Rainbow-electronics MAX2327 Manual de usuario Pagina 9

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MAX2320/21/22/24/26/27
Adjustable, High-Linearity,
SiGe Dual-Band LNA/Mixer ICs
_______________________________________________________________________________________ 9
Typical Operating Characteristics (continued)
(MAX232_ EV kit, V
CC
= +2.75V, f
LNAINH
= f
MIXINH
= 1960MHz, f
LNAINL
= f
MIXINL
= 881MHz, f
LOHIN
= 1750MHz, f
LOLIN
= 1091MHz
(digital modes), f
LOLIN
= 991MHz (FM mode), LO input power = -7dBm, 50 system, all measurements include matching component
losses but not connector and trace losses, T
A
= +25°C, unless otherwise noted.)
-4
0
-2
6
4
2
12
10
8
14
48106 12141618
CELLULAR-BAND HGHL LNA IIP3
vs. CURRENT
MAX2320toc19
LNA CURRENT (mA)
IIP3 (dBm)
V
CC
= 3.6V
V
CC
= 3V
V
CC
= 2.7V
-6
-2
-4
2
0
8
6
4
10
486 1012141618
PCS-BAND HGHL LNA IIP3
vs. CURRENT
MAX2320toc20
LNA CURRENT (mA)
IIP3 (dBm)
T
A
= -40°C
T
A
= +85°C
T
A
= +25°C
-4
0
-2
4
2
10
8
6
12
486 1012141618
PCS-BAND HGHL LNA IIP3
vs. CURRENT
MAX2320toc21
LNA CURRENT (mA)
IIP3 (dBm)
V
CC
= 3.6V
V
CC
= 3V
V
CC
= 2.7V
10.0
11.0
10.5
13.0
12.5
12.0
11.5
14.0
14.5
13.5
15.0
61116
CELLULAR-BAND HGHL MIXER
CONVERSION GAIN vs. CURRENT
MIXER CURRENT (mA)
CONVERSION GAIN (dB)
MAX2320toc27
T
A
= -40°C, HIGH SIDE LO
T
A
= -40°C, LOW SIDE LO
T
A
= +25°C, HIGH SIDE LO
T
A
= +25°C, LOW SIDE LO
T
A
= +85°C, HIGH SIDE LO
T
A
= +85°C, LOW SIDE LO
0
4
2
8
6
12
10
14
-40 -30 -20 -10
PCS-BAND HGHL LNA IIP3
vs. CURRENT
MAX2320 toc22
LNA CURRENT (mA)
IIP3 (dBm)
LGHL
HGHL
HGLL
1.0
1.1
1.2
1.3
1.4
1.5
1.6
1.7
1.8
850 860 880870 890 910900
CELLULAR-BAND HGHL LNA
NOISE FIGURE vs. FREQUENCY
MAX2320toc23
FREQUENCY (MHz)
NOISE FIGURE (dB)
11.2mA
9mA
7mA
5.6mA
1.10
1.20
1.15
1.30
1.25
1.40
1.35
1.45
850 870 880860 890 900 910
CELLULAR-BAND HGLL LNA
NOISE FIGURE vs. FREQUENCY
FREQUENCY (MHz)
NOISE FIGURE (dB)
MAX2320toc24
1.4
1.6
1.5
1.8
1.7
1.9
2.0
1920 19601940 1980 2000 2020
PCS-BAND HGHL NOISE FIGURE
vs. FREQUENCY
MAX2320 toc25
FREQUENCY (MHz)
NOISE FIGURE (dB)
5.6mA
11.2mA
7mA
1.45
1.60
1.55
1.50
1.65
1.70
1.75
1.80
1.85
1.90
1.95
1920 1940 1960 1980 20202000
PCS-BAND HGLL LNA NOISE FIGURE
vs. FREQUENCY
MAX2320toc26
FREQUENCY (MHz)
NOISE FIGURE (dB)
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