參數(shù)資料
型號(hào): AK5388
廠商: Asahi Kasei Microsystems Co.,Ltd
英文描述: 120dB 24-bit 192kHz 4-Channel ADC
中文描述: 120dB的24位192kHz的4通道ADC
文件頁(yè)數(shù): 7/27頁(yè)
文件大小: 384K
代理商: AK5388
[AK5388]
ANALOG CHARACTERISTICS
(Ta = 25
°
C; AVDD1/2=5.0V; DVDD1/2=3.3V; VSS1-6=0V; VREFP1=VREFP2=AVDD, VREFL1 = VREFL2 = VSS;
fs=48kHz, 96kHz, 192kHz; BICK=64fs; Signal Frequency=1kHz; 24bit Data; Measurement frequency=10Hz
20kHz at
fs = 48kHz, 40Hz
40kHz at fs = 96kHz, 40Hz
40kHz at fs = 192kHz; unless otherwise specified)
Parameter
Analog Input Characteristics:
Resolution
Input Voltage (
Note 8
)
1dBFS
20dBFS
60dBFS
1dBFS
20dBFS
60dBFS
60dBFS
Dynamic Range
(
60dBFS with A-weighted)
Mono Mode
S/N
(A-weighted)
Mono Mode
Input Resistance
Interchannel Isolation
Interchannel Gain Mismatch
Power Supply Rejection (
Note 9
)
Power Supplies
Power Supply Current
Normal Operation (PDN pin = “H”)
AVDD1/2
DVDD (fs=48kHz)
DVDD (fs=96kHz)
DVDD (fs=192kHz)
Power down mode (PDN pin = “L”) (
Note 10
)
AVDD+DVDD
Note 8. This value is (LIN+)
(LIN
) and (RIN+)
(RIN
). Input voltage is proportional to VREF voltage.
Vin = 0.58 x VREF1/2 (Vpp).
Note 9. PSR is applied to AVDD1/2 and DVDD with 1kHz, 20mVpp. The VREFP1 and VREFP2 pins held a constant
voltage.
Note 10. All digital input pins are held DVDD or VSS3/4.
min
typ
max
Units
-
-
24
±
3.1
-
-
-
-
-
-
-
-
-
-
-
-
-
TBD
-
Bits
Vpp
dB
dB
dB
dB
dB
dB
dB
dB
dB
±
2.7
TBD
-
-
TBD
-
-
-
-
-
TBD
-
TBD
-
TBD
TBD
±
2.9
105
95
55
102
90
50
102
90
50
120
123
120
123
4.7
120
0.1
50
fs=48kHz
BW=20kHz
fs=96kHz
BW=40kHz
S/(N+D)
fs=192kHz
BW=40kHz
1dBFS
20dBFS
Stereo Mode
dB
Stereo Mode
dB
k
Ω
dB
dB
dB
88
13
23
20
10
TBD
TBD
TBD
TBD
TBD
mA
mA
mA
mA
μ
A
Rev. 0.3
2007/10
- 7 -
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