NJG1707PG1
n
TYPICAL CHARACTERISTICS (LNA)
Measured on the PCB evaluation circuit.
LNA NF,Gain vs. Frequency
LNA Gain,NF vs. VDD3
(V =2.7V,I =2.7mA)
(f=820MHz)
DD3
DD3
19
18
17
16
15
14
2
19
18
17
16
15
14
2
Gain
1.8
1.6
1.4
1.2
1
1.8
1.6
1.4
1.2
1
GAIN
NF
NF
750
800
850
Frequency (MHz)
900
950
2.5
3
3.5
4
4.5
5
V
(V)
DD3
LNA I ,P-1dB vs. V
LNA Pout,IM3 vs. Pin
DD3
DD3
(V =2.7V,I =2.7mA,f=820+820.1MHz)
(f=820MHz)
DD3
DD3
5
4.5
4
6
10
0
P-1dB
4
Pout
-10
-20
-30
-40
-50
-60
-70
2
IM3
3.5
3
0
I
DD3
-2
-4
-6
2.5
2
2.5
3
3.5
4
4.5
5
-40
-35
-30
-25
-20
-15
-10
-5
0
V
(V)
Input Power (dBm)
DD3
LNA IIP3,OIP3 vs. V
(f=820+820.1MHz,Pin=-30dBm)
ANT SW - LNA OUT Isolation vs. Frequency
DD3
( RX and LNAin :50ohm terminated,V =3.5V , V =0V)
DD
SS
4
2
18
16
14
12
10
8
-30
-40
-50
-60
-70
-80
RX-ANT2 Thru
OIP3
IIP3
RX-EXT1 Thru
0
-2
-4
-6
-8
-10
RX-ANT1 Thru
RX-EXT2 Thru
6
4
2.5
3
3.5
4
4.5
5
100 200 300 400 500 600 700 800 900 1000
Frequency (MHz)
V
(V)
DD3
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NJRC [ NEW JAPAN RADIO ]
