MAX2056 Maxim Integrated Products, MAX2056 Datasheet - Page 5

• Manufacturer Part Number: MAX2056
• Description: 800MHz to 1000MHz Variable-Gain Amplifier
• Manufacturer: Maxim Integrated Products

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(Typical Application Circuit with one attenuator connected, V
setting, P
41
40
39
38
37
36
60
55
50
45
40
35
30
25
20
50
45
40
35
30
25
20
700
800
0
OUT
800
OUTPUT IP3 vs. ATTENUATION
MAXIMUM GAIN
OUTPUT IP3 vs. FREQUENCY
= +5dBm, linearity measured at P
21dB GAIN REDUCTION
5
900
T
850
T
REVERSE ISOLATION
A
A
vs. RF FREQUENCY
RF FREQUENCY (MHz)
RF FREQUENCY (MHz)
= -40°C
= -40°C
T
ATTENUATION (dB)
1000 1100 1200 1300 1400 1500
A
T
= +25°C
A
10
_______________________________________________________________________________________
= +25°C
900
T
A
= +85°C
T
15
A
= +85°C
950
20
Amplifier with Analog Gain Control
800MHz to 1000MHz Variable-Gain
1000
25
OUT
Typical Operating Characteristics (continued)
40
38
36
34
32
41
40
39
38
37
36
7
6
5
4
3
2
= +5dBm/tone, T
800
800
-6
NOISE FIGURE vs. RF FREQUENCY
OUTPUT IP3 vs. OUTPUT POWER
V
OUTPUT IP3 vs. FREQUENCY
CC
-3
OUTPUT POWER PER TONE (dBm)
= 5.00V
850
850
RF FREQUENCY (MHz)
RF FREQUENCY (MHz)
CC
T
A
0
= +85°C
= +5.0V, R1 = 1.2kΩ, R2 = 3.92kΩ, f
V
CC
V
900
900
A
CC
3
= 4.75V
= +25°C, unless otherwise noted.)
= 5.25V
T
A
= -40°C
6
T
A
950
950
= +25°C
9
1000
1000
12
One Attenuator Configuration
50
45
40
35
30
25
20
65
60
55
50
45
40
7
6
5
4
3
2
800
800
0
NOISE FIGURE vs. RF FREQUENCY
OUTPUT IP2 vs. RF FREQUENCY
V
CC
INPUT IP3 vs. ATTENUATION
IN
= 4.75V
5
T
850
850
A
= 900MHz maximum gain
T
RF FREQUENCY (MHz)
= +25°C
RF FREQUENCY (MHz)
A
V
ATTENUATION (dB)
= -40°C
CC
10
= 5.25V
V
CC
900
T
900
T
A
A
= 5.00V
= -40°C
= +25°C
15
T
T
A
A
950
950
= +85°C
= +85°C
20
1000
1000
25
5