Document
MIXERS - I/Q, IRMS & RECEIVERS - SMT
v03.0514
Typical Applications
The HMC527LC4 is ideal for: • Point-to-Point Radios • Point-to-Multi-Point Radios & VSAT • Test Equipment & Sensors • Military End-Use
Functional Diagram
HMC527LC4
GaAs MMIC I/Q MIXER 8.5 - 13.5 GHz
Features
Wide IF Bandwidth: DC - 2 GHz Image Rejection: 35 dB LO to RF Isolation: 45 dB High Input IP3: +28 dBm 24 Lead 4x4mm SMT Package: 16mm²
General Description
The HMC527LC4 is a compact general purpose I/Q MMIC mixer in a leadless RoHS compliant SMT package, which can be used as either an Image Reject Mixer or a Single Sideband Upconverter. The mixer utilizes two standard Hittite double balanced mixer cells and a 90 degree hybrid fabricated in a GaAs MESFET process. A low frequency quadrature hybrid was used to produce a 100 MHz USB IF output. This product is a much smaller alternative to hybrid style Image Reject Mixers and Single Sideband Upconverter assemblies. The HMC527LC4 eliminates the need for wire bonding allowing use of surface mount manufacturing techniques.
Electrical Specifications, TA = +25 °C, IF= 100 MHz, LO = +19 dBm*
Parameter
Min.
Typ.
Frequency Range, RF/LO
8.5 - 13.5
Frequency Range, IF
DC - 2
Conversion Loss (As IRM)
8
Image Rejection
17
25
1 dB Compression (Input)
+21
LO to RF Isolation
37
45
LO to IF Isolation
17
22
IP3 (Input)
+25
Amplitude Balance
0.6
Phase Balance
6
* Unless otherwise noted, all measurements performed as downconverter.
Max. 10
Min.
Typ.
10.5 -12
DC - 2
7.5
27
34
+21
37
45
18
24
+28
0.4
6
Max. 9.5
Units GHz GHz dB dB dBm dB dB dBm dB Deg
1
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Trademarks and registered trademarks arAe tphepplriocpearttyioofntheSir urespppecotivret:owPnehrso. ne: 978-250-3A3p4p3licaotrionaSpuppsp@orht:iPtthitoen.ec: o1-m800-ANALOG-D
MIXERS - I/Q, IRMS & RECEIVERS - SMT
v03.0514
Data taken as IRM with External IF Hybrid Conversion Gain vs. Temperature
0
CONVERSION GAIN (dB)
-5
-10
-15
-20 8
+25 C +85 C -40 C
9
10
11
12
13
14
RF FREQUENCY (GHz)
Conversion Gain vs. LO Drive
0
CONVERSION GAIN (dB)
-5
-10
-15
-20 8
+17dBm +19dBm +21dBm
9
10
11
12
13
14
RF FREQUENCY (GHz)
Input P1dB vs. Temperature
24
22
20
P1dB (dBm)
18
16
+25C
+85C
14
-55C
12
10 8
9
10
11
12
13
14
RF FREQUENCY (GHz)
HMC527LC4
GaAs MMIC I/Q MIXER 8.5 - 13.5 GHz
Image Rejection vs. Temperature
50
40
IMAGE REJECTION (dB)
30
20
+25C +85C
-40C
10
0
8
9
10
11
12
13
14
RF FREQUENCY (GHz)
Return Loss
0
-5
RETURN LOSS (dB)
-10
-15
-20
-25 8
RF LO
9
10
11
12
13
14
FREQUENCY (GHz)
Input IP3 vs. LO Drive
35
30
25
IP3 (dBm)
20
15
LO = +17 dBm
LO = +19 dBm
10
LO = +21 dBm
5
8
9
10
11
12
13
14
RF FREQUENCY (GHz)
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2
Trademarks and registered trademarks arAe tphepplriocpearttyioofntheSir urespppecotivret:owPnehrso. ne: 978-250-3A3p4p3licaotrionaSpuppsp@orht:iPtthitoen.ec: o1-m800-ANALOG-D
MIXERS - I/Q, IRMS & RECEIVERS - SMT
v03.0514
HMC527LC4
GaAs MMIC I/Q MIXER 8.5 - 13.5 GHz
Quadrature Channel Data Taken Without IF Hybrid
Isolations
-10
IF Bandwidth*
0
ISOLATION (dB)
-20
LO/IF2
-5
RESPONSE (dB)
-30
LO/IF1
-10
RF/IF1
-40
LO/RF -15
-50
RF/IF2
RETURN LOSS CONVERSION GAIN
-60 8
9
10
11
12
13
14
RF FREQUENCY (GHz)
-20
0.5
1
1.5
2
2.5
3
3.5
IF FREQUENCY (GHz)
Amplitude Balance vs. LO Drive
4
Phase Balance vs. LO Drive
15
PHASE BALANCE (degrees)
AMPLITUDE BALANCE (dB)
LO = +17dBm
2
LO = +19dBm
LO = +21dBm
10
LO = +17dBm
LO = +19dBm
5
LO = +21dBm
0
0
-5 -2
-10
-4
8
9
10
11
12
13
14
RF FREQUENCY (GHz)
-15 8
9
10
11
12
13
14
RF FREQUENCY (GHz)
Upconverter Performa.