MAX2338 Просмотр технического описания (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 HGHL LNA NOISE
FIGURE vs. FREQUENCY
2.0
1.8
16mA
1.6
11mA
1.4
6mA
1.2
1.0
0.8
0.6
0.4
0.2
0
840 850 860 870 880 890 900
FREQUENCY (MHz)
CELLULAR-BAND HGHL MIXER
CONVERSION GAIN vs. CURRENT
18
TA = -40°C
16
14
12
10
TA = +85°C
8
TA = +25°C
6
4
6
8
10 12 14
MIXER CURRENT (mA)
PCS-BAND MIXER
CONVERSION GAIN vs. CURRENT
16
15 TA = -40°C, HIGH SIDE LO
14
13
12
11
10
9
8
7
6
4
TA = -40°C, LOW SIDE LO
TA = +25°C, HIGH SIDE LO
TA = +25°C, LOW SIDE LO
TA = +85°C, HIGH SIDE LO
TA = +85°C, LOW SIDE LO
6
8 10 12 14
MIXER CURRENT (µA)
CELLULAR-BAND MIXER CONVERSION
GAIN vs. LO INPUT LEVEL
14
HGHL
13
HGLL
12
PCS-BAND MIXER CONVERSION GAIN
vs. LO INPUT LEVEL
16
15
HIGH SIDE LO HGHL
14
LOW SIDE LO HGHL
13
CELLULAR-BAND MIXER CONVERSION
GAIN vs. RF INPUT LEVEL
14
13
12
11
12
10
11
11
9
10
-20 -15 -10
-5
0
5
LO INPUT LEVEL (dBm)
PCS-BAND MIXER CONVERSION GAIN
vs. RF INPUT LEVEL
18
16 HIGH SIDE LO HGHL
14
LOW SIDE LO HGHL
12
10
8
-20 -18 -16 -14 -12 -10 -8 -6
RF INPUT LEVEL (dBm)
10
-20 -15 -10
-5
0
5
LO INPUT LEVEL (dBm)
CELLULAR-BAND HGHL MIXER IIP3
vs. CURRENT
8
TA = +85°C
6
4
2
TA = +25°C
0
-2
TA = -40°C
-4
-6
4
6
8
10 12 14
MIXER CURRENT (mA)
8
-20 -18 -16 -14 -12 -10 -8 -6
RF INPUT LEVEL (dBm)
PCS-BAND HGHL MIXER IIP3
vs. CURRENT
8 HIGH SIDE LO, TA = +85°C
HIGH SIDE LO, TA = +25°C
6
4
2
0
-2
-4
HIGH SIDE LO, TA = -40°C
-6
4
6
8
10
12
MIXER CURRENT (mA)
6 _______________________________________________________________________________________
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