IAM-91563-TR1 Ver la hoja de datos (PDF) - HP => Agilent Technologies
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IAM-91563-TR1 Datasheet PDF : 16 Pages
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Designs for Other Frequencies
The same design methodology described above can be applied to other wireless frequency bands. Design
examples and measurement results for the 900 MHz and 2.4 GHz bands are shown in Figures 33 and 34.
Vd
IF
250
MHz
100 pF
220 nH
50 Ω
1000 pF
220 pF
180 nH
GC
RF
GN
GND
IF
LO
15 pF
0.9 pF
50 Ω
10 nH
50 Ω
RF
2450
MHz
LO
2200
MHz
Measured results:
Conversion Gain = 10.6 dB
SSB Noise Figure = 7.1 dB
1 dB Compression = -7.0 dB
P3 (Input) = -7 dBm
LO-RF Isolation = 21 dB
LO-IF Isolation = 33 dB
RF-IF Isolation = 17 dB
Operating conditions:
RF Frequency = 900 MHz
IF Frequency = 80 MHz
LO Frequency = 980 MHz
LO Drive Level = -5 dBm
DC Power = 3.0V @ 9 mA
Figure 33. 800-900 MHz Cellular and ISM Band Mixer.
100 pF
Vd
0.5 pF
50 Ω
IF
250
MHz
220 nH
50 Ω
500 pF
100 pF
68 nH
GC
RF
GN
GND
IF
LO
4.7 pF
3.3 nH
110 Ω, 3 mm
50 Ω
RF
2450
MHz
LO
2200
MHz
Measured results:
Conversion Gain = 7.7 dB
SSB Noise Figure = 11 dB
1 dB Compression = -8.7 dB
IP3 (Input) = -7 dBm
Operating conditions:
RF Frequency = 2.45 GHz
IF Frequency = 250 MHz
LO Frequency = 2.2 GHz
Figure 34. 2.4 GHz ISM Band Mixer.
LO-RF Isolation = 16 dB
LO-IF Isolation = 35 dB
RF-IF Isolation = 27 dB
LO Drive Level = -5 dBm
DC Power = 3.0V @ 9 mA
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