APA2172 查看數據表（PDF） - Anpec Electronics
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APA2172 Datasheet PDF : 22 Pages
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APA2172
Typical Operating Characteristics (Cont.)
PSRR vs. Frequency
+0
VDD=3.3V
-20
RL=100kΩ
AV=-1V/V
Ci=1µF
-40 Vrr=0.2Vpp
-60
-80
-100
Right channel
Left channel
-12020
100
1k
20k
Frequency (Hz)
Output Voltage FFT vs. Frequency
+0
VDD=3.3V
-20 RL=600Ω
AV=-1V/V
-40 VO=-60dB to 2Vrms
-60
-80
-100
-120
-140
0k
5k
10k
15k
20k
Frequency (Hz)
Supply Current vs. Supply Voltage
10
9 AV=-2V/V
No Load
8
7
6
5
4
3
2
1
0
0.0 1.0 2.0 3.0 4.0 5.0 5.5
Supply Voltage (V)
GSM Power Supply Rejection vs. Frequency
+0
-25
-50
-75
-100
-125
-150
0
+0
-25
-50
-75
-100
-125
-150
400 800 1.2k 1.6k 2k
Frequency (Hz)
GSM Power Supply Rejection vs. Time
1
VD D
V
LOUT
2
VROUT
3
CH1: VDD, 500mV/Div, DC, Offset=3.3V
CH2: VLOUT, 20mV/Div, DC
CH3: VROUT, 20mV/Div, DC
TIME:2ms/Div
Copyright © ANPEC Electronics Corp.
8
Rev. A.8 - Aug., 2013
www.anpec.com.tw
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