MAX2651 Datasheet, PDF (9/16 Pages) Maxim Integrated Products – GSM900 and DCS1800/PCS1900 Dual-Band, Low-Noise Amplifiers

GSM900 and DCS1800/PCS1900
Dual-Band, Low-Noise Amplifiers
Typical Operating Characteristics (continued)
(MAX2651 EV kit, V_CC = +3.0V, input and output matched with recommended matching networks, T_A = +25°C, unless otherwise noted.)
POWER GAIN vs. INPUT POWER
19
MA\X2651-08
0
LOW GAIN
17
-2
15
HIGH GAIN
-4
13
-6
11
f = 1840MHz
9
-25 -20 -15 -10
-5
P_IN (dBm)
-8
-10
0
MAX2651 (DCS Band)
POWER GAIN vs. FREQUENCY
20
HIGH GAIN
10
0
LOW GAIN
-10
-20
1800 1840 1880 1920 1960 2000
FREQUENCY (MHz)
INPUT RETURN LOSS
vs. FREQUENCY
0
-10
HIGH GAIN
-20
LOW GAIN
1800 1840 1880 1920 1960 2000
FREQUENCY (MHz)
OUTPUT RETURN LOSS
vs. FREQUENCY
0
REVERSE ISOLATION vs. FREQUENCY
0
-10
HIGH GAIN
-10
LOW GAIN
-20
-20
LOW GAIN
1800 1840 1880 1920 1960 2000
FREQUENCY (MHz)
SUPPLY CURRENT vs. V_CC HIGH GAIN
8
NO INPUT SIGNAL
T_A = +85°C
7
-30
HIGH GAIN
-40
1800 1840 1880 1920 1960 2000
FREQUENCY (MHz)
SUPPLY CURRENT vs. V_CC LOW GAIN
3.0
T_A = +85°C
2.5
6
5
T_A = +25°C
T_A = -40°C
4
2.7 2.8 2.9 3.0 3.1 3.2 3.3
V_CC (V)
2.0
T_A = +25°C
1.5
T_A = -40°C
NO INPUT SIGNAL
1.0
2.7
2.8 2.9 3.0
3.1 3.2 3.3
V_CC (V)
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