HMC571LC5 Datasheet, PDF (3/6 Pages) Hittite Microwave Corporation – GaAs MMIC I/Q DOWNCONVERTER 21 - 25 GHz

v05.0208
HMC571LC5
GaAs MMIC I/Q DOWNCONVERTER
21 - 25 GHz
8
Quadrature Channel Data Taken Without IF Hybrid
Isolations
IF Bandwidth*
10
0
RF/IF2
-10
RF/IF1
-20
-30
2LO/IF1
-40
-50
2LO/IF2
-60
2LO/RF
-70
-80
18 19 20 21 22 23 24 25 26
RF FREQUENCY (GHz)
20
15
10
5
0
CONVERSION GAIN
RETURN LOSS
-5
-10
-15
-20
0.5
1
1.5
2
2.5
3
3.5
IF FREQUENCY (GHz)
8 - 174
Amplitude Balance vs. LO Drive
2.5
2
LO = 0 dBm
LO = +2 dBm
LO = +4 dBm
1.5
LO = +6 dBm
LO = +8 dBm
1
0.5
0
-0.5
-1
18 19 20 21 22 23 24 25 26
RF FREQUENCY (GHz)
Noise Figure vs. LO Drive,
LO Frequency = 10.3 GHz
6
5
4
3
2
0dBm
+2dBm
1
+4dBm
+6dBm
+8dBm
0
0.5
1
1.5
2
2.5
3
3.5
4
IF FREQUENCY (GHz)
Phase Balance vs. LO Drive
15
10
5
0
LO = 0 dBm
LO = +2 dBm
-5
LO = +4 dBm
LO = +6 dBm
LO = +8 dBm
-10
18 19 20 21 22 23 24 25 26
RF FREQUENCY (GHz)
Noise Figure vs. LO Drive,
IF Frequency = 100 MHz
6
5
LO = 0dBM
LO = 2dBM
LO = 4dBM
4
LO = 6dBM
LO = 8dBM
3
2
1
0
9.5
10
10.5
11
11.5
12
12.5
LO FREQUENCY (GHz)
* Conversion gain data taken with external IF hybrid, LO frequency fixed at 10.3 GHz and RF varied
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