参数资料
型号: U4479B-MFLG3
英文描述: DVB-Cable IF Converter and Full Multi-Standard Video-/Sound IF Processing
中文描述: 的DVB -电缆中频转换器和完整的标准Video-/Sound中频处理
文件页数: 10/11页
文件大小: 257K
代理商: U4479B-MFLG3
U4479B
TELEFUNKEN Semiconductors
Rev. A2, 14-Jan-98
Preliminary Information
8 (11)
Basic Application Circuit
28
12
3
4
U4479B
56
7
8
9
10
11
12
13
14
27
26
25
24
23
22
21
20
19
18
17
16
15
C
10
8.2
pF
L
1
C
11
10
nF
C
12
22
F
R
4
51
k
R
5
2.2
k
R
3
51
k
W
C
13
10
nF
3.3
nF
C
14
R
2
150
C
9
470
nF
P
3
50
k
P
2
50
k
W
C
26
10
nF
C
27
10
nF
C
28
10
nF
Frequ.
Standard
VIFin
DVB
Ref
Inter–
carrier
AM
AFC
+5
V
VCO
Frequency
Loop
filter
ext.
Loop
filter
Switching
C
5
P
1
10
k
C
6
4.7
F
C
7
Sound
filter
VIF
filter
DVB
filter
V
Ref
AGC
Sound
SIF
1
IF
1
IF
2
AGC
V
ideo
T
uner
AGC
take
over
point
C
8
100
nF
Black
level
T
uner
AGC
CVBS
or
2
nd
IF
1
U4744B
*
2
3
4
8
7
6
5
R
1
50
W
10
nF
C
1
C
2
10
nF
IF
C
3
10
nF
C
4
2.2
F
+12
V
96
12279
W
m
2.2
F
m
2.2
F
m
W
m
current
*
not
for
new
development
Figure 3. Basic application circuit
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