APA2175O Просмотр технического описания (PDF) - Anpec Electronics
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APA2175O Datasheet PDF : 19 Pages
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APA2175
Electrical Characteristics (Cont.)
VDD=3.3V, VRSD=VLSD=VDD, CCPF=CCPO=2.2µF, Ci=1µF, TA=25oC (unless otherwise noted)
Symbol
Parameter
Test Conditions
CHARGE PUMP
fOSC
Switching Frequency
Req
Equivalent Resistance
Rdis
Discharge Resistor at Output
DRIVERS
AV
Internal Voltage Gain
∆AV
Gain Matching
Ri
Input Resistance
Rf
Feedback Resistance
Ro
Output Resistance
VSR
Slew Rate
VOS
Output Offset Voltage
VN
Output Noise
PSRR
Power Supply Rejection Ratio
CL
Tstart-up
VESD
VO
Maximum Capacitive Load
Start-up Time
ESD Protection
Output Voltage
(Stereo, in Phase)
VO
Output Voltage
(Stereo, in Phase)
THD+N
Total Harmonic Distortion
Pulse Noise
Crosstalk Channel Separation
S/N
Signal to Noise Ratio
No Load
IO=10mA
VDD=2.3V to 4.5V, RL = 600Ω
VDD=2.3V to 4.5V, Vrr=200mVrms
fin= 217Hz
fin= 1kHz
fin= 20kHz
OUTR, OUTL
THD+N=1%, fin=1kHz
RL=600Ω
RL=100kΩ
VDD=4.5V, THD+N=1%, fin=1kHz
RL=600Ω
RL=100kΩ
VO=2Vrms, RL=600Ω
fin=20Hz
fin=1kHz
fin=20kHz
VO=2Vrms, RL=600Ω
fin=20Hz
fin=1kHz
fin=20kHz
VO=2Vrms, RL=600Ω
With A-weighting Filter
Min.
400
-
-
-1.55
-
15
23
-
-
-8
-
-
-
-
-
2
-
-
-
-
APA2175
Typ.
500
21
4
-1.5
1
18
27
-
2.5
-
15
-80
-80
-55
400
16
8
2.1
2.3
2.7
2.8
0.020
0.003
0.020
105
105
100
102
Max.
600
25
5
-1.45
2
21
31
100
-
8
30
-60
-60
-45
-
-
-
-
-
-
-
-
Unit
kHz
Ω
kΩ
V/V
%
kΩ
Ω
V/µs
mV
µVrms
dB
pF
ms
kV
Vrms
Vrms
%
dB
Copyright © ANPEC Electronics Corp.
4
Rev. A.3 - Jul., 2010
www.anpec.com.tw
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