APA2174 Просмотр технического описания (PDF) - Anpec Electronics
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APA2174 Datasheet PDF : 21 Pages
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APA2174
Electrical Characteristics
VDD=3.3V, VGND=VPGND=0V, VRSD=VLSD=VDD, CCPF=CCPO=2.2µF, Ci=1µF, Ri=Rf=10kΩ, TA=25oC (unless otherwise noted)
Symbol
Parameter
IDD
Supply Current
ISD
Shutdown Current
Ii
Input current
CHARGE PUMP
fOSC
Switching Frequency
Req
Equivalent Resistance
DRIVERS
Test Conditions
VRSD=VLSD=0V
RSD, LSD
Min.
-
-
-
APA2174
Typ.
5
1
0.1
Max.
10
5
-
400
500
600
-
21
25
AVO
Open Loop Voltage Gain
80
GBW
Unity Gain Bandwidth
8
RO
Output Resistance
IO=10mA
-
VSR
Slew Rate
-
VOS
Output Offset Voltage
VDD=2.3V to 4.5V, RL = 600Ω
-8
Vn
Noise Output Voltage
-
VDD=2.3V to 4.5V, Vrr=200mVrms
fin= 217Hz
PSRR
Power Supply Rejection Ratio
-
fin= 1kHz
fin= 20kHz
Tstart-up
Start-up Time
-
VESD
ESD Protection
OUTR, OUTL
-
THD+N=1%, fin=1kHz
VO
Output Voltage
(Stereo, in Phase)
RL=600Ω
2
RL=100kΩ
VDD=4.5V, THD+N=1%, fin=1kHz
RL=600Ω
-
RL=100kΩ
VO=2Vrms, RL=600Ω
THD+N
Total Harmonic Distortion
Plus Noise
fin=20Hz
fin=1kHz
-
fin=20kHz
VO=2Vrms, RL=600Ω
Crosstalk Channel Separation
fin=20Hz
fin=1kHz
-
fin=20kHz
S/N
Signal to Noise Ratio
VO=2Vrms, RL=600Ω
With A-weighting Filter
-
100
-
10
-
-
100
2.5
-
-
8
10
20
-90
-70
-90
-70
-65
-60
500
-
8
-
2.1
-
2.3
2.9
-
3.2
0.020
0.002
-
0.020
100
90
-
70
105
-
Unit
mA
µA
µA
kHz
Ω
dB
MHz
Ω
V/µs
mV
µVrms
dB
µs
kV
Vrms
%
dB
Copyright © ANPEC Electronics Corp.
4
Rev. A.6 - Dec., 2011
www.anpec.com.tw
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