APA2174 查看數據表（PDF） - Anpec Electronics
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APA2174 Datasheet PDF : 21 Pages
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APA2174
Typical Operating Characteristics (Cont.)
Output Noise Voltage vs. Frequency
50µ
VDD=3.3V
RL=600Ω
AV=-1V/V
Ci=1µF
A-Weighting
Left channel
10µ
Right channel
Output Noise Voltage vs. Frequency
50µ
VDD=3.3V
RL=100kΩ
AV=-1V/V
Ci=1µF
A-Weighting
Left channel
10µ
Right channel
1µ
20
100
1k
Frequency (Hz)
10k 20k
Frequency Response
+1
+220
+0
Gain
+200
Phase
-1
+180
1µ
20
100
1k
Frequency (Hz)
10k 20k
Frequency Response
+1
+220
Gain
+0
+200
Phase
-1
+180
-2
-3
10
VDD=3.3V
Av=-1V/V
RL=600Ω
Ci=1µF
+160
100
1k
10k
Frequency (Hz)
+140
200k
PSRR vs. Frequency
+0
-10 VDD=3.3V
-20
RL=600Ω
AV=-1V/V
-30 Ci=1µF
-40 Vrr=0.1Vrms
-50
-60
-70
-80
Right channel
-90
-100
-110
Left channel
-120
20
100
1k
Frequency (Hz)
10k 20k
-2
-3
10
VDD=3.3V
Av=-1V/V
RL=100kΩ
Ci=1µF
+160
100
1k
10k
+140
200k
Frequency (Hz)
PSRR vs. Frequency
+0
-10 VDD=3.3V
-20
RL=100kΩ
AV=-1V/V
-30 Ci=1µF
-40 Vrr=0.1Vrms
-50
-60
-70
-80
Right channel
-90
-100
Left channel
-110
-120
20
100
1k
Frequency (Hz)
10k 20k
Copyright © ANPEC Electronics Corp.
6
Rev. A.6 - Dec., 2011
www.anpec.com.tw
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