
Adjustable, High-Linearity,
SiGe Dual-Band LNA/Mixer ICs
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.)
14
CELLULAR-BAND HGHL LNA IIP3
vs. CURRENT
10
PCS-BAND HGHL LNA IIP3
vs. CURRENT
12
PCS-BAND HGHL LNA IIP3
vs. CURRENT
12
V CC = 3.6V
8
T A = +85 ° C
10
V CC = 3.6V
10
6
8
8
6
4
V CC = 3V
V CC = 2.7V
4
2
T A = -40 ° C
T A = +25 ° C
6
4
V CC = 3V
2
0
-2
-4
0
-2
-4
-6
2
0
-2
-4
V CC = 2.7V
4
6
8
10
12
14
16
18
4
6
8
10
12
14
16
18
4
6
8
10
12
14
16
18
14
LNA CURRENT (mA)
PCS-BAND HGHL LNA IIP3
vs. CURRENT
1.8
LNA CURRENT (mA)
CELLULAR-BAND HGHL LNA
NOISE FIGURE vs. FREQUENCY
1.45
LNA CURRENT (mA)
CELLULAR-BAND HGLL LNA
NOISE FIGURE vs. FREQUENCY
12
10
8
LGHL
HGHL
HGLL
1.7
1.6
1.5
1.4
11.2mA
9mA
7mA
1.40
1.35
1.30
6
1.25
4
2
0
1.3
1.2
1.1
1.0
5.6mA
1.20
1.15
1.10
-40
-30
-20
-10
850
860
870
880
890
900
910
850
860
870
880
890
900
910
LNA CURRENT (mA)
PCS-BAND HGHL NOISE FIGURE
vs. FREQUENCY
FREQUENCY (MHz)
PCS-BAND HGLL LNA NOISE FIGURE
vs. FREQUENCY
FREQUENCY (MHz)
CELLULAR-BAND HGHL MIXER
CONVERSION GAIN vs. CURRENT
2.0
1.9
1.8
11.2mA
7mA
1.95
1.90
1.85
1.80
15.0
14.5
14.0
13.5
T A = -40 ° C, HIGH SID E LO
1.75
13.0
1.7
5.6mA
1.70
12.5
1.6
1.65
1.60
12.0
11.5
T A = -40 ° C, LOW SID E LO
T A = +25 ° C, HIGH SIDE LO
1.5
1.4
1920
1940
1960
1980
2000
2020
1.55
1.50
1.45
1920
1940
1960
1980
2000
2020
11.0
10.5
10.0
6
T A = +25 ° C, LOW SIDE LO
T A = +85 ° C, HIGH SID E LO
T A = +85 ° C, LOW SIDE LO
11
16
FREQUENCY (MHz)
FREQUENCY (MHz)
MIXER CURRENT (mA)
_______________________________________________________________________________________
9