0, GAIN2 = 0
GAIN1 = 1, GAIN2 = 0
GAIN1 = 0, GAIN2 = 1
GAIN1 = 1, GAIN2 = 1
GAIN1 = 0, GAIN2 = 0
GAIN1 = 1, GAIN2 = 0
GAIN1 = 0, GAIN2 = 1
GAIN1 = 1, GAIN2 = 1
GAIN1 = 0, GAIN2 = 0
GAIN1 = 1, GAIN2 = 0
GAIN1 = 0, GAIN2 = 1
GAIN1 = 1, GAIN2 = 1
R
R
R
L
L
L
= 8Ω
= 4Ω
= 3Ω
A
= T
MIN
to T
DD
MAX9750A/
MAX9750B/
MAX9751/
MAX9755
MAX9750C
MAX9750A/
MAX9750B/
MAX9751/
MAX9755
MAX9750C
MAX9750A/
MAX9750B/
MAX9751/
MAX9755
MAX9750C
, C
MAX
BIAS
, unless otherwise noted. Typical values are
= 1µF, C1 = C2 = 1µF, speaker load ter-
0.65
MIN
1.2
TYP
0.01
0.02
10.5
13.5
16.5
19.5
10.5
10.5
200
1.4
0.8
2.3
1.5
2.6
2.2
1.4
7.5
90
80
75
60
12
15
18
9
6
9
9
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MAX
UNITS
µV
V/µs
dB
dB
dB
dB
pF
W
%
RMS
3