參數(shù)資料
型號(hào)： MAX9702
廠商： Maxim Integrated Products, Inc.
英文描述： 1.8W, Filterless, Stereo, Class D Audio Power Amplifier and DirectDrive Stereo Headphone Amplifier
中文描述： 1.8W、無(wú)需濾波、立體聲D類音頻功率放大器和DirectDrive立體聲耳機(jī)放大器
文件頁(yè)數(shù)： 5/32頁(yè)
文件大?。?/td> 1411K
代理商： MAX9702
M
1.8W, Filterless, Stereo, Class D Audio Power
Amplifier and DirectDrive Stereo Headphone Amplifier
_______________________________________________________________________________________
5
ELECTRICAL CHARACTERISTICS (V
DD
= 3.3V) (continued)
(V
DD
= PV
DD
= CPV
DD
=
SHDN
= 3.3V, GND = PGND = CPGND = 0V, SYNC = V
DD
(SSM), speaker gain = +12dB, headphone gain
= +1dB. Speaker load R
L
connected between OUT+ and OUT-, unless otherwise noted, R
L
=
∞
. Headphone load R
LH
connected
between HPR/HPL to GND. C
BIAS
= 1μF to GND, 1μF capacitor between C1P and C1N, C
VSS
= 1μF. T
A
= T
MIN
to T
MAX
, unless oth-
erwise noted. Typical values are at T
A
= +25°C.) (Notes 1, 2)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Input Voltage Low, SDA, SCL
V
INL
0.3 x
V
DD
V
Input Hysteresis, SDA, SCL
V
HYS
0.05 x
V
DD
10
V
Input Capacitance SDA, SCL
C
IN
pF
Input Leakage Current,
SHDN
,
SCL
I
IN
±1
μA
Input Leakage Current, HPS
SYNC Input Current
HPS Pullup Resistance
DIGITAL OUTPUTS (SYNC_OUT)
Output Voltage High
Output Voltage Low
Output Fall Time, SDA
I
IN
±10
25
600
μA
μA
k
In play mode
V
OH
V
OL
t
F
I
OH
= 3mA
I
OL
= 3mA
2.4
V
V
ns
0.4
300
ELECTRICAL CHARACTERISTICS (V
DD
= 5V)
(V
DD
= PV
DD
= CPV
DD
=
SHDN
= 5V, GND = PGND = CPGND = 0V, SYNC = V
DD
(SSM), speaker gain = +12dB, headphone gain =
+1dB. Speaker load R
L
connected between OUT+ and OUT-, unless otherwise noted, R
L
=
∞
. Headphone load R
LH
connected
between HPR/HPL to GND. C
BIAS
= 1μF to GND, 1μF capacitor between C1P and C1N, C
VSS
= 1μF. T
A
= T
MIN
to T
MAX
, unless oth-
erwise noted. Typical values are at T
A
= +25°C.) (Notes 1, 2)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
GENERAL
HPS = GND, speaker mode
HPS = V
DD
, headphone mode
Hard shutdown,
SHDN
= GND
Soft shutdown (see
I
2
C section
)
14
8
0.2
25
Quiescent Current
I
DD
mA
Shutdown Current
I
SHDN
μA
SPEAKER AMPLIFIERS (HPS = GND)
f
RIPPLE
= 217Hz
73
Power-Supply Rejection Ratio
(Note 3)
PSRR
100mV
P-P
ripple,
V
IN
= 0V,
T
A
= +25°C
f
RIPPLE
= 20kHz
50
dB
R
L
= 8
1100
Output Power
P
OUT
THD+N = 1%,
T
A
= +25°C,
f = 1kHz
V
DD
= 5V
R
L
= 4
1800
mW
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MAX9702BETI+ 制造商:Maxim Integrated Products 功能描述:AUD AMP HDPH/SPKR 2CH STEREO 1.8W/0.045W CLS-AB/CLS-D 28TQFN - Rail/Tube
MAX9702BETI+T 制造商:Maxim Integrated Products 功能描述:AUD AMP HDPH/SPKR 2CH STEREO 1.8W/0.045W CLS-AB/CLS-D 28TQFN - Tape and Reel
MAX9702BEUI+ 制造商:Maxim Integrated Products 功能描述:AUD AMP HDPH/SPKR 2CH STEREO 1.8W/0.045W CLS-AB/CLS-D 28TSSO - Rail/Tube
MAX9702BEUI+T 制造商:Maxim Integrated Products 功能描述:AUD AMP HDPH/SPKR 2CH STEREO 1.8W/0.045W CLS-AB/CLS-D 28TSSO - Tape and Reel
MAX9702ETI+ 功能描述:音頻放大器 1.8W Filterless Class D Audio Amp RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel
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