CMX994 Datasheet, PDF (40/61 Pages) CML Microcircuits – Local Oscillator

Direct Conversion Receivers
CMX994/CMX994A/CMX994E
Gain Setting
Nominal step size
Max
-6 dB
-12 dB
-18 dB
Gain Cntrl
Step Size
(dB)
Cumulative Variation
Gain from
Change Nominal
(dB)
(dB)
0.0
-6.2
-6.2
-0.2
-4.5
-10.7
1.3
-3.7
-14.5
3.6
Nominal +0.7 dB
Max
-6 dB
-6.2
-12 dB
-5.5
-18 dB
-3.9
0.0
-6.2
-0.2
-11.8
0.3
-15.6
2.4
Nominal +1.4 dB
Max
-6 dB
-6.3
-12 dB
-6.6
-18 dB
-4.0
0.0
-6.3
-0.3
-12.9
-0.9
-16.9
1.1
Nominal +2.8 dB
Max
-6 dB
-6.3
-12 dB
-7.6
-18 dB
-4.4
0.0
-6.3
-0.3
-13.9
-1.9
-18.3
-0.3
Table 16 Typical LNA Gain Step Sizes at 450MHz, Z_O=100Ω
 2015 CML Microsystems Plc
Page 40 of 70
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