NJG1551F
- 1 -
800MHz BAND MIXER GaAs MMIC
n
GENERAL DESCRIPTION
n
PACKAGE OUTLINE
NJG1551F is a mixer GaAs MMIC featured low
distortion, high conversion gain and low noise figure.
NJG1551F includes a mixer and a local amplifier,
and ideally suitable for 800MHz band digital mobile
phone handsets.
The very small MTP package is adopted.
n
FEATURES
l
Low voltage operation
+2.7V
l
High conversion gain
13dB typ. @f
RF
=820MHz, P
LO
=-10dBm, P
RF
=-30dBm
l
High IP3
OIP3=12dBm typ. @f
RF1
=820.0MHz, f
RF2
=820.1MHz
P
LO
=-10dBm, P
RF
=-30dBm
IIP3=-1dBm typ. @f
RF1
=820.0MHz, f
RF2
=820.1MHz
P
LO
=-10dBm, P
RF
=-30dBm
l
Low noise figure
5dB typ. @f
RF
=820MHz, P
LO
=-10dBm
l
Package
MTP6 (Mount Size: 2.8x2.9x1.2mm)
n
PIN CONFIGURATION
NJG1551F
1
2
3
6
5
4
Pin Connection
1. IFOUT
2. BPC
3. VLO
4. LOIN
5. GND
6. RFIN
F Type
(Top View)
NOTE :The portion above shows orientation mark
printed on the package surface.
NJG1551F
- 2 -
n
ABSOLUTE MAXIMUM RATINGS
(T
a
=25C, Z
s
=Z
l
=50
)
PARAMETERS
SYMBOL
CONDITIONS
RATINGS
UNITS
Mixer Supply Voltage
V
MIX
5
V
Local Amplifier Supply
Voltage
V
LO
5
V
Mixer RF Input Power
P
RFIN
V
MIX
=2.7V, V
LO
=2.7V
10
dBm
Mixer LO Input Power
P
LOIN
V
MIX
=2.7V, V
LO
=2.7V
10
dBm
Power Dissipation
P
D
150
mW
Operating Temp.
T
opr
-30~+85
C
Storage Temp.
T
stg
-40~+150
C
n
RECOMMENDED OPERATING RANGE
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
Mixer Supply Voltage
V
MIX
2.5
2.7
4.5
V
Local Amplifier Supply Voltage
V
LO
2.5
2.7
4.5
V
n
ELECTRICAL CHARACTERISTICS
(T
a
=25C, V
MIX
=2.7V, V
LO
=2.7V, f
IF
=130MHz, P
LO
=-10dBm)
PARAMETERS
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Mixer Current
I
MIX
P
RF
=OFF, P
LO
=OFF
-
5.0
7.0
mA
Local Amplifier
Current
I
LO
P
RF
=OFF, P
LO
=OFF
-
2.0
3.2
mA
Conversion Gain
G
C
f
RF
=820MHz, P
RF
=-30dBm
f
LO
=690MHz
9.5
13.0
-
dB
Input 3rd Order
Intercept Point
IIP3
f
RF
=820.0MHz+820.1MHz
f
LO
=690MHz
-
-1.0
-
dBm
Noise Figure
NF
f
RF
=820MHz
f
LO
=690MHz
-
5.0
6.0
dB
NJG1551F
- 3 -
n
TYPICAL CHARACTERISTICS (Application 1, f
LO
=690MHz)
Condition
f
IF
=130MHz
f
RF1
=820.0MHz
f
RF2
=820.1MHz
f
LO
=690MHz, P
LO
=-10dBm
V
MIX
=V
LO
=2.7V
Condition
f
IF
=130MHz
f
RF1
=820.0MHz, P
RF
=-30dBm
f
RF2
=820.1MHz
f
LO
=690MHz
V
MIX
=V
LO
=2.7V
Condition
f
IF
=130MHz
f
RF
=820MHz, P
RF
=-30dBm
f
LO
=690MHz
V
MIX
=V
LO
=2.7V
-8
-6
-4
-2
0
2
-40
-30
-20
-10
0
10
Input-IP3 vs. LO Power
IIP3 (dBm)
LO Power (dBm)
IIP3
IIP3=
3IF-IM3
2
-G
c
@P
RF
=-27dBm
Condition
f
IF
=130MHz
f
RF1
=820.0MHz, P
RF
=-30dBm
f
RF2
=820.1MHz
f
LO
=690MHz, P
LO
=-10dBm
IIP3=
3IF-IM3
2
-G
c
@P
RF
=-27dBm
2
4
6
8
10
12
14
16
2
4
6
8
10
12
14
16
-40
-30
-20
-10
0
10
Conversion Gain , Noise Figure
vs. LO Power
Conversion Gain (dB)
Noise Figure (dB)
LO Power (dBm)
Gc
NF
9
10
11
12
13
14
15
16
17
-2
-1
0
1
2
3
4
5
6
1.5
2
2.5
3
3.5
4
4.5
5
Conversion Gain , Noise Figure , Input-IP3
vs. V
MIX
, V
LO
Conversion Gain (dB)
NF (dB) , IIP3 (dBm)
V
MIX
, V
LO
(V)
Gc
NF
IIP3
-80
-60
-40
-20
0
20
-40
-35
-30
-25
-20
-15
-10
-5
0
IF , IM3 , IM5 vs. RF Power
IF , IM3 , IM5 (dBm)
RF Power (dBm)
IF
IM3
IM5
NJG1551F
- 4 -
n
TYPICAL CHARACTERISTICS (Continued)
Condition
f
IF
=130MHz
f
RF
=820MHz, P
RF
=-30dBm
f
LO
=690MHz, P
LO
=-10dBm
V
MIX
=V
LO
=2.7V
-4
-3
-2
-1
0
1
2
3
-50
0
50
100
Input-IP3 vs. Temperature
IIP3 (dBm)
Temperature (
o
C)
IIP3
Condition
f
IF
=130MHz
f
RF1
=820.0MHz, P
RF
=-30dBm
f
RF2
=820.1MHz
f
LO
=690MHz, P
LO
=-10dBm
V
MIX
=V
LO
=2.7V
IIP3=
3IF-IM3
2
-G
c
@P
RF
=-27dBm
Condition
f
IF
=130MHz
f
RF
=820MHz,P
RF
=-30dBm
f
LO
=690MHz
V
MIX
=V
LO
=2.7V
Condition
f
IF
=130MHz
f
RF
=820MHz
f
LO
=690MHz
V
MIX
=V
LO
=2.7V
10
11
12
13
14
15
16
2
3
4
5
6
7
8
-50
0
50
100
Conversion Gain , Noise Figure
vs. Temperature
Conversion Gain (dB)
Noise Figure (dB)
Temperature (
o
C)
Gc
NF
NJG1551F
- 5 -
n
TYPICAL CHARACTERISTICS (Continued)
n
TYPICAL CHARACTERISTICS (Application 1, f
LO
=720MHz)
1
2
3
4
5
6
-40
-30
-20
-10
0
10
I
MIX
, I
LO
vs. LO Power
I
MIX
, I
LO
(mA)
LO Power (dBm)
I
MIX
I
LO
1
2
3
4
5
6
-50
0
50
100
I
MIX
, I
LO
vs. Temperature
I
MIX
, I
LO
(mA)
Temperature (
o
C)
I
MIX
I
LO
Condition
f
RF
=820MHz, P
RF
=-30dBm
f
LO
=690MHz
V
MIX
=V
LO
=2.7V
Condition
P
RF
=OFF
P
LO
=OFF
V
MIX
=V
LO
=2.7V
Condition
f
IF
=130MHz
P
RF
=-30dBm
P
LO
=-10dBm
V
MIX
=V
LO
=2.7V
Lower LOCAL
11
12
13
14
15
16
3
4
5
6
7
8
800
820
840
860
880
900
Conversion Gain , Noise Figure
vs. RF Frequency
Conversion Gain (dB)
Noise Figure (dB)
RF Frequency (MHz)
Gc
NF
NJG1551F
- 6 -
n
TYPICAL CHARACTERISTICS (Application 1, f
LO
=690MHz)
RFIN PORT EXTERNAL MATCHING NETWORK IMPEDANCE PLOT
LOIN PORT EXTERNAL MATCHING NETWORK IMPEDANCE PLOT
NJG1551F
- 7 -
n
TYPICAL CHARACTERISTICS (Continued)
IFOUT PORT EXTERNAL MATCHING NETWORK IMPEDANCE PLOT
NJG1551F
- 8 -
n
TYPICAL CHARACTERISTICS (Application 2, f
LO
=796.12MHz)
n
TYPICAL CHARACTERISTICS (Application 2, f
LO
=980MHz)
Condition
f
IF
=85.38MHz
f
RF
=881.5MHz, P
RF
=-30dBm
f
LO
=796.12MHz
V
MIX
=V
LO
=2.7V
Condition
f
IF
=85.38MHz
f
RF1
=881.5MHz
f
RF2
=881.6MHz
f
LO
=796.12MHz,P
LO
=-10dBm
V
MIX
=V
LO
=2.7V
2
4
6
8
10
12
14
16
2
4
6
8
10
12
14
16
-40
-30
-20
-10
0
10
Conversion Gain , Noise Figure
vs. LO Power
Conversion Gain (dB)
Noise Figure (dB)
LO Power (dBm)
Gc
NF
8
9
10
11
12
13
14
3
4
5
6
7
8
9
800
820
840
860
880
900
Conversion Gain , Noise Figure
vs. RF Frequency
Conversion Gain (dB)
Noise Figure (dB)
RF Frequency (MHz)
Gc
NF
-80
-60
-40
-20
0
20
-40
-35
-30
-25
-20
-15
-10
-5
0
IF , IM3 vs. RF Power
IF , IM3 (dBm)
RF Power (dBm)
IF
IM3
Condition
f
IF
=130MHz
P
RF
=-30dBm
P
LO
=-10dBm
V
MIX
=V
LO
=2.7V
Upper LOCAL
Condition
f
IF
=130MHz
f
RF1
=850.0MHz
f
RF2
=850.1MHz
f
LO
=980MHz,P
LO
=-10dBm
V
MIX
=V
LO
=2.7V
-80
-60
-40
-20
0
20
-40
-35
-30
-25
-20
-15
-10
-5
0
IF , IM3 vs. RF Power
IF , IM3 (dBm)
RF Power (dBm)
IF
IM3
NJG1551F
- 9 -
n
APPLICATION CIRCUIT 1 (Application 1)
800MHz BAND
Lower
LOCAL
Lower
LOCAL
PART ID
f
LO
=690MHz
f
IF
=130MHz
f
LO
=720MHz
f
IF
=130MHz
COMMENT
L1
39nH
33nH
TAIYO-YUDEN (HK1608)
L2
27nH
27nH
TAIYO-YUDEN (HK1608)
L3
22nH
18nH
TAIYO-YUDEN (HK1608)
L4
33nH
33nH
TAIYO-YUDEN (HK1608)
L5
82nH
82nH
TAIYO-YUDEN (HK1608)
L6
56nH
56nH
TAIYO-YUDEN (HK1608)
C1
1pF
1pF
MURATA (GRM39)
C2
470pF
470pF
MURATA (GRM39)
C3
11pF
11pF
MURATA (GRM39)
C4
100pF
100pF
MURATA (GRM39)
C5
1000pF
1000pF
MURATA (GRM39)
C6
1000pF
1000pF
MURATA (GRM39)
C7
10pF
10pF
MURATA (GRM39)
C8
100pF
100pF
MURATA (GRM39)
C9
1000pF
1000pF
MURATA (GRM39)
R1
120
120
TAMA Electronics (CRG16G)
PARTS LIST
3
1
2
5
6
4
LOIN
LO
RF
RFIN
GND
BPC
IFOUT
V
LO
IF
V
MIX
VLO
L1
L2
C2
L5
L6
L4
C6
C3
C7
C8 C9
R1
C4
C5
Zo=50
Zo=50
L3
C1
Zo=50
NJG1551F
- 10 -
n
APPLICATION CIRCUIT 2 (Application 2)
3
1
2
5
6
4
LOIN
LO
RF
RFIN
GND
BPC
IFOUT
V
LO
IF
V
MIX
VLO
L1
L2
C1
L5
L6
L4
C5
C2
C6
C7 C8
R1
C3
C4
Zo=50
Zo=50
Zo=50
L3
800MHz BAND
Lower LOCAL
Upper
LOCAL
PART ID
f
LO
=796.12MHz
f
IF
=85.38MHz
f
LO
=980MHz
f
IF
=130MHz
COMMENT
L1
39nH
33nH
TAIYO-YUDEN (HK1608)
L2
22nH
27nH
TAIYO-YUDEN (HK1608)
L3
27nH
18nH
TAIYO-YUDEN (HK1608)
L4
27nH
22nH
TAIYO-YUDEN (HK1608)
L5
100nH
82nH
TAIYO-YUDEN (HK1608)
L6
47nH
56nH
TAIYO-YUDEN (HK1608)
C1
470pF
470pF
MURATA (GRM39)
C2
24pF
11pF
MURATA (GRM39)
C3
100pF
100pF
MURATA (GRM39)
C4
1000pF
1000pF
MURATA (GRM39)
C5
1000pF
1000pF
MURATA (GRM39)
C6
10pF
10pF
MURATA (GRM39)
C7
100pF
100pF
MURATA (GRM39)
C8
1000pF
1000pF
MURATA (GRM39)
R1
100
100
TAMA Electronics (CRG16G)
PARTS LIST
NJG1551F
- 11 -
n
RECOMMENDED PCB DESIGN
PRECAUTIONS
[1] Please locate L4 and R1 close to VLO terminal (3).
[2] Distance from L1 and RFIN terminal (6) is 3.5mm.
[3] Distance from C1 and LOIN terminal (4) is 3.5mm.
[4] Please locate C2close to BPC terminal (2).
[5] Please locate C7, C8 and C9 close to C3, L6.
[6] Please locate C4, C5 close to L4.
C4
C5
R1
C6
C9
C8
C7
L6
C3
C1
L1
L3
L2
C2
L5
1
LOIN
V
LO
RFIN
V
MIX
IFOUT
NJG1551F
L4
(TOP VIEW)
PCB: FR-4, t=0.5mm
STRIPLINE WIDTH=1mm
(Zo=50
)
(SIZE: 22.5mmx30mm)
NJG1551F
- 12 -
n
MEASURING BLOCK DIAGRAM
V
LO
V
MIX
IFOUT
LOIN
RFIN
SG
(LOCAL)
SG
(RF)
D.U.T.
PCB
Spectrum
Analyzer
V
DD
=2.7V
Conversion Gain Measurement Block Diagram
BPF
BPF
V
LO
V
MIX
IFOUT
LOIN
RFIN
V
DD
=2.7V
SG
(LOCAL)
D.U.T.
PCB
NF Meter
Noise
Source
Noise Figure Measurement Block Diagram
V
LO
V
MIX
IFOUT
RFIN
LOIN
SG
(RF1)
SG
(RF2)
SG
(LOCAL)
D.U.T.
PCB
Spectrum
Analyzer
Vdd=2.7V
ATT
Power
Comb
.
IF, IM3, IM5 Measurement Block Diagram
NJG1551F
- 13 -
n
PACKAGE OUTLINE (MTP6)
Lead material
: Copper
Lead surface finish
: Solder plating
Molding material
: Epoxy resin
UNIT
: mm
Weight
: 14mg
Cautions on using this product
This product contains Gallium-Arsenide (GaAs) which is a harmful material.
Do NOT eat or put into mouth.
Do NOT dispose in fire or break up this product.
Do NOT chemically make gas or powder with this product.
To waste this product, please obey the relating law of your country.
This product may be damaged with electric static discharge (ESD) or spike voltage. Please handle with
care to avoid these damages.
[CAUTION]
The specifications on this databook are only
given for information , without any guarantee
as regards either mistakes or omissions. The
application circuits in this databook are
described only to show representative usages
of the product and not intended for the
guarantee or permission of any right including
the industrial rights.
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