參數(shù)資料
型號(hào): AK5355VT
廠商: Asahi Kasei Microsystems Co.,Ltd
英文描述: LOW POWER 16BIT ADC
中文描述: 低功耗16位ADC
文件頁(yè)數(shù): 4/14頁(yè)
文件大?。?/td> 120K
代理商: AK5355VT
ASAHI KASEI
[AK5355]
MS0113-E-00
2001/08
- 4 -
ANALOG CHARACTERISTICS
(Ta=25
°
C; VA, VD=3.0V; fs=44.1kHz; Signal Frequency=1kHz; Measurement frequency=10Hz
20kHz;
unless otherwise specified)
Parameter
Resolution
Input PGA Characteristics (IPGA):
Gain = 0dB
Input Voltage (Note 2)
Gain = +15dB
Gain = 0dB
Input Impedance
Gain = +15dB
ADC Analog Input Characteristics:
(Note 3)
Gain = 0dB
S/(N+D) (-0.5dBFS Output)
Gain = +15dB
Gain = 0dB
D-Range (-60dBFS Output, A-weight)
Gain = +15dB
Gain = 0dB
S/N (A-weight)
Gain = +15dB
Gain = 0dB
Interchannel Isolation
Gain = +15dB
Gain = 0dB
Interchannel Gain Mismatch
Gain = +15dB
Power Supplies
Power Supply Current: VA+VD
Normal Operation (PDN=“H”)
Power Down (PDN=“L”) (Note 4)
Note 2. Analog input voltage (full-scale voltage) scales with VA.
Gain = 0dB; 0.6 x VA
Gain = +15dB; 0.107 x VA
Note 3. ADC measurements are input from LIN/RIN and routed through input gain amplifier.
The internal HPF cancels the offset of input gain amplifier and ADC.
Note 4. In case of power-down mode, all digital input pins including clocks pins (MCLK, BCLK and LRCK) are held at
VD or VSS. PDN pin is held at VSS.
min
typ
max
16
Units
bits
1.65
0.29
27
20
1.8
0.32
40
30
1.95
0.35
Vpp
Vpp
k
k
75
70
84
76
84
76
90
80
85
80
91
84
91
84
100
90
0.2
0.2
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
0.5
1.0
5
10
7.5
100
mA
μ
A
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