max9702etit Maxim Integrated Products, Inc., max9702etit Datasheet - Page 6

• Manufacturer Part Number: max9702etit
• Description: Max9702 1.8w, Filterless, Stereo, Class D Audio Power Amplifier And Directdrive Stereo Headphone Amplifier
• Manufacturer: Maxim Integrated Products, Inc.

ELECTRICAL CHARACTERISTICS (V
(V
+1dB. Speaker load R
between HPR/HPL to GND. C
erwise noted. Typical values are at T
1.8W, Filterless, Stereo, Class D Audio Power
Amplifier and DirectDrive Stereo Headphone Amplifier
6
Total Harmonic Distortion Plus
Noise
Signal-to-Noise Ratio
Click-and-Pop Level
Efficiency
Channel-to-Channel Gain
Tracking
Crosstalk
HEADPHONE AMPLIFIERS (HPS = V
Power-Supply Rejection Ratio
(Note 4)
Output Power
Total Harmonic Distortion Plus
Noise
Signal-to-Noise Ratio
Click-and-Pop Level
Channel-to-Channel Gain
Tracking
Crosstalk
DD
_______________________________________________________________________________________
= PV
DD
PARAMETER
= CPV
DD
L
= SHDN = 5V, GND = PGND = CPGND = 0V, SYNC = V
connected between OUT+ and OUT-, unless otherwise noted, R
BIAS
= 1µF to GND, 1µF capacitor between C1P and C1N, C
A
SYMBOL
= +25
THD+N
THD+N
DD
PSRR
P
SNR
SNR
K
K
OUT
CP
η
CP
)
o
C.) (Notes 1, 2)
R
R
V
R
Peak voltage, 32
samples/second,
A-weighted (Note 4)
P
L to R, R to L, f = 10kHz, R
P
100mV
V
THD+N = 1%, T
R
R
V
R
Peak voltage, 32
samples/second,
A-weighted
(Notes 3, 4)
L to R, R to L, f = 10kHz, R
P
L
L
OUT
L
OUT
OUT
IN
L
L
OUT
L
OUT
= 8Ω (P
= 4Ω (P
= 8Ω
= 32Ω
= 32Ω (P
= 32Ω
= 0V, T
DD
= 2V
= 1W, f
= 300mW
= 1V
= 10mW
P-P
ripple,
RMS
RMS
= 5V) (continued)
OUT
OUT
A
OUT
= +25°C
IN
,
,
CONDITIONS
= 900mW), f = 1kHz
= 1500mW), f = 1kHz
= 1kHz, R
A
= 32mW, f = 1kHz)
= +25°C,
BW = 22Hz
to 22kHz
A-weighted
BW = 22Hz to 22kHz
A-weighted
Into shutdown
Out of shutdown
Into shutdown
Out of shutdown
f
f
RIPPLE
RIPPLE
L
L
L
= 8Ω, L = 68µH
= 8Ω,
= 32Ω,
DD
= 217Hz
= 20kHz
FFM
SSM
FFM
SSM
(SSM), speaker gain = +12dB, headphone gain =
VSS
L
= ∞. Headphone load R
= 1µF. T
MIN
A
= T
±0.2
±0.2
TYP
0.08
0.18
61.5
0.03
94.7
97.4
88
87
91
89
44
95
65
78
53
45
67
83
70
MIN
to T
MAX
MAX
LH
, unless oth-
connected
UNITS
mW
dB
dB
dB
dB
dB
dB
dB
%
%
%
%
%