NJG1707PG1 데이터 시트보기 (PDF) - Japan Radio Corporation

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NJG1707PG1

800MHz TDMA FRONT-END GaAs MMIC

Japan Radio Corporation  

nTYPICAL CHARACTERISTICS (LNA)

Measured on the PCB evaluation circuit.

LNA NF,Gain vs. Frequency

(V =2.7V,I =2.7mA)

19

DD3

DD3

2

18

1.8

GAIN

17

1.6

16

1.4

NF

15

1.2

14

750

800

850

900

Frequency (MHz)

1

950

LNA I ,P-1dB vs. V

DD3

DD3

(f=820MHz)

5

6

P-1dB

4.5

4

4

2

3.5

0

I

DD3

3

-2

2.5

-4

2

-6

2.5

3

3.5

4

4.5

5

V (V)

DD3

4

2

0

-2

-4

-6

-8

-10

2.5

LNA IIP3,OIP3 vs. V

DD3

(f=820+820.1MHz,Pin=-30dBm)

OIP3

IIP3

3

3.5

4

4.5

V (V)

DD3

18

16

14

12

10

8

6

4

5

NJG1707PG1

19

18

17

16

15

14

2.5

LNA Gain,NF vs. V

DD3

(f=820MHz)

Gain

NF

3

3.5

4

4.5

V (V)

DD3

2

1.8

1.6

1.4

1.2

1

5

LNA Pout,IM3 vs. Pin

(V =2.7V,I =2.7mA,f=820+820.1MHz)

10

DD3

DD3

0

Pout

-10

-20

IM3

-30

-40

-50

-60

-70

-40 -35 -30 -25 -20 -15 -10 -5 0

Input Power (dBm)

ANT SW - LNA OUT Isolation vs. Frequency

( RX and LNAin :50ohm terminated,V =3.5V , V =0V)

-30

DD

SS

RX-ANT2 Thru

-40

RX-EXT1 Thru

-50

RX-ANT1 Thru

-60

-70

RX-EXT2 Thru

-80

100 200 300 400 500 600 700 800 900 1000

Frequency (MHz)

- 11 -

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