HMC572 Datasheet, PDF (3/8 Pages) Hittite Microwave Corporation – GaAs MMIC I/Q DOWNCONVERTER 24 - 28 GHz

v01.1007
HMC572
GaAs MMIC I/Q DOWNCONVERTER
24 - 28 GHz
3
Quadrature Channel Data Taken Without IF 90° Hybrid
Isolations
IF Bandwidth*
10
0
RF/IF2
-10
RF/IF1
-20
2LO/IF1
-30
2LO/IF2
-40
2LO/RF
-50
-60
23
24
25
26
27
28
29
RF FREQUENCY (GHz)
20
15
CONVERSION GAIN
RETURN LOSS
10
5
0
-5
-10
-15
-20
0.5
1
1.5
2
2.5
3
3.5
IF FREQUENCY (GHz)
3 - 150
Amplitude Balance vs. LO Drive
4
3.5
3
LO = 0 dBm
2.5
LO = +2 dBm
LO = +4 dBm
LO = +6 dBm
2
LO = +8 dBm
1.5
1
0.5
0
-0.5
-1
23
24
25
26
27
28
29
RF FREQUENCY (GHz)
Noise Figure vs. LO Drive,
LO Frequency = 12 GHz
8
0dBm
+2dBm
6
+4dBm
+6dBm
+8dBm
4
2
0
0.5
1
1.5
2
2.5
3
3.5
4
IF FREQUENCY (GHz)
Phase Balance vs. LO Drive
20
LO = 0 dBm
15
LO = +2 dBm
LO = +4 dBm
LO = +6 dBm
LO = +8 dBm
10
5
0
-5
23
24
25
26
27
28
29
RF FREQUENCY (GHz)
Noise Figure vs. LO Drive,
IF Frequency = 100 MHz
10
8
0dBm
+2dBm
+4dBm
+6dBm
6
+8dBm
4
2
0
21 22 23 24 25 26 27 28 29
RF FREQUENCY (GHz)
* Conversion gain data taken with external IF 90° hybrid, LO frequency fixed at 12 GHz and RF varied
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