Rainbow Electronics MAX2653 - Manual (Page 12)

MAX2651/MAX2652/MAX2653
GSM900 and DCS1800/PCS1900
Dual-Band, Low-Noise Amplifiers
12 ______________________________________________________________________________________
Typical Operating Characteristics (continued)
(MAX2653 EV kit, V CC = +3.0V, input and output matched with recommended matching networks, T A = +25°C, unless otherwise noted.)
HIGH GAIN
LOW GAIN
f = 1840MHz
10 -11
12 -9
14 -7
16 -5
18 -3
-25 -20 -15 -10 -5 0
POWER GAIN vs. INPUT POWER
MA\X2651-15
P IN (dBm)
POWER GAIN (dB)
LOW GAIN (dB)
-20
-10
0
10
20
1800 1840 1880 1920 1960 2000
POWER GAIN vs. FREQUENCY
MA\X2653-16
FREQUENCY (MHz)
GAIN (dB)
HIGH GAIN
LOW GAIN
1800 1840 1880 1920 1960 2000
INPUT RETURN LOSS
vs. FREQUENCY
MA\X2653-17
FREQUENCY (MHz)

S
11
 2
(dB)
-16
-12
-8
-4
0
LOW GAIN
HIGH GAIN
1800 1840 1880 1920 1960 2000
OUTPUT RETURN LOSS
vs. FREQUENCY
MA\X2653-18
FREQUENCY (MHz)

S
22
 2
(dB)
HIGH GAIN
-40
-30
-20
-10
0
LOW GAIN
1800 1840 1880 1920 1960 2000
REVERSE ISOLATION vs. FREQUENCY
MA\X2653-19
FREQUENCY (MHz)

S
12
 2
(dB)
-30
-20
-10
0
-40
LOW GAIN
HIGH GAIN
4
5
6
7
8
SUPPLY CURRENT vs. V CC HIGH GAIN
MAX2651-20
V
CC
(V)
I CC
(mA)
2.7 3.0 2.8 2.9 3.1 3.2 3.3
NO INPUT SIGNAL
T
A
= +85°C
T A = -40°C
T
A
= +25°C
1.0
1.5
2.0
2.5
3.0
SUPPLY CURRENT vs. V CC LOW GAIN
MAX2651-21
V CC (V)
I CC
(mA)
2.7 3.0 2.8 2.9 3.1 3.2 3.3
NO INPUT SIGNAL
T A = +25°C
T A = -40°C
T A = +85°C
MAX2653 (DCS Band)