NJG1553BF
- 1 -
1.9GHz BAND MIXER GaAs MMIC
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GENARAL DESCRIPTION
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PACKAGE OUTLINE
NJG1553BF is a GaAs MMIC MIXER IC with built-in
local amplifier for 1.9GHz PCS applications.
This mixer features high conversion gain, low noise
figure and low distortion.
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FEATURES
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Low Voltage Operation
+2.7V
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Low Current Consumption
7.0mA
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High Conversion Gain
11dB typ.
@f
RF
=1960MHz, P
RF
=-30dBm
f
LO
=2090MHz, P
LO
=-10dBm
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Low noise figure
7dB typ.
@f
RF
=1960MHz, f
LO
=2090MHz, P
LO
=-10dBm
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High Input IP3
-1dBm typ. @f
RF1
=1960.0MHz, f
RF2
=1960.1MHz, P
RF
=-30dBm
f
LO
=2090MHz, P
LO
=-10dBm
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Small package
MTP6 (Mount Size: 2.8x2.9x1.2mm)
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PIN CONFIGURATION
NJG1553BF
1
2
3
6
5
4
Pin Connection
1. IFOUT
2. BPC
3. VLO
4. LOIN
5. GND
6. RFIN
F Type
(Top View)
Package orientation mark
NOTE: Please note that any information on this catalog will be subject to change.
NJG1553BF
- 2 -
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ABSOLUTE MAXIMUM RATINGS
(T
a
=25C, Z
s
=Z
l
=50
)
PARAMETER
SYMBOL
CONDITIONS
RATINGS
UNITS
Mixer Supply Voltage
V
MIX
6.5
V
Local amp. Supply Voltage
V
LO
6.5
V
Mixer RF Input Power
P
RFIN
V
MIX
=V
LO
=2.7V
10
dBm
Mixer LO Input Power
P
LOIN
V
MIX
=V
LO
=2.7V
10
dBm
Power Dissipation
P
D
150
mW
Operating Temperature
T
opr
-30~+85
C
Storage Temperature
T
stg
-40~+150
C
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RECOMMENDED OPERATING RANGE
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Supply Voltage Mixer
V
MIX
2.5
2.7
5.8
V
Supply Voltage Local Amp.
V
LO
2.5
2.7
5.8
V
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ELECTRICAL CHARACTERISTICS (DC CHARACTERISTICS)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Mixer Current
I
MIX
P
RF
=OFF, P
LO
=OFF
-
5.0
7.0
mA
Local Amp. Current
I
LO
P
RF
=OFF, P
LO
=OFF
-
2.0
3.2
mA
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ELECTRICAL CHARACTERISTICS (AC CHARACTERISTICS)
(V
MIX
=V
LO
=2.7V, f
RF
=1960MHz, f
LO
=2090MHz, f
IF
=130MHz, P
RF
=-30dBm, P
LO
=-10dBm, T
a
=25C,
Z
s
=Z
l
=50
, Measuring Test Circuit)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Operating RF Frequency
freq
1930
1960
1990
MHz
Conversion Gain
G
C
9
11
-
dB
Input 3rd Order
Intercept Point
IIP3
f
RF
=1960.0+1960.1MHz
-
-1
-
dBm
Noise Figure
NF
-
7.0
8.5
dB
NJG1553BF
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TERMINAL EXPLANATION
PIN No.
SYMBOL
DESCRIPTIONS
1
IFOUT
IF signal output terminal of mixer.
External matching circuit is required.
Please connect mixer power supply through inductor (L6,
L7) as shown in test circuit.
Please place bypass capacitors (C6, C7, C8) close to C2.
2
BPC
Bypass capacitor terminal of mixer.
3
VLO
Local amplifier power supply terminal.
Please place R1 and L5 close to this terminal as shown in
test circuit, and place bypass capacitors (C3, C4) close to
R1 and L5.
4
LOIN
Local power input terminal of local amplifier.
External matching circuit is required.
5
GND
Ground terminal (0V).
Please place grounding VIAs as close as possible.
6
RFIN
RF signal input terminal of mixer.
External matching circuit is required.
NJG1553BF
- 4 -
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TYPICAL CHARACTERISTICS
7
7.5
8
8.5
9
9.5
10
10.5
11
11.5
12
5
5.5
6
6.5
7
7.5
8
8.5
9
9.5
10
1930
1940
1950
1960
1970
1980
1990
Conversion Gain,NF vs. RF frequency
Conversion Gain(dB)
NF(dB)
RF frequency(MHz)
V
MIX
=V
LO
=2.7V,I
MIX
=5.0mA,I
LO
=1.9mA,
f
IF
=130MHz,Upper LOCAL,P
RF
=-30dBm,P
LO
=-10dBm
Conversion Gain
NF
6
7
8
9
10
11
12
13
-1
0
1
2
3
4
5
6
1930
1940
1950
1960
1970
1980
1990
OIP3,IIP3 vs. RF frequency
OIP3(dBm)
IIP3(dBm)
RF frequency(MHz)
V
MIX
=V
LO
=2.7V,I
MIX
=5.0mA,I
LO
=1.9mA,
Upper LOCAL,P
RF
=-30dBm,P
LO
=-10dBm
OIP3
IIP3
-4
-2
0
2
4
6
8
10
12
4
6
8
10
12
14
16
18
20
-30
-25
-20
-15
-10
-5
0
5
Conversion Gain,NF vs. LO Power
Conversion Gain(dB)
NF(dB)
LO Power(dBm)
V
MIX
=V
LO
=2.7V,I
MIX
=5.0mA,I
LO
=1.9mA,
f
RF
=1960MHz,f
LO
=2090MHz,f
IF
=130MHz,P
RF
=-30dBm
Convsrsion Gain
NF
-10
-5
0
5
10
15
-6
-4
-2
0
2
4
-35
-30
-25
-20
-15
-10
-5
0
5
OIP3,IIP3 vs. LO Power
OIP3(dBm)
IIP3(dBm)
LO Power(dBm)
V
MIX
=V
LO
=2.7V,I
MIX
=5.0mA,I
LO
=1.9mA,
f
RF
=1960.0+1960.1MHz,f
LO
=2090MHz,P
RF
=-30dBm
OIP3
IIP3
-80
-70
-60
-50
-40
-30
-20
-10
0
10
-40
-35
-30
-25
-20
-15
-10
-5
0
IF,IM3 vs. RF Power
IF,IM3(dBm)
RF Power(dBm)
V
MIX
=V
LO
=2.7V,I
MIX
=5.0mA,I
LO
=1.9mA,
f
RF
=1960.0+1960.1MHz,fO=2090MHz,PO=-10dBm
OIP3=11.5dBm
IIP3=0.5dBm
IF
IM3
NJG1553BF
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TYPICAL CHARACTERISTICS
RFIN port Impedance
LOIN port Impedance
IFOUT port Impedance
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