CXA3095N Просмотр технического описания (PDF) - Sony Semiconductor

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производитель

CXA3095N

All Band TV Tuner IC (VHF-CATV-UHF)

Sony Semiconductor 

Example of Representative Characteristics

Conversion gain vs. Reception frequency

(Untuned input)

40

30

UHF

VHF (Low)

20

VHF (High)

10

0

0 100 200 300 400 500 600 700 800 900

Receiving frequency [MHz]

I/O characteristics (Untuned input)

20

0

fRF = 100MHz (VHF)

–20

fRF = 450MHz (UHF)

fIF is the both 45MHz

–40

–60

–60 –50 –40 –30 –20 –10 0 10

RF input level [dBm]

CXA3095N

Next adjacent cross modulation vs.

Reception frequency (Untuned input)

120

VHF (Low) VHF (High)

100

UHF

fIF = 45MHz, 100kHz 30%AM

80

fUD = fD + 12MHz

fUD = fD – 12MHz

60

40

20

0

0 100 200 300 400 500 600 700 800 900

Receiving frequency [MHz]

Noise figure vs. Reception frequency

(Untuned input, in DSB)

20

fIF = 45MHz

15

VHF (High)

VHF (Low)

10

UHF

5

0

0 100 200 300 400 500 600 700 800 900

Receiving frequency [MHz]

–7–

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