參數(shù)資料
型號(hào): AK5371VQ
廠商: Asahi Kasei Microsystems Co.,Ltd
英文描述: AB 5C 2#8 3#12 SKT WALL MT REC
中文描述: 2聲道的A / D轉(zhuǎn)換器的USB我/女
文件頁(yè)數(shù): 6/32頁(yè)
文件大小: 256K
代理商: AK5371VQ
6
MS0103-E-00
MS0103-E-00
ASAHI KASEI
[AK 5371]
2001/06
Analog Characteristics
Ta=25
°
C,VA=VD=3.3V, Signal Frequency=1kHz, Sampling Frequency Fs=44.1kHz BW=20Hz
20kHz, Test Mode; unless
otherwise specified
Parameter
Stereo ADC (2 channel)
Resolution
S/N (A weight) (
AMPR2I/AMPL2I input)
(IPGA are set to 0dB) USB Normal Mode
S/(N+D) (-1dB analog input)
(IPGA are set to 0dB) USB Normal Mode
MIC Amplifier (2
Full Scale Input Voltage
Gain Control Range
Step Size
Input Impedance @AMPR2I/AMPL2I pin
MIC Amplifier (1
Gain range
Input Impedance @MICR/MICL
S/N (A weight) @MICR/MICL to AMPR1O/AMPL1O
MIC Bias (V A)
Output Voltage when 4.7K
resistor connected
Output Impedance
Output Current
MIC Bias (Buffer Amp)
Output Voltage when 300
resistor connected
Output Current
Power Supplies
Min
typ
Max
Units
16
bits
dBA
84
70
dB
nd
Stage) <IPGA> haracteristics
1.5
-31
0
1.7
1.9
+24
2.0
Vp-p
dB
dB
K
1.0
40
st
Stage)
+20
20
77
dB
K
dBA
10
2.0
Vdc
mA
200
500
2
1.9
2.2
2.5
2
Vdc
mA
Analog
Digital
Total
Power Down (Suspend Mode)
17
9
26
0
25
15
40
160
mA
mA
mA
uA
F IL T E R CHARACT E RIST ICS
(Ta=25
°
C VA, VD =3.0 - 3.6 V ; fs = 44.1 kHz)
Parameter
A/D Digital Filter
(Decimation LPF)
Passband
Stopband
Passband Ripple
Stopband Attenuation
Group Delay
A/Ddigital Filter (HPF)
Frequency Response
Symbol
Min
typ
Max
Units
+/- 0.2 dB
PB
SB
PR
SA
GD
0
26.5
17.64
KHz
KHz
dB
dB
ms
+/- 0.2
68
0.5
-3 dB
-0.5 dB
-0.1 dB
FR
6.85
19.2
44.9
Hz
Hz
Hz
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