NJG1705V-C8 データシートの表示（PDF） - Japan Radio Corporation

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NJG1705V-C8

1.5/1.9GHz BAND FRONT-END GaAs MMIC

Japan Radio Corporation  

NJG1705V

nTYPICAL CHARACTERISTICS (LNA+MIXER 1.9GHz band fLO=1660MHz)

Conversion Gain , Noise Figure

vs. RF Frequency

(V =V =V =2.7V)

LNA MIX LO

24

6

Conversion Gain , Noise Figure vs. LO Power

(V =V =V =2.7V,f =1900MHz,f =1660MHz)

LNA MIX LO

RF

LO

22

6

22

Gc

20

5

20

4

18

Gc

5

4

18

3

NF

16

2

14

1

1.8

1.85

1.9

1.95

2

RF Frequency (GHz)

Condition

fIF=240MHz

PRF=-50dBm

PLO=-10dBm

VLNA=VMIX=VLO=2.7V

Lower LOCAL

16

3

14

2

NF

12

1

-40

-30

-20

-10

0

10

LO Power (dBm)

Condition

fIF=240MHz

fRF=1900MHz,PRF=-50dBm

fLO=1660MHz

VLNA=VMIX=VLO=2.7V

Output-IP3 , Input-IP3 vs. LO Power

(V =V =VLO=2.7V,f =1900+1900.1MHz,f =1660MHz)

LNA MIX

RF

LO

15

0

10

-5

5

OIP3

-10

IIP3

0

-15

-5

-20

-10

-40 -35 -30 -25 -20 -15 -10 -5

LO Power (dBm)

-25

0

Condition

fIF=240MHz

fRF1=1900.0MHz, PRF=-35dBm

fRF2=1900.1MHz

fLO=1660MHz

VLNA=VMIX=VLO=2.7V

OIP3=3IF2-IM3

3IF-IM3

IIP3= 2 -Gc

@PRF=-35dBm

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