MAX2338 查看數據表（PDF） - Maxim Integrated
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MAX2338 Datasheet PDF : 13 Pages
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Triple/Dual-Mode CDMA LNA/Mixers
(TA = +25°C, unless otherwise noted.)
Typical Operating Characteristics (continued)
CELLULAR-BAND MIXER NOISE FIGURE
vs. RF FREQUENCY
9.0
8.5 FM
8.0
HGHL
7.5
HGLL
7.0
6.5
6.0
5.5
5.0
850 860 870 880 890 900
RF FREQUENCY (MHz)
CELLULAR-BAND LO BUFFER
OUTPUT LEVEL vs. INPUT LEVEL
0
LO / 2
-10
-20
2 X LO / 2
-30
3 X LO / 2
PCS-BAND MIXER
NOISE FIGURE vs. RF FREQUENCY
9.0
HGHL LOW SIDE LO
8.5
8.0 HGLL LOW SIDE LO
7.5
HGHL HIGH SIDE LO
7.0
6.5
HGLL HIGH SIDE LO
6.0
5.5
5.0
1920
1940
1960
1980
2000
RF FREQUENCY (MHz)
CDMA MIXER IF PORT DIFFERENTIAL
PORT IMPEDANCE
75
2.0
60
CAPACITANCE
1.6
45
1.2
30
0.8
15
RESISTANCE
0.4
-40
-15
-10
-5
0
5
LO INPUT LEVEL (dBm)
0
0
0
100 200 300 400 500
RF FREQUENCY (MHz)
FM MIXER IF PORT DIFFERENTIAL
PORT IMPEDANCE
60
3.0
50
2.5
40
2.0
CAPACITANCE
30
1.5
20
1.0
10
RESISTANCE
0.5
0
0
0
100 200 300 400 500
RF FREQUENCY (MHz)
PCS-BAND LO BUFFER OUTPUT LEVEL
vs. INPUT LEVEL
0
-10
LO
-20
2 X LO
-30
-40
3 X LO
-50
-60
-70
-80
-15
-10
-5
0
5
LO INPUT LEVEL (dBm)
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