參數(shù)資料
型號: AD1815
廠商: Analog Devices, Inc.
英文描述: SoundComm Controller(SoundComm 控制器)
中文描述: SoundComm控制器(SoundComm控制器)
文件頁數(shù): 3/44頁
文件大?。?/td> 426K
代理商: AD1815
SPECIFICATIONS
STANDARD TEST CONDITIONS UNLESS
OTHERWISE NOTED
T emperature
Digital Supply (V
DD
)
Analog Supply (V
CC
)
Sample Rate (F
S
)
Audio
Modem
Input Signal
Audio Output Passband
Modem Output Passband
V
IH
V
IL
25
5.0
5.0
°
C
V
V
48
12.8
1008
20 Hz to 20 kHz
400 Hz to 4.2 kHz
5.0
0
kHz
kHz
Hz
V
V
DAC Test Conditions
Calibrated
0 dB Attenuation
Input Full Scale
16-Bit Linear Mode
100 k
Output Load
Mute Off
Measured at Line Output
ADC Test Conditions
Calibrated
0 dB Gain
Input –1.0 dB Relative to Full Scale
Line Input Selected
16-Bit Linear Mode
AD1815
REV. 0
–3–
ANALOG INPUT
Parameter
Min
Typ
Max
Units
Full-Scale Input Voltage (RMS Values Assume Sine Wave Input)
MONO_IN, LINE, SYNT H, CD, VID
1
2.83
3.156
0.1
0.283
1
2.83
17
15
V rms
V p-p
V p-p
V rms
V p-p
V rms
V p-p
k
pF
MDM_IN
MIC with +20 dB Gain (MGE = 1)
MIC with 0 dB Gain (MGE = 0)
Input Impedance*
Input Capacitance*
PROGRAMMABLE GAIN AMPLIFIER—ADC
Parameter
Min
Typ
Max
Units
Step Size (0 dB to 22.5 dB)
(All Steps T ested)
PGA Gain Range Span
1.3
21.5
1.5
22.5
1.7
23.5
dB
dB
CD, LINE, MICROPHONE, MODEM, SYNTHESIZER, AND VIDEO INPUT ANALOG GAIN/
AMPLIFIERS/ATTENUATORS
Parameter
Min
Typ
Max
Units
CD, LINE, MIC, SYNT H, VID, MDM_IN
Step Size: (All Steps T ested)
+12 dB to –31.5 dB
–33 dB to –34.5 dB
Input Gain/Attenuation Range
MONO_IN
Step Size 0 dB to –45 dB: (All Steps T ested)
Input Gain/Attenuation Range
1.3
1.0
45.5
1.5
1.5
46.5
1.7
2.0
47.5
dB
dB
dB
2.6
43
3.0
45
3.4
46
dB
dB
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