參數(shù)資料
型號： MAX9850
廠商： Maxim Integrated Products, Inc.
英文描述： Stereo Audio DAC with DirectDrive Headphone Amplifier
中文描述： 立體聲音頻DAC，帶有DirectDrive®耳機放大器
文件頁數(shù)： 4/36頁
文件大?。?/td> 956K
代理商： MAX9850
M
Stereo Audio DAC with DirectDrive
Headphone Amplifier
4
_______________________________________________________________________________________
ELECTRICAL CHARACTERISTICS (continued)
(DV
DD
= AV
DD
= PV
DD
= 3.0V, AGND = DGND = PGND = 0V, C1 = 0.47μF, C2 = 2.2μF, C
NREG
= C
PREG
= C
REF
= 1μF to AGND,
R
LOAD_HP
= 32
to AGND, R
LOAD_OUT
= 10k
to AGND, f
LRCLK
= 48kHz, f
MCLK
= 12.288MHz, volume set to -9.5dB, T
A
= T
MIN
to
T
MAX
, unless otherwise noted. Typical specifications at T
A
= +25°C, unless otherwise noted.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
HEADPHONE OUTPUTS (HPL, HPR)
R
L
= 16
AV
DD
= 3.0V
95
R
L
= 32
AV
DD
= 3.0V
40
65
R
L
= 16
AV
DD
= 1.8V
30
Output Power
OUT
THD+N = 1%
f
IN
= 1kHz, headphone
volume = +6dB
R
L
= 32
AV
DD
= 1.8V
15
25
mW
Full-Scale Headphone Amplifier
Output Voltage
V
OUT_FS
Volume = +5dB, HP unloaded
1.16
1.23
1.30
V
RMS
Line In to HP Output Voltage
Gain
A
V_HP
Volume = +3dB, HP unloaded
1.34
1.41
1.48
V/V
R
L
= 32
, P
OUT
= 60mW, f
IN
= 1kHz
R
L
= 16
, P
OUT
= 60mW, f
IN
= 1kHz
Unweighted
A-weighted
AV
DD
= 1.8V, unweighted
AV
DD
= 1.8V, A-weighted
V
RIPPLE
= 100mV
P-P
, frequency = 1kHz,
applied to AV
DD
and PV
DD
-94
-90
88
90
88
91
Total Harmonic Distortion Plus
Noise
THD+N
dB
Signal-to-Noise Ratio (Note 5)
SNR
dB
91
Power-Supply Rejection Ratio
PSRR
V
RIPPLE
= 100mV
P-P
, frequency = 20kHz,
applied to AV
DD
and PV
DD
72
dB
Headphone Output Offset
Voltage
V
OS_HP
Volume = -11.5dB
-20
0
+20
mV
Slew Rate
Maximum Capacitive Load
SR
C
L
0.47
150
V/μs
pF
No sustained oscillations
Crosstalk
XTALK
R
HP
= 32
, P
OUT
= 3.5mW, f
IN
= 1kHz
(HPL to HPR) or (HPR to HPL)
-85
dB
Channel-to-Channel Gain
Matching
A
V
/A
V
±
0.05
dB
Internal Charge-Pump Oscillator
Frequency
f
CP
550
667
775
kHz
Charge-Pump Operating
Frequency Range
Charge-pump clock derived from MCLK
550
775
kHz
Volume Control Range
-73.5
+6.0
dB
相關PDF資料
PDF描述
MAX9850ETI Stereo Audio DAC with DirectDrive Headphone Amplifier
MAX9995ETX-D Dual, SiGe, High-Linearity, 1700MHz to 2200MHz Downconversion Mixer with LO Buffer/Switch
MAX9995ETX-T Dual, SiGe, High-Linearity, 1700MHz to 2200MHz Downconversion Mixer with LO Buffer/Switch
MAX9995ETX-TD Dual, SiGe, High-Linearity, 1700MHz to 2200MHz Downconversion Mixer with LO Buffer/Switch
MAX9995ETX Dual, SiGe, High-Linearity, 1700MHz to 2200MHz Downconversion Mixer with LO Buffer/Switch
相關代理商/技術參數(shù)
參數(shù)描述
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MAX98502EWE+ 功能描述:音頻放大器 Boosted Class D Amplifier RoHS:否 制造商:STMicroelectronics 產品: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: 安裝風格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel
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