Rainbow Electronics MAX2653 - Manual (Page 11)

MAX2651/MAX2652/MAX2653
GSM900 and DCS1800/PCS1900
Dual-Band, Low-Noise Amplifiers
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HIGH GAIN
LOW GAIN
f = 945MHz
P IN (dBm)
12
10
8
-8
-10
-12
14 -6
16 -4
18 -2
20 0
-25 -20 -15 -10 -5 0
POWER GAIN vs. INPUT POWER
MA\X2652-toc04
HIGH GAIN (dB) LOW GAIN (dB)
-20
-10
0
10
20
1800 1840 1880 1920 1960 2000
POWER GAIN vs. FREQUENCY
MA\X2652 toc05
FREQUENCY (MHz)
GAIN (dB)
HIGH GAIN
LOW GAIN
-40
-50
-30
-20
-10
0
1800 1840 1880 1920
FREQUENCY (MHz)
1960 2000
INPUT RETURN LOSS vs. FREQUENCY
MA\X2652 toc06

S
11

2
(dB)
LOW GAIN
HIGH GAIN
-40
-50
-30
-20
-10
0
1800 1840 1880 1920 1960 2000
OUTPUT RETURN LOSS vs. FREQUENCY
MA\X2652 toc07
HIGH GAIN
LOW GAIN
FREQUENCY (MHz)

S
22

2
(dB)
-40
-50
-30
-20
-10
0
1800 1840 1880 1920 1960 2000
REVERSE ISOLATION vs. FREQUENCY
MA\X2652 toc08
HIGH GAIN
LOW GAIN
FREQUENCY (MHz)

S
12

2
(dB)
5.0
6.0
7.0
8.0
5.5
6.5
7.5
8.5
9.0
HIGH-GAIN SUPPLY CURRENT
vs. SUPPLY VOLTAGE
MAX2652-toc09
SUPPLY VOLTAGE (V)
I CC
(mA)
2.7 3.0 2.8 2.9 3.1 3.2 3.3
NO INPUT SIGNAL
T A = -40°C
T A = +25°C
T A = +85°C
1.5
1.0
2.0
2.5
3.0
LOW-GAIN SUPPLY CURRENT
vs. SUPPLY VOLTAGE
MAX2652 toc10
SUPPLY VOLTAGE (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
-4
-6
-8
-10
-2
0
2
4
INPUT IP3 vs. SUPPLY VOLTAGE
MAX2652 toc10a
SUPPLY VOLTAGE (V)
INPUT IP3 (dBm)
2.7 3.0 2.8 2.9 3.1 3.2 3.3
LOW GAIN
HIGH GAIN
T A = +25°C
T A = -40°C
T A = -40°C
T A = +85°C
T A = +85°C
T A = +25°C
-16
-18
-14
-8
-6
-4
INPUT P1dB vs. SUPPLY VOLTAGE
MAX2652 toc10b
SUPPLY VOLTAGE (V)
INPUT 1dB (dBm)
2.7 3.0 2.8 2.9 3.1 3.2 3.3
LOW GAIN
HIGH GAIN
T A = +25°C
T A = -40°C
T A = -40°C
T
A
= +85°C
T A = +85°C
T A = +25°C
Typical Operating Characteristics (continued)
(MAX2652 EV kit, V CC = +3.0V, input and output matched with recommended matching networks, T A = +25°C, unless otherwise noted.)
MAX2652 (DCS Band)