LA7780M データシートの表示（PDF） - SANYO -> Panasonic

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LA7780M

QPSK Downconverter for CATV Systems

SANYO -> Panasonic 

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

VCC

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 kΩ

I = 1 mA

3.0

0

R = 100 Ω

3.3

I = 1 mA

24

Output level

adjustment

2.5

R = 25 kΩ

Equivalent circuit

No. 5268-6/9

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