UPC2766GS-E1 Просмотр технического описания (PDF) - NEC => Renesas Technology

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Компоненты Описание

производитель

UPC2766GS-E1

WIDE BAND IQ DEMODULATOR FOR DIGITAL VIDEO/DATA RECEIVER

NEC => Renesas Technology 

MEASUREMENT CIRCUIT

(@ ZL = 250 Ω)

µPC2766GR/GS

I out

Note 3

200 Ω

Spectrum

Analyzer

50 Ω

OSC IN

50 Ω

Power

Divider

8 pF

300 nH 250 Ω

1 000 pF 1 000 pF

1 000 pF 1 000 pF 1 000 pF 1 000 pF

Q out

200 Ω

Note 3

300 nH

250 Ω

8 pF

1 000 pF 1 000 pF

20

19 18

17

16

15

14

13

12

11

I-IF Amp.

I-Lo.Buff.Amp

I-MIX.

Q-IF Amp.

Q-Lo.Buff.Amp

Q-MIX.

RF AGC

RF Pre.Amp.

AGC cont.

1

2

3

4

5

6

7

8

9

10

1 000 pF 1 000 pF

1 000 pF

1 000 pF 1 000 pF

1 000 pF 1 000 pF

1 000 pF

Note 3

SG

RF IN

Vagc Vcc

is Low pass filter in order to eliminate local leak.

10

Data Sheet P10193EJ4V0DS00

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