參數(shù)資料
型號(hào): BD3860K
廠商: Rohm CO.,LTD.
英文描述: Built-in BBE Audio sound controller
中文描述: 內(nèi)置BBE的Audio聲音控制器
文件頁(yè)數(shù): 19/27頁(yè)
文件大?。?/td> 295K
代理商: BD3860K
BD3860K
Audio ICs
19/26
10
20
0
+
5
5
10
15
+
10
+
15
+
20
100
50
500 1k
5k 10k
100k
f(Hz)
G
Fig.7 Bass gain-frequency (reference)
characteristics
VCC
=
9V
VIN
=
200mVrms
R1
=
3.3k
C1
=
C2
=
0.22
μ
F
10
20
0
+
5
5
10
15
+
10
+
15
+
20
100
50
500 1k
5k 10k
100k
f(Hz)
G
VCC
=
9V
VIN
200mVrms
C
=
0.0047
μ
F
Fig.8 Treble gain-frequency (reference)
characteristics
Constant set up tone loudness filter
6.8k(Typ.)
30dB tap
ON
OFF
LOUDNESS
SW
LOUD1
OUT
MAIN VOLUME
+
VIN1
IN
C1
Setting for ATT of Main Volume
Setting for High frequency gain and "fch"
Setting for "fcl"
C2
R2
R1
=
6.8k
Fig.9
30dB
fcl
fch
f(Hz)
0dB
Large
High Gain
fcl
=
1/(2
π×
C1
×
R1)
fch
=
1/(2
π×
C2
×
R2)
R2
3dB
3dB
Low Gain
14dB
Small
MAIN VOLTAGE
ATT
Fig.10
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