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MAX9702 Fiches technique(PDF) 5 Page - Maxim Integrated Products

No de pièce MAX9702
Description  1.8W, Filterless, Stereo, Class D Audio Power Amplifier and DirectDrive Stereo Headphone Amplifier
Download  32 Pages
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Fabricant  MAXIM [Maxim Integrated Products]
Site Internet  https://www.maximintegrated.com/en.html
Logo MAXIM - Maxim Integrated Products

MAX9702 Fiches technique(HTML) 5 Page - Maxim Integrated Products

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1.8W, Filterless, Stereo, Class D Audio Power
Amplifier and DirectDrive Stereo Headphone Amplifier
_______________________________________________________________________________________
5
ELECTRICAL CHARACTERISTICS (VDD = 3.3V) (continued)
(VDD = PVDD = CPVDD = SHDN = 3.3V, GND = PGND = CPGND = 0V, SYNC = VDD (SSM), speaker gain = +12dB, headphone gain
= +1dB. Speaker load RL connected between OUT+ and OUT-, unless otherwise noted, RL = ∞. Headphone load RLH connected
between HPR/HPL to GND. CBIAS = 1µF to GND, 1µF capacitor between C1P and C1N, CVSS = 1µF. TA = TMIN to TMAX, unless oth-
erwise noted. Typical values are at TA = +25°C.) (Notes 1, 2)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Input Voltage Low, SDA, SCL
VINL
0.3 x
VDD
V
Input Hysteresis, SDA, SCL
VHYS
0.05 x
VDD
V
Input Capacitance SDA, SCL
CIN
10
pF
Input Leakage Current,
SHDN,
SCL
IIN
±1
µA
Input Leakage Current, HPS
IIN
±10
µA
SYNC Input Current
In play mode
25
µA
HPS Pullup Resistance
600
k
DIGITAL OUTPUTS (SYNC_OUT)
Output Voltage High
VOH
IOH = 3mA
2.4
V
Output Voltage Low
VOL
IOL = 3mA
0.4
V
Output Fall Time, SDA
tF
300
ns
ELECTRICAL CHARACTERISTICS (VDD = 5V)
(VDD = PVDD = CPVDD = SHDN = 5V, GND = PGND = CPGND = 0V, SYNC = VDD (SSM), speaker gain = +12dB, headphone gain =
+1dB. Speaker load RL connected between OUT+ and OUT-, unless otherwise noted, RL = ∞. Headphone load RLH connected
between HPR/HPL to GND. CBIAS = 1µF to GND, 1µF capacitor between C1P and C1N, CVSS = 1µF. TA = TMIN to TMAX, unless oth-
erwise noted. Typical values are at TA = +25°C.) (Notes 1, 2)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
GENERAL
HPS = GND, speaker mode
14
Quiescent Current
IDD
HPS = VDD, headphone mode
8
mA
Hard shutdown,
SHDN = GND
0.2
Shutdown Current
ISHDN
Soft shutdown (see I
2C section)25
µA
SPEAKER AMPLIFIERS (HPS = GND)
fRIPPLE = 217Hz
73
Power-Supply Rejection Ratio
(Note 3)
PSRR
100mVP-P ripple,
VIN = 0V,
TA = +25°C
fRIPPLE = 20kHz
50
dB
RL = 8
1100
Output Power
POUT
THD+N = 1%,
TA = +25°C,
f = 1kHz
VDD = 5V
RL = 4
1800
mW


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