NJG1705V
1.5/1.9GHz BAND FRONT-END GaAs MMIC
nGENERAL
DESCRIPTION
NJG1705V is a front-end GaAs MMIC including
a LNA, local amplifier and a Mixer, designed mainly
for 1.5 and 1.9GHz band cellular phone.
NJG1705V exhibits low noise of 16dB at 1.5GHz
and 2.1dB at 1.9GHz at low total current
consumption of 9.5mA.
nFEATURES
lLow
voltage operation
lLow
current consumption
lHigh
conversion gain
lLow
noise figure
lHigh
IIP3
lPackage
nPIN
CONFIGURATION
nPACKAGE
OUTLINE
NJG1705V
+2.7V typ.
9.5mA typ.
23.5dB typ. @f
RF
=1489MHz, P
RF
=-50dBm, f
LO
=1619MHz, P
LO
=-10dBm
20.5dB typ. @f
RF
=1900MHz, P
RF
=-50dBm, f
LO
=1660MHz, P
LO
=-10dBm
1.6dB typ. @f
RF
=1489MHz, f
LO
=1619MHz, P
LO
=-10dBm, f
IF
=130MHz
2.2dB typ. @f
RF
=1900MHz, f
LO
=1660MHz, P
LO
=-10dBm, f
IF
=240MHz
-15.5dBm typ. @f
RF
=1489.0+1489.1MHzf
LO
=1619MHz, P
LO
=-10dBm
-10dBm typ. @f
RF
=1900.0+1900.1MHzf
LO
=1660MHz, P
LO
=-10dBm
SSOP10
V Type
(Top View)
1
2
3
4
5
10
9
8
7
6
Pin Connection
1.LNAIN
2.LNACAP
3.GND
4.IFOUT
5.VLO
6.LOIN
7.GND
8.MIXIN
9.GND
10.LNAOUT
-1-
NJG1705V
nABSOLUTE
MAXIMUM RATINGS
PARAMETER
LNA Voltage
MIXER Voltage
Local Amplifier Voltage
InputPower1
InputPower2
Power Dissipation
Operating Temperature
Storage Temperature
SYMBOL
CONDITIONS
V
LNA
V
MIX
V
LO
P
LNAIN
V
LNA
=V
MIX
=V
LO
=2.7V
P
LOIN
V
LNA
=V
MIX
=V
LO
=2.7V
P
D
T
opr
T
stg
(T
a
=+25°C, Z
s
=Z
l
=50Ω)
RATINGS
UNITS
5.0
V
5.0
V
5.0
V
+15
dBm
+10
dBm
320
mW
-40~+85
°C
-55~+125
°C
nELECTRICAL
CHARACTERISTICS 1
(1.5GHz band)
COMMON CONDITIONS: T
a
=+25°C, V
LNA
=V
MIX
=V
LO
=2.7V, f
RF
=1489MHz, f
LO
=1619MHz,f
IF
=130MHz,
P
RF
=-50dBm, P
LO
=-10dBm, Z
s
=Z
l
=50Ω, Application Circuit,
1.5GHz band, f
LO
=1619MHz
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX UNITS
Operating Frequency
freq
1470
1489
1520
MHz
LNA Voltage
V
LNA
2.5
2.7
4.5
V
MIXER Voltage
V
MIX
2.5
2.7
4.5
V
Local Amplifier Voltage
V
LO
2.5
2.7
4.5
V
LNA current
I
LNA
RF, LO=OFF
-
3.5
5.0
mA
MIXER current
I
MIX
RF, LO=OFF
-
5.0
6.6
mA
Local Amplifier current
I
LO
RF, LO=OFF
-
1.0
2.0
mA
Total current
I
AL
RF, LO=OFF
-
9.5
13.6
mA
Conversion Gain
Gc
21.0
23.5
-
dB
Gain Flatness
G
flat
f
RF
=1470-1520MHz
-
1.0
1.5
dB
Noise Figure
NF
-
1.6
1.9
dB
1dB Gain Compression
P-1dB
-4.0
-2.0
-
dBm
Output Power
Input 3’rd Intercept Point
IIP3
f
RF
=1489.0+1489.1MHz
-18.0
-15.5
-
dBm
Image Suppression Level
IMR
-
-11.0
-8.0
dBc
RF IN VSWR
VSWR
i
-
2.0
3.0
-2-
NJG1705V
nELECTRICAL
CHARACTERISTICS
(1.5GHz band LNA)
COMMON CONDITIONS: T
a
=+25°C, V
LNA
=2.7V, V
MIX
=V
LO
=0V, f
RF
=1489MHz, Z
s
=Z
l
=50Ω,
f
LO
=1619MHz, Application Circuit, 1.5GHz band, f
LO
=1619MHz
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
Small Signal Gain
Gain
-
15.0
-
Noise Figure
NF
-
1.2
-
Input 3’rd Intercept Point
IIP3
f
RF
=1489.0+1489.1MHz
-
-4.0
-
RF IN VSWR
VSWRi
-
2.0
-
RF OUT VSWR
VSWRo
-
2.0
-
UNITS
dB
dB
dBm
nELECTRICAL
CHARACTERISTICS
(1.5GHz band MIXER)
COMMON CONDITIONS: T
a
=+25°C, V
LNA
=0V, V
MIX
=V
LO
=2.7V, f
RF
=1489MHz, f
LO
=1619MHz,
P
RF
=-30dBm, P
LO
=-10dBm, Z
s
=Z
l
=50Ω, Application Circuit,
1.5GHz band, f
LO
=1619MHz
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
Conversion Gain
G
c
-
8.0
-
Noise Figure
NF
-
8.0
-
Input 3’rd Intercept Point
IIP3
f
RF
=1489.0+1489.1MHz
-
-1.0
-
UNITS
dB
dB
dBm
-3-
NJG1705V
nELECTRICAL
CHARACTERISTICS 2
(1.9GHz band)
COMMON CONDITIONS: T
a
=+25°C, V
LNA
=V
MIX
=V
LO
=2.7V, f
RF
=1900MHz, f
LO
=1660MHz, f
IF
=240MHz,
P
RF
=-50dBm, P
LO
=-10dBm, Z
s
=Z
l
=50Ω, Application Circuit,
1.9GHz band, f
LO
=1660MHz
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Operating Frequency
freq
1890
1900
1920
MHz
LNA Voltage
V
LNA
2.5
2.7
4.5
V
MIXER Voltage
V
MIX
2.5
2.7
4.5
V
Local Amplifier Voltage
V
LO
2.5
2.7
4.5
V
LNA Current *1
I
LNA
RF, LO=OFF
-
3.5
5.0
mA
MIXER Current *2
I
MIX
RF, LO=OFF
-
5.0
6.6
mA
Local Amplifier Current *3
I
LO
RF, LO=OFF
-
1.0
2.0
mA
Total Current
I
AL
RF, LO=OFF
-
9.5
13.6
mA
Conversion Gain
Gc
18.5
20.5
-
dB
Gain Flatness
G
flat
f
RF
=1890-1920MHz
-
1.3
1.8
dB
Noise Figure
NF
-
2.2
2.5
dB
1dB Gain Output Compression
P-1dB
-3.0
-1.0
-
dBm
Output Power
Input 3’rd Intercept Point
IIP3
f
RF
=1900.0+1900.1MHz -14.0
-10.0
-
dBm
Image Suppression Level
IMR
-
-6.5
-4.5
dBc
RF IN VSWR
VSWR
I
-
2.0
3.0
-4-
NJG1705V
nELECTRICAL
CHARACTERISTICS
(1.9GHz band LNA)
COMMON CONDITIONS: T
a
=+25°C, V
LNA
=2.7V, V
MIX
=V
LO
=0V, f
RF
=1900MHz, Z
s
=Z
l
=50Ω,
Application Circuit, 1.9GHz band, f
LO
=1660MHz
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
Small signal Gain
Gain
-
13.0
-
Noise Figure
NF
-
1.4
-
Input 3’rd Intercept Point
IIP3
f
RF
=1900.0+1900.1MHz
-
-3.0
-
RF IN VSWR
VSWRi
-
2.0
-
RF OUT VSWR
VSWRo
-
2.0
-
UNITS
dB
dB
dBm
nELECTRICAL
CHARACTERISTICS
(1.9GHz band MIXER)
COMMON CONDITIONS: T
a
=+25°C, V
LNA
=0V, V
MIX
=V
LO
=2.7V, f
RF
=1900MHz, f
LO
=1660MHz,
P
RF
=-30dBm, P
LO
=-10dBm, Zs=Zl=50Ω, f
LO
=1660MHz,
Application Circuit, 1.9GHz band, f
LO
=1660MHz
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
Conversion Gain
G
c
-
8.0
-
Noise Figure
NF
-
8.0
-
Input 3’rd Intercept Point
IIP3
f
RF
=1900.0+1900.1MHz
-
4.0
-
UNITS
dB
dB
dBm
-5-
京公网安备 11010802033920号
EEWORLD
