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參數資料
| 型號： | LA3220 |
| 元件分類： | 音頻／視頻放大 |
| 英文描述： | 2 CHANNEL, AUDIO PREAMPLIFIER, DIP14 |
| 封裝： | DIP-14 |
| 文件頁數： | 8/8頁 |
| 文件大小： | 143K |
| 代理商： | LA3220 |
LA3220
No.912-8/9
VNI – Rg
VNI – VCC
7
10.0
1.0
3
0
5
7
3
2
– 30
– 20
– 10
26
8
12
10
414
10
100
3
Supply voltage, VCC –V
35
100
Frequency, f – Hz
2.0
3.0
1.0
0
4.0
– 120
– 100
– 80
– 60
– 40
5
1k
72
5
7 10k
100k
32
2
57
33
Signal source resistance, Rg –
Ω
Ripple Rejection – VCC
26
8
10
412
14
23
5
1k
23
5
10k
23
5
2
100k
Supply voltage, VCC –V
CT – f
Equivalent
input
noise
voltage,
V
NI
–
μ
V
Equivalent
input
noise
voltage,
V
NI
–
μ
V
Ripple
rejection
rate,
Rrej
–
d
B
Crosstalk,
CT
–
d
B
4
3
6
5
0
2
1
4
3
6
7
8
5
0
2
1
04
26
10
812
14
16
– 20
0
204060
80
2
3
0
1
4
5
VN,VO – VCC
VO – Ta
Center
point
voltage,
V
N
–V
Output
voltage,
V
O
–V
Output
voltage,
V
O
–V
VCC = 5V
VG = 40dB
RL = 10kΩ
B.P.F = 20Hz to 20kHz
VCCR = 150mVrms/100Hz
RL = 10kΩ
VG = 40dB NAB
Rg = 2.2k
Ω
VCC = 5V
RL = 10kΩ
f = 1kHz
VCC = 5V
RL = 10kΩ
Rg = 2.2k
Ω
NAB 40dB/1kHz
Rg = 2.2k
Ω
VG = 40dB
RL = 10kΩ
B.P.F = 20Hz to 20kHz
Rg = 0
RL = 10kΩ
f = 1kHz
RL = 10kΩ
THD = 1%
f = 1kHz
RL = 10kΩ
THD = 1%
VG = 40dB
30
40
50
20
60
35
7
22
Feedback resistance, RNF – Ω
Supply voltage, VCC –V
02
4
6
8
10
12
14
16
Supply voltage, VCC –V
Ambient temperature, Ta –
°C
0
14
8
10
12
2
4
6
VG – RNF
ICCO – VCC
V
oltage
gain,VG
–
d
B
Quiescent
current,I
CCO
–m
A
CH2
CH1
CD = 100μ
200
μ
V N
V O
4.7k
Ω
0.033
μF
2.2k
Ω
input
output
51k
Ω
10k
Ω
10
μF
22
μF
RNF
VCC = 14V
12V
7.5V
9V
5V
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