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LA7780M 데이터 시트보기 (PDF) - SANYO -> Panasonic
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LA7780M
QPSK Downconverter for CATV Systems
SANYO -> Panasonic
LA7780M Datasheet PDF : 9 Pages
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Continued from preceding page.
Pin No.
Function
Pin voltage (V)
13
Post-amp output
R = 30
Ω
2, 3
I = 7 mA
LA7780M
Note
14
Post-amp input
15
GND
16
IF output
17
V
CC
18
Oscillator input 4
19
Oscillator input 3
20
Oscillator input 2
21
Oscillator input 1
22
GND
23
Divider output
V = 2.1 V
2.0
R = 300
Ω
0
R = 100
Ω
1.7
I = 3.5 mA
5.0
3.0
V = 3.0 V
R = 5 k
Ω
I = 1 mA
3.0
0
R = 100
Ω
3.3
I = 1 mA
24
Output level
adjustment
2.5
R = 25 k
Ω
Equivalent circuit
No. 5268-6/9
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