NJG1705V
n
TYPICAL CHARACTERISTICS (LNA+MIXER 1.9GHz band fLO=1660MHz)
Conversion Gain , Noise Figure
vs. V
, V , V
Output-IP3 , Input-IP3 vs. V LNA , VMIX , VLO
LNA
MIX LO
(f =1900MHz,f =1660MHz)
(fRF=1900+1900.1MHz,fLO=1660MHz)
RF
LO
12
23
22
21
20
19
18
4
IIP3
-10
Gc
10
3.5
3
OIP3
-12
8
-14
6
2.5
2
NF
-16
4
-18
2
1.5
1.5
2
2.5
3
3.5
4
4.5
5
5.5
2
2.5
3
3.5
4
4.5
5
VLNA , VMIX , VLO (V)
V
, V , V (V)
MIX LO
LNA
3IF-IM3
2
OIP3=
Condition
fIF=240MHz
fRF1=1900.0MHz, PRF=-35dBm
fRF2=1900.1MHz
fLO=1660MHz, PLO=-10dBm
Condition
fIF=240MHz
fRF=1900MHz, PRF=-50dBm
fLO=1660MHz, PLO=-10dBm
3IF-IM3
2
IIP3=
-Gc
@PRF=-35dBm
IF , IM3 vs. RF Power
(VLNA=VMIX=VLO=2.7V,fRF=1900+1900.1MHz,fLO=1660MHz)
IF vs. RF Power
(V =V =V =2.7V,f =1900MHz,f =1660MHz)
LNA
MIX
LO
RF
LO
20
5
0
0
IF
-5
-20
-10
-15
-20
-25
-30
IM3
-40
-60
-80
-50
-40
-30
-20
-10
0
-50
-40
-30
-20
-10
0
RF Power (dBm)
RF Power (dBm)
Condition
fIF=240MHz
fRF1=1900.0MHz
fRF2=1900.1MHz
fLO=1660MHz, PLO=-10dBm
VLNA=VMIX=VLO=2.7V
Condition
fIF=240MHz
fRF=1900MHz
fLO=1660MHz, PLO=-10dBm
VLNA=VMIX=VLO=2.7V
- 17 -
NJRC [ NEW JAPAN RADIO ]
