參數(shù)資料
型號: AK5381VT
廠商: Asahi Kasei Microsystems Co.,Ltd
英文描述: 24Bit 96kHz ツヒ ADC
中文描述: ADC的24位96kHz的ツヒ
文件頁數(shù): 5/20頁
文件大小: 144K
代理商: AK5381VT
ASAHI KASEI
[AK5381]
MS0200-E-02
2006/01
- 5 -
ANALOG CHARACTERISTICS
(Ta=25
°
C; VA=VD=5.0V; AGND=DGND=0V; fs=48kHz, 96kHz; SCLK=64fs; Signal Frequency=1kHz; 24bit Data;
Measurement frequency=20Hz
20kHz at fs=48kHz, 40Hz
40kHz at fs=96kHz; unless otherwise specified)
Parameter
ADC Analog Input Characteristics:
Resolution
Input Voltage (Note 4)
S/(N+D) (
1dBFS)
fs=96kHz
DR (
60dBFS)
fs=96kHz
S/N
fs=96kHz
Input Resistance
fs=96kHz
Interchannel Isolation
Interchannel Gain Mismatch
Gain Drift
Power Supply Rejection (Note 5)
Power Supplies
Power Supply Current
Normal Operation (PDN pin = “H”)
VA
VD (fs=48kHz)
VD (fs=96kHz)
Power down mode (PDN pin = “L”) (Note 6)
VA+VD
Note 4. This value is the full scale (0dB) of the input voltage. Input voltage is proportional to VA voltage.
Vin = 0.6 x VA (Vpp).
Note 5. PSR is applied to VA and VD with 1kHz, 50mVpp.
Note 6. All digital input pins are held VD or DGND.
min
typ
max
Units
24
3.3
0.5
150
-
Bits
Vpp
dB
dB
dB
dB
dB
dB
k
k
dB
dB
ppm/
°
C
dB
2.7
88
82
100
94
100
94
10
6
90
3.0
96
90
106
102
106
102
15
9
110
0.1
100
50
fs=48kHz
fs=48kHz, A-weighted
fs=48kHz, A-weighted
fs=48kHz
16
8
14
10
24
12
21
100
mA
mA
mA
μ
A
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