APA2020 View Datasheet(PDF) - Anpec Electronics
Part Name
Description
Manufacturer
APA2020 Datasheet PDF : 25 Pages
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APA2020
Electrical Characteristics (Cont.)
AC
Operating
Characteristics
,
V=
DD
5V
,
T=
A
25°C
,
R=
L
4Ω
(unless
otherwise
noted)
Symbol
Parameter
Test Condition
APA2020
Min. Typ. Max.
Unit
PSRR Power supply ripple rejection f =100 Hz
80
dB
Mute attenuation
85
dB
Channel-to-channel output
separation
85
dB
Line HP input separation
75
dB
BTL attenuation in SE mode
80
dB
ZI Input impedance
2
MW
Signal-to-noise ratio
Po = 500 mW , BTL
90
dB
Vn Output noise voltage
80
ì Vrm( s)
Notes 1 : Output power is meaured at the output teminals of the IC at 1 KHz.
Electrical Characteristics (Cont.)
AC
Operating
Characteristics
,
V=
DD
3.3V
,
T=
A
25°C
,
R=
L
4Ω
(unless
otherwise
noted)
Symbol
Parameter
Test Condition
APA2020
Min. Typ. Max.
P(out) Output power (each channel ) THD = 10% , BTL , RL=4Ω
1
see Note 2
RL=8Ω
0.6
THD = 1% , BTL , RL=4Ω
0.8
RL=8Ω
0.5
THD = 10% , SE , RL=4Ω
290
RL=8Ω
180
THD = 1% , SE , RL=4Ω
230
RL=8Ω
140
THD = 0.5% , SE , RL=32 Ω
43
THD + N Total harmonic distortion plus PO = 1.6W , BTL , RL=4Ω
270
noise
PO = 1W , BTL , RL=8Ω
150
PO = 78mW , SE ,RL=32Ω
20
Unit
W
mW
m%
BOM
Maximum output power
bandwidth
Phase margin
V1 = 1V , RL=4Ω , G = 1
G = 10 , THD < 1%
RL = 4Ω , BTL
RL = 4Ω , Open Load
RL = 4Ω , SE
10
>20
KHz
92
70
°
57
Notes 2 : Output power is meaured at the output teminals of the IC at 1 KHz.
Copyright ANPEC Electronics Corp.
4
Rev. A.8 - Nov., 2002
www.anpec.com.tw
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