36-40 MFC Down Converter
Typical On-wafer Measurements
CHR2296
Bias Conditions : Vdm= Vdl= 3.5 V, Vgm= -0.9V, Vgb= -0.4V, Vgx= -0.8V, Vga= -0.5V
Conversion Gain & Image suppression (dB)
16
12
8
4
0
-4
-8
-12
-16
-20
-24
-28
34
35
36
37
38
2*LO Frequency (GHz)
39
40
Gc_channel_inf_rf-
Gc_channel_inf_rf+
Gc_channel_sup_rf-
Gc_channel_sup_rf+
Conversion gain & Image suppression with a 90° IQ combiner @ IF=1GHz
12
10
8
6
4
2
0
-2
-4
-6
-8
-10
-12
-20
-18
-16
-14
-12
-10
-8
-6
-4
-2
0
Freq. RF= 38GHz
Freq LO= 18.5GHz
Conversion Gain_I (dB)
IF_power_I (dBm)
Conversion Gain_Q (dB)
IF_power_Q (dBm)
Input RF power (dBm)
Input RF compression by channel
Ref. : DSCHR22962147 25-May-02
3/5
Specifications subject to change without notice
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Tel.: +33 (0)1 69 33 03 08 - Fax : +33 (0)1 69 33 03 09
UMS [ UNITED MONOLITHIC SEMICONDUCTORS ]
