參數(shù)資料
型號(hào): LA1838
廠商: Sanyo Electric Co.,Ltd.
英文描述: Single-Chip Home Stereo IC with Electronic Tuning Support(帶電子調(diào)諧的家庭立體聲芯片)
中文描述: 單芯片家用音響集成電路與電子調(diào)諧支持(帶電子調(diào)諧的家庭立體聲芯片)
文件頁數(shù): 8/9頁
文件大小: 110K
代理商: LA1838
No. 5888-8/9
LA1838
Distortion vs. Ambient Temperature Characteristics
O
O
d
V
O
O
Frequency, f
m
— kHz
Ambient temperature, Ta —
°
C
Frequency, fm — kHz
Ambient temperature, Ta —
°
C
0.01
-40
-10
-5
2
-30
-35
3
-25
5
-20
7
-15
2 3
5 7
2 3
2
5 7
0.1
1.0
10
0.01
-40
-10
-5
2
-30
-35
3
-25
5
-20
7
-15
2 3
5 7
2 3
2
5 7
0.1
1.0
10
-40
0.1
1.0
2
-20
3
5
7
20
60
100
0
40
80
-40
0
90
80
30
20
10
40
-20
50
60
70
20
60
100
0
40
80
0
0
C
T
AM Detector Output Frequency Characteristics (1)
AM Detector Output Frequency Characteristics (2)
Separation vs. Ambient Temperature Characteristics
Sep-L
Sep-R
S/N Mono
THD Mono
THD Main
THD st
THD sub
S/N Stereo
24
22
0.01
μ
F
R
24
22
R
C
C=002
μ
C=00
C=007
μ
R = 10 k
R = 33 k
R = 18 k
Overall AM Characteristics
AM THD and V
SM
Characteristics
V
= 9 V
f
c
= 1 MHz
f
m
= 1 kHz, 30%mod
Input, — dB
μ
Input, — dB
O
T
S
S
5.0
4.0
4.5
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
0
20
40
60
80
100
120
140
0
0
20
-20
40
60
80
100
140
120
-10
-20
-30
-40
-50
-60
-70
-80
THD = 30%mod
THD = 80%mod
Out
V
SM
Noise
V
= 9 V
f
c
= 1 MHz
f
m
= 1 kHz,30%mod
0
0
350
300
50
2
150
100
200
250
6
10
20
18
16
4
8
Radj — k
12
14
SD Band Adjustment Characteristics
S
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