AK5371AVQ AKM [Asahi Kasei Microsystems], AK5371AVQ Datasheet - Page 6

• Manufacturer Part Number: AK5371AVQ
• Description: 2ch A/D Converter with USB I/F
• Manufacturer: AKM [Asahi Kasei Microsystems]

MS0546-E-00
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)
(IPGA are set to 0dB)
S/(N+D)
(IPGA are set to 0dB)
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 (VA)
Output Voltage
Output Impedance
Output Current
MIC Bias (Buffer Amp)
Output Voltage
Output Current
Power Supplies
FILTER CHARACTERISTICS
(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
ASAHI KASEI
MS0103-E-00
nd
st
(-1dB analog input)
Stage)
Stage) <IPGA> Characteristics
when 4.7KΩ resistor connected
when 300Ω resistor connected
(
AMPR2I/AMPL2I input)
+/- 0.2 dB
-3 dB
-0.5 dB
-0.1 dB
Power Down (Suspend Mode)
Symbol
PB
SB
PR
SA
GD
FR
USB Normal Mode
USB Normal Mode
Analog Characteristics
Min
0
26.5
68
Analog
Digital
6
Total
typ
6.85
19.2
44.9
Min
1.5
-31
2.0
1.9
10
0
Max
17.64
+/- 0.2
0.5
typ
+20
200
1.7
1.0
2.2
84
70
40
20
77
17
26
Units
KHz
KHz
dB
dB
ms
Hz
Hz
Hz
9
0
Max
+24
500
160
1.9
2.0
2.5
16
25
15
40
2
2
[AK5371A]
2007/02
Units
Vp-p
dBA
dBA
bits
Vdc
Vdc
KΩ
KΩ
mA
mA
mA
mA
mA
dB
dB
dB
dB
uA
Ω