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MRFIC1804 Datasheet(PDF) 4 Page - Motorola, Inc

Part No. MRFIC1804
Description  1.8 GHz LOW NOISE AMPLIFIER AND DOWNMIXER GaAs MONOLITHIC INTEGRATED CIRCUIT
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Maker  MOTOROLA [Motorola, Inc]
Homepage  http://www.freescale.com
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 4 page
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MRFIC1804
4
MOTOROLA RF DEVICE DATA
TYPICAL CHARACTERISTICS
(VDD = 3 V)
T, TEMPERATURE (
°C)
–15
–27
1.7
f, FREQUENCY (GHz)
1.85
1.9
2
–21
–25
1.75
5
3
0
fRF, RF FREQUENCY (GHz)
6
1
1.7
1.85
1.9
2
1.75
f, FREQUENCY (GHz)
–35
18.5
T, TEMPERATURE (
°C)
Figure 3. Downconverter Conversion Gain (less Image
Filter) and 1 dB Compression versus Temperature
Figure 4. LNA Gain and Noise Figure
versus Frequency
Figure 5. Mixer Conversion Gain and 1 dB
Compression versus Temperature
Figure 6. Mixer RF to IF Conversion Gain
versus LO Power
Figure 7. Mixer RF to IF Conversion Gain
versus RF Frequency
Figure 8. Mixer LO to IF Feed Through
versus RF Frequency
16.5
15
45
85
12
–17
13
6
6
3
0
PLO, LO POWER (dBm)
0
1
5
2
4
17.5
fRF = 1900 MHz
fLO = 1790 MHz
Conversion Gain
1 dB
1.7
1.9
2
1.8
14
–10
– 7.5
– 2.5
0
4
0
–4
–7
–2
18
17
16
4
2
15
5
2
–5
–3
–1
0
–2
–4
–6
–19
–23
16
2.17
2.12
2.11
2.14
2.15
2.13
2.16
–6
25
65
–15
1.75
1.85
1.95
– 35
–10
25
55
85
– 5
1.95
1.8
1.95
1.8
NF
Gain
Conversion Gain
1 dB
fIF = 110 MHz
fRF = 1900 MHz
fLO = 1790 MHz
fIF = 110 MHz
fRF = 1900 MHz
fLO = 1790 MHz
PRF = –10 dBm
fIF = 110 MHz
240 MHz
fIF = 110 MHz
fRF = 1900 MHz
PLO = – 5 dBm
15.5
fRF = fLO – IF
PRF = –10 dBm




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