NJG1705V
nTYPICAL
CHARACTERISTICS
(LNA+MIXER 1.5GHz band f
LO
=1619MHz)
Conversion Gain , Noise Figure
vs. RF Frequency
(V
26
LNA
Conversion Gain , Noise Figure vs. LO Power
(V
3.5
LNA
=V
MIX
=V =2.7V)
LO
=V
MIX
=V =2.7V,f =1489MHz,f =1619MHz)
LO
RF
LO
24
5
Gc
23
4.5
Conversion Gain (dB)
Noise Figure (dB)
22
2.5
21
20
19
18
17
3.5
3
2.5
20
2
NF
18
1.5
NF
2
1.5
1
16
1.44
1.46
1.48
1.5
1.52
1.54
1
1.56
16
-40
-30
-20
-10
0
10
RF Frequency (GHz)
Condition
f
IF
=130MHz
P
RF
=-50dBm
P
LO
=-10dBm
V
LNA
=V
MIX
=V
LO
=2.7V
Upper LOCAL
LO Power (dBm)
Condition
f
IF
=130MHz
f
RF
=1489MHz,P
RF
=-50dBm
f
LO
=1619MHz
V
LNA
=V
MIX
=V
LO
=2.7V
Output-IP3 , Input-IP3 vs. LO Power
(V
LNA
=V
MIX
=V =2.7V,f =1469+1489.1MHz,f =1619MHz)
LO
RF
LO
10
-10
OIP3
5
-15
OIP3 (dBm)
0
-20
-5
-25
-10
-40
-30
-35
-30
-25
-20
-15
-10
-5
0
LO Power (dBm)
Condition
f
IF
=130MHz
f
RF1
=1489.0MHz,P
RF
=-35dBm
f
RF2
=1489.1MHz
f
LO
=1619MHz
V
LNA
=V
MIX
=V
LO
=2.7V
OIP3=
3IF-IM3
2
3IF-IM3
IIP3=
-G
c
2
@P
RF
=-35dBm
IIP3 (dBm)
IIP3
-7-
Noise Figure (dB)
Gc
Conversion Gain (dB)
24
3
22
4
NJRC [ NEW JAPAN RADIO ]
