CHR3894-98F_15 Datasheet, PDF (5/12 Pages) United Monolithic Semiconductors – 37-40GHz Integrated Down Converter

37-40GHz Integrated Down Converter
CHR3894-98F
Typical Measured Performances
Tamb.= +25°C, VD = VD1 =+4V, VGL = -0.15V, VGX= -0.9V, P_LO = 0dBm (IDt = 250mA)
Noise figure versus RF frequency at IF 2GHz (USB & LSB modes)
without attenuation: GC= -2V
10
9
8
7
6
5
4
3
2
1
USB mode
LSB mode
0
35
36
37
38
39
40
41
42
43
RF Frequency (GHz)
Noise figure versus RF frequency and gain control voltage
(IF 2GHz, USB mode)
10
9
8
7
6
5
4
3
2
-2V
-0.4V
-0.2V
0V
+0.6V
1
0
35
36
37
38
39
40
41
42
43
RF Frequency (GHz)
Ref. : DSCHR38941192 - 11 Jul 11
5/12
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Specifications subject to change without notice