參數(shù)資料
型號(hào): AK5359
廠商: Asahi Kasei Microsystems Co.,Ltd
英文描述: 24-Bit 192kHz ツヒ ADC
中文描述: 24位192kHz的ツヒ模數(shù)轉(zhuǎn)換器
文件頁(yè)數(shù): 5/18頁(yè)
文件大小: 145K
代理商: AK5359
ASAHI KASEI
[AK5359]
MS0428-E-00
2005/09
- 5 -
ANALOG CHARACTERISTICS
(Ta=25
°
C; VA=VD=5.0V; AGND=DGND=0V; fs=48kHz; SCLK=64fs; Signal Frequency=1kHz;
24bit Data; Measurement frequency=20Hz
20kHz at fs=48kHz, unless otherwise specified)
Parameter
ADC Analog Input Characteristics:
Resolution
Input Voltage (Note 5)
fs=48kHz
BW=20kHz
60dBFS
fs=96kHz
BW=40kHz
60dBFS
fs=192kHz
BW=40kHz
60dBFS
DR (
60dBFS, A-weighted)
S/N (A-weighted)
Input Resistance
fs=48kHz
fs=96kHz,192kHz
Interchannel Isolation
Interchannel Gain Mismatch
Gain Drift
Power Supply Rejection (Note 6)
Power Supplies
Power Supply Current
Normal Operation (PDN pin = “H”)
VA
VD (fs=48kHz)
VD (fs=96kHz)
VD (fs=192kHz)
Power down mode (PDN pin = “L”) (Note 7)
VA+VD
Note 5. 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 6. PSR is applied to VA and VD with 1kHz, 50mVpp.
Note 7. All digital input pins and CKS1 pin are held VD or DGND.
min
typ
max
Units
24
3.3
Bits
Vpp
dB
dB
dB
dB
dB
dB
dB
dB
k
k
dB
dB
ppm/
°
C
dB
2.7
84
-
82
-
-
-
94
94
13
9
90
-
3.0
94
39
92
38
90
38
102
102
20
14
110
0.1
100
50
1dBFS
1dBFS
S/(N+D)
1dBFS
0.5
-
15
4
7
10
10
24
6
10
16
100
mA
mA
mA
mA
μ
A
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