MAX2057ETX-T(2010) Ver la hoja de datos (PDF) - Maxim Integrated
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MAX2057ETX-T
(Rev.:2010)
(Rev.:2010)
Maxim Integrated
MAX2057ETX-T Datasheet PDF : 13 Pages
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1300MHz to 2700MHz Variable-Gain
Amplifier with Analog Gain Control
Typical Operating Characteristics (continued)
Two Attenuator Configuration
(Typical Application Circuit with two attenuators connected, VCC = +5.0V, R1 = 1.2kΩ, R2 = 2kΩ, fIN = 2100MHz, maximum gain
setting, POUT = +5dBm, linearity measured at POUT = +5dBm/tone, TA = +25°C, unless otherwise noted.)
REVERSE ISOLATION
vs. RF FREQUENCY
45
INPUT RETURN LOSS
vs. RF FREQUENCY
0
OUTPUT RETURN LOSS
vs. RF FREQUENCY
0
TA = +85°C
40
5
10
MAXIMUM GAIN
6dB GAIN REDUCTION
15
5
10
MAXIMUM GAIN
15
20
20
TA = -40°C
25
35
TA = +25°C
25
6dB, 12dB, 18dB, 24dB,
30dB GAIN REDUCTION
30
30
12dB, 18dB, 24dB, 30dB
35
GAIN REDUCTION
35
30
1500 1700 1900 2100 2300 2500
RF FREQUENCY (MHz)
40
1500 1700 1900 2100 2300 2500
RF FREQUENCY (MHz)
40
1500 1700 1900 2100 2300 2500
RF FREQUENCY (MHz)
20
15
10
5
0
-5
-10
-15
-20
-25
1500
GAIN vs. RF FREQUENCY
MAXIMUM GAIN
30dB GAIN REDUCTION
1700 1900 2100 2300 2500
RF FREQUENCY (MHz)
REVERSE ISOLATION
vs. RF FREQUENCY
80
70
30dB GAIN REDUCTION
60
50
40
30
MAXIMUM GAIN
20
1500 1700 1900 2100 2300 2500
RF FREQUENCY (MHz)
NOISE FIGURE vs. RF FREQUENCY
11.0
10.5
10.0
TA = +85°C
9.5
9.0
8.5
8.0
7.5
TA = +25°C
7.0
6.5
TA = -40°C
6.0
1500 1700 1900 2100 2300 2500
RF FREQUENCY (MHz)
OUTPUT IP3 vs. RF FREQUENCY
40
TA = +25°C
38
36
TA = -40°C
34
TA = +85°C
32
OUTPUT IP2 vs. RF FREQUENCY
75
TA = +85°C
70 TA = +25°C
65
60
TA = -40°C
55
50
30
1500 1700 1900 2100 2300 2500
45
1500 1700 1900 2100 2300 2500
RF FREQUENCY (MHz)
RF FREQUENCY (MHz)
8 _______________________________________________________________________________________
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