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TENTATIVE
800MHz BAND DOWNCONVERTER GaAs MMIC
nGENERAL DESCRIPTION nPACKAGE OUTLINE
NJG1708PC1 is a downconverter GaAs MMIC including
a 2xLNA, local amplifier and MIXER, designed NJG1708PC1
exhibits mainly for 800MHz band cellular phone.
The Ultra Small & Thin FFP16-C1 package is applied.
NJG1708PC1
nFEATURES
lLow voltage operation +3.0V typ.
lLow current consumption 9mA typ.
lHigh conversion gain 28dB typ. @fRF=820MHz, PRF=-50dBm, fLO=690MHz, PLO=-15dBm
lLow noise figure 1.7dB typ. @fRF=820MHz, fLO=690MHz, PLO=-15dBm
lHigh Input IP3 -14dBm typ. @fRF=820.0+820.1MHz, fLO=690MHz, PLO=-15dBm
lUltra Small & Thin Package FFP16-C1 (Mount Size: 2.5mmX2.5mmX0.85mm)
nBLOCK DIAGRAM
PC1 Type
(Top View)
16
15 14 13
1
2
3
4
5 6
NOTE: Please note that any information on this catalog will be subject to change.
7
12
11
10
9
8
Pin Connection
1.LNAIN1
2.GND
3. LNAIN2
4.GND
5.LOIN
6.GND
7.V
LO
8.GND
9.IFOUT
10.GND
11.MIXIN
12.GND
13.LNAOUT
14.V
CTL
15.GND
16.V
INV
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nABSOLLUTE MAXIMUM RATINGS
(Ta=+25°C, Zs=Zl=50Ω)
PARAMETER SYMBOL CONDITIONS RATINGS UNITS
LNA Voltage V
Mixer Voltage V
Local Amplifier Voltage V
Input Power 1 P
Input Power 2 P
Power Dissipation P
Operating Temperature T
Storage Temperature T
LNA
MIX
LO
LNAIN
LOIN
D
opr
stg
V
LNA=VMIX=VLO
V
LNA=VMIX=VLO
=2.7V +15 dBm
=2.7V +10 dBm
5.0 V
5.0 V
5.0 V
320 mW
-40~+85 °C
-55~+125 °C
nELECTRICAL CHARACTERISTICS (LNA)
COMMON CONDITIONS: Ta=-20~+75°C, V
=3.0V, V
LNA
=3.0V, V
INV
MIX=VLO
=0V, fRF=820MHz,
Zs=Zl=50Ω, Measuring Test Circuit (fLO=690MHz)
PARAMETERS SYMBOL CONDITIONS MIN TYP MAX UNITS
Operating Frequency freq 800 820 900 MHz
LNA Voltage V
LNA Current I
LNA Operating Voltage (LOW) V
LNA Operating Voltage (HIGH) V
LNA
LNA
CTL(L)
CTL(H)
PRF, PLO=OFF - 3.0 4.0 mA
2.5 3.0 4.5 V
- 0 0.8 V
2.4 3.0 - V
Small Signal Gain Gain 14.0 15.5 18.0 dB
Noise Figure NF - 1.4 - dB
fRF=810±10MHz
Gain Flatness G
flat
fRF=893.5±4.5MHz
- - 0.5 dB
fRF=877.5±7.5MHz
Output 3rd order
Intercept point
OIP3 fRF=820.0+820.1MHz - 13.0 - dBm
Isolation ISO - 30.0 - dB
RF IN VSWR VSWR
RF OUT VSWR VSWR
i
- 1.5 2.0 -
- 2.0 - -
nELECTRICAL CHARACTERISTICS (MIXER)
COMMON CONDITIONS: Ta=-20~+75°C, V
LNA
=0V, V
MIX=VLO
=3.0V, V
=0V, fRF=820MHz,
INV
fLO=690MHz, PRF=-30dBm, PLO=-15dBm, Zs=Zl=50Ω,
Measuring Test Circuit (fLO=690MHz)
PARAMETERS SYMBOL CONDITIONS MIN TYP MAX UNITS
Operating Frequency freq 800 820 900 MHz
Mixer Voltage V
Mixer Current I
Local Amplifier Current I
Conversion Gain G
MIX
MIX
LO
PRF, PLO=OFF - 5.0 6.7 mA
PRF, PLO=OFF - 1.0 2.0 mA
c
2.5 3.0 4.5 V
- 12.0 - dB
Noise Figure NF - 5.0 6.0 dB
Output 3rd order
Intercept point
OIP3 fRF=820.0+820.1MHz - +14.5 - dBm
Local Leak Pleak PLO=-10dBm - -26.0 -20.0 dBm
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