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AK5720VT Datasheet, PDF (6/25 Pages) HuaXinAn Electronics CO.,LTD – ADC | |||
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[AK5720]
7. ã¢ããã°ç¹æ§ (VA=VD=5.0V)
(ç¹è¨ãªãå ´åã¯Ta=25ï°C; VA=VD=5.0V; fs=48kHz, 96kHz; BICK=64fs; Signal Frequency=1kHz; 24bit Data;
Measurement frequency=20Hzï¾20kHz at fs=48kHz, 40Hzï¾40kHz at fs=96kHz)
Parameter
min
typ
max
Unit
ADC Analog Input Characteristics:
Resolution
24
Bits
Input Voltage
(Note 2)
Gain = 0dB
Gain = +15dB
2.ï¼
0.48
3.0
0.53
3.3
0.58
Vpp
VA=5V
fs=48kHz,
84
94
dB
S/(N+D)
Gain = 0dB fs=96kHz
-
92
dB
(ï1.0dBFS)
VA=5V
Gain =
+15dB
fs=48kHz
fs=96kHz
74
84
-
80
dB
dB
DR (ï60dBFS)
VA=5V
Gain = 0dB
fs=48kHz,
A-weighted
fs=96kHz
94
102
-
99
dB
dB
VA=5V
Gain =
+15dB
fs=48kHz,
A-weighted
fs=96kHz
83
91
-
86
dB
dB
S/N
VA=5V
Gain = 0dB
fs=48kHz,
A-weighted
fs=96kHz
94
102
-
99
dB
dB
VA=5V
Gain
+15dB
fs=48kHz,
= A-weighted
fs=96kHz
83
91
-
86
dB
dB
Input Resistance
Gain = 0dB
fs=48kHz
fs=96kHz
Gain
= fs=48kHz
29
41
-
28
15
22
kï
kï
kï
+15dB
fs=96kHz
-
13
kï
Interchannel Isolation (RIN, LIN)
Gain = 0dB
Gain = +15dB
90
110
90
dB
dB
Interchannel Gain Mismatch (RIN, LIN)
0
0.5
dB
Gain Drift
100
-
ppm/ï°C
Power Supply Rejection
(Note 3)
-
50
dB
Power Supplies
Power Supply Current
Normal Operation (PDN pin = âHâ)
VA
3.8
5.7
mA
VD
(fs=48kHz)
2.3
3.5
mA
VD
(fs=96kHz)
4.4
6.7
mA
Power down mode (PDN pin = âLâ)
(Note 4)
VA+VD
10
100
ïA
Note 2. ã¢ããã°å
¥åé»å§ã®ãã«ã¹ã±ã¼ã«å¤(0dB)ã§ããVAé»å§ã«æ¯ä¾ãã¾ããVin = 0.6 à VA (Vpp)ã
Note 3. VA, VDã«1kHz, 50mVppã®æ£å¼¦æ³¢ãéç³ããå ´åã§ãã
Note 4. å
¨ã¦ã®ãã£ã¸ã¿ã«å
¥åãã³ãVDã¾ãã¯VSSã«åºå®ããæã®å¤ã§ãã
MS1641-J-00
-5-
2014/04
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