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): 7/36頁
文件大?。?/td> 956K
代理商: MAX9850
M
Stereo Audio DAC with DirectDrive
Headphone Amplifier
_______________________________________________________________________________________
7
Note 5:
Headphone amplifier SNR measured from line inputs to headphone outputs.
Note 6:
GPIO is 100k
to ground when DV
DD
< V
OH
< 3.6V.
Note 7:
C
B
is in pF.
Note 8:
f
ICLK
derived by dividing f
MCLK
by 1, 2, 3, or 4. See the
Registers and Bit Descriptions
section.
TYPICAL POWER DISSIPATION AT AV
DD
= 1.8V (No Headphone/Line Output Load)
MODE
AV
DD
POWER
4.93mW
3.11mW
DV
DD
POWER
3.76mW
3.76mW
PV
DD
POWER
5.00mW
3.22mW
TOTAL POWER
13.70mW
10.10mW
Full Operation (Note 1)
DAC to Line Outputs, Headphones Disabled
Line Inputs to Line Outputs and Headphone
Outputs, DAC Disabled
3.22mW
0.085mW
3.40mW
6.71mW
Line Inputs to Line Outputs, DAC and
Headphones Disabled
1.39mW
0.085mW
1.61mW
3.08mW
Full Shutdown
2.7μW
0.5μW
<0.1μW
3.2μW
Typical Operating Characteristics
(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, f
S
= 48kHz,
f
MCLK
= 12.288MHz, master integer mode, headphone volume set to +6dB, both channels driven in-phase, T
A
= +25°C, unless
otherwise noted. f
IN
= 984.375Hz, A-weighted THD+N.)
10
0.001
0
20
POWER OUT (mW)
10
40
60
TOTAL HARMONIC DISTORTION PLUS NOISE
(DAC TO HP) vs. POWER OUT
0.01
0.1
1
M
T
30
50
AV
DD
= 1.8V
R
L
= 16
f
IN
= 1kHz
f
IN
= 10kHz
f
IN
= 20Hz
10
0.001
0
20
POWER OUT (mW)
10
40
60
TOTAL HARMONIC DISTORTION PLUS NOISE
(LINE IN TO HP) vs. POWER OUT
0.01
0.1
1
M
T
30
50
AV
DD
= 1.8V
R
L
= 16
f
IN
= 1kHz
f
IN
= 10kHz
f
IN
= 20Hz
10
0.001
0
20
10
40
50
TOTAL HARMONIC DISTORTION PLUS NOISE
(DAC TO HP) vs. POWER OUT
0.01
0.1
1
M
POWER OUT (mW)
T
30
AV
DD
= 1.8V
R
L
= 32
f
IN
= 1kHz
f
IN
= 10kHz
f
IN
= 20Hz
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
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