MAX2056 Ver la hoja de datos (PDF) - Maxim Integrated
Número de pieza
componentes Descripción
Fabricante
MAX2056 Datasheet PDF : 12 Pages
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800MHz to 1000MHz Variable-Gain
Amplifier with Analog Gain Control
Typical Operating Characteristics
One Attenuator Configuration
(Typical Application Circuit with one attenuator connected, VCC = +5.0V, R1 = 1.2kΩ, R2 = 3.92kΩ, fIN = 900MHz maximum gain
setting, POUT = +5dBm, linearity measured at POUT = +5dBm/tone, TA = +25°C, unless otherwise noted.)
SUPPLY CURRENT vs. VCC
160
INPUT RETURN LOSS
vs. RF FREQUENCY
0
OUTPUT RETURN LOSS
vs. RF FREQUENCY
0
150
5
140
10
130
15
120
TA = +85°C TA = +25°C TA = -40°C
20
110
25
TA = -40°C
TA = +85°C
TA = +25°C
5
TA = +25°C
10
TA = -40°C
15
20
25
TA = +85°C
100
4.750
4.875
5.000
VCC (V)
5.125
GAIN vs. VCNTL
20
TA = -40°C
15
10 TA = +25°C
5
TA = +85°C
0
-5
5.250
30
700 800 900 1000 1100 1200 1300 1400 1500
RF FREQUENCY (MHz)
GAIN vs. RF FREQUENCY
17
TA = -40°C
16
15
TA = +25°C
14
13
TA = +85°C
12
30
700 800 900 1000 1100 1200 1300 1400 1500
RF FREQUENCY (MHz)
REVERSE ISOLATION
vs. RF FREQUENCY
35
TA = +85°C
30
TA = +25°C TA = -40°C
25
-10
1.0 1.5 2.0 2.5 3.0 3.5 4.0
VCNTL (V)
INPUT RETURN LOSS
vs. RF FREQUENCY
0
5
10
MAXIMUM GAIN
15
20
25
21dB GAIN REDUCTION
30
700 800 900 1000 1100 1200 1300 1400 1500
RF FREQUENCY (MHz)
11
700 800 900 1000 1100 1200 1300 1400 1500
RF FREQUENCY (MHz)
OUTPUT RETURN LOSS
vs. RF FREQUENCY
0
5
10
MAXIMUM GAIN
15
20
25 21dB GAIN REDUCTION
30
700 800 900 1000 1100 1200 1300 1400 1500
RF FREQUENCY (MHz)
20
700 800 900 1000 1100 1200 1300 1400 1500
RF FREQUENCY (MHz)
GAIN vs. RF FREQUENCY
23
MAXIMUM GAIN
18
13
8
3
-2
-7
-12 22dB GAIN REDUCTION
-17
700 800 900 1000 1100 1200 1300 1400 1500
RF FREQUENCY (MHz)
4 _______________________________________________________________________________________
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