參數(shù)資料
型號(hào): KA9270
廠商: SAMSUNG SEMICONDUCTOR CO. LTD.
英文描述: Audio Filter(音頻濾波器)
中文描述: 音頻過濾器(音頻濾波器)
文件頁(yè)數(shù): 4/10頁(yè)
文件大?。?/td> 287K
代理商: KA9270
KA9270
AUDIO FILTER
4
TEST CIRCUIT
+
20
19
18
17
16
15
14
1
3
12
11
1
2
3
4
5
6
7
8
9
10
+
+
-
+
-
+
-
+
-
+
MUTE
SW
DE-EM
SW
-
+
-
+
+
+
CH2
OUTPUT
(Vo)
3.3
μ
F
Vcc
47
μ
F
0.01
μ
F
10K
330pF
5.6K
0.0015
μ
F
1/2 Vcc
5.6K
5.6K
4.7
μ
F
1M
0.0012
μ
F
12K
27K
27K
4.7
μ
F
5K
CH2-INPUT
(from SIGNAL
GENERATOR
OUTPUT)
+
-
VI
1/2 Vcc
BUFFER2
BUFFER1
CH1-INPUT
(from SIGNAL
GENERATOR
OUTPUT)
DE-AMP2
DE-AMP1
Vcc
LPF1
LPF2
CH1
OUTPUT
(Vo)
10K
3.3
μ
F
330pF
5.6K
5.6K
0.0015
μ
F
MUTE
CONTROL
SIGNAL
(MUTE)
DE-EMPHASIS
CONTROL
SIGNAL
(DE-EM)
5.6K
27K
27K
12K
1M
0.0012
μ
F
4.7
μ
F
5K
VI
+
-
-
+
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