參數(shù)資料
型號: AK4516AVF
廠商: Asahi Kasei Microsystems Co.,Ltd
英文描述: 3V 16BIT ADC&DAC WITH BUILT-IN PGA
中文描述: 3V的16位ADC
文件頁數(shù): 6/39頁
文件大?。?/td> 355K
代理商: AK4516AVF
ASAHI KASEI
[AK4516A]
M0026-E-00
1998/08
- 6 -
ANALOG CHARACTERISTICS
(Ta=25
°
C
; VA,VD=3.0V; fs=44.1kHz; Signal Frequency=1kHz; Measurement Frequency=10Hz
20kHz ;
S/(N+D), DR, S/N are specification toward full scale.signal; Unless otherwise specified)
Parameter
Input PGA(IPGA) Characteristics:
Input Voltage(LIN1,LIN2,RIN1,RIN2=0.57xVA)(Note2 )
Input Resistance
MIC
LINE
Step Size
+28dB
-8dB
-8dB
-32dB
-32dB
-40dB
-40dB
-52dB
-60dB
-72dB
ADC Analog Input Characteristics : (Note 3 )
Resolution
S/(N+D) (-2dB Input)
DR (-60dB Input, A-Weighted)
S/N (A-Weighted)
Interchannel Isolation
Interchannel Gain Mismatch
DAC Analog Output Characteristics:(Note 4 )
Resolution
S/(N+D)
DR (-60dB Output, A-Weighted)
S/N (A-Weighted)
Interchannel Isolation
Interchannel Gain Mismatch
Output Voltage (AOUT=0.6 x VA) (Note 2 )
Load Resistance
Power Supply
Power supply: VA+VD
Normal Operation (PD="H")
AD+DA (PM0=1,PM1=1,PM2=1,PM3=0)
AD (PM0=1,PM1=1,PM2=0,PM3=0)
DA (PM0=0,PM1=0,PM2=1,PM3=0)
Power-down-mode(PD="L") (Note 5 )
Note 2 .Analog Input and Output voltage (Full-Scale voltage:0dB) scale with VA.
IPGA: 0.57 x VA(typ.), DAC : 0.6 x VA(typ).
3 .ADC is input from LIN1/RIN1 or LIN2/RIN2 and it measures included in IPGL/IPGR. The value of
IPGL/IPGR is set 0dB.
Internal HPF removes offset in the ADC, IPGL/IPGR.
4 .Measured by AD725C(SHIBASOKU), RMS mode.
5 . In case of the power-down mode, all digital input pins including clock(MCLK, BCLK, LRCK) pins are
held VD or DGND.
min
typ
max
units
1.53
25
1.7
40
1.87
60
Vpp
k
+8.0dB
-28dB
-28dB
-52dB
-52dB
-60dB
0.1
0.1
0.1
0.1
0.5
1
2
4
dB
dB
dB
dB
16
Bits
dB
dB
dB
dB
dB
75
84
84
80
85
90
90
90
0.2
0.5
16
Bits
dB
dB
dB
dB
dB
Vpp
k
75
84
84
90
86
90
90
100
0.1
1.8
0.3
1.98
1.62
10
18
11
9
10
27
17
14
100
mA
mA
mA
uA
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