Datasheet

MAX2056
800MHz to 1000MHz Variable-Gain
Amplifier with Analog Gain Control
6 _______________________________________________________________________________________
45
50
60
55
65
70
MAX2056 toc19
OUTPUT IP2 vs. RF FREQUENCY
RF FREQUENCY (MHz)
OUTPUT IP2 (dBm)
800 900850 950 1000
V
CC
= 5.25V
V
CC
= 4.75V
V
CC
= 5.00V
35
45
40
55
50
60
65
025
INPUT IP2 vs. ATTENUATION
MAX2056 toc20
ATTENUATION (dB)
INPUT IP2 (dBm)
1051520
T
A
= +85°C
T
A
= +25°C
T
A
= -40°C
MAX2056 toc21
35
45
40
55
50
60
65
025
OUTPUT IP2 vs. ATTENUATION
ATTENUATION (dB)
OUTPUT IP2 (dBm)
1051520
T
A
= +85°C
T
A
= +25°C
T
A
= -40°C
20
22
21
24
23
25
26
800 900850 950 1000
OUTPUT P1dB vs. RF FREQUENCY
MAX2056 toc22
RF FREQUENCY (MHz)
OUTPUT P1dB (dBm)
T
A
= +85°C
T
A
= +25°C
T
A
= -40°C
MAX2056 toc23
20
22
21
24
23
25
26
800 900850 950 1000
OUTPUT P1dB vs. RF FREQUENCY
RF FREQUENCY (MHz)
OUTPUT P1dB (dBm)
V
CC
= 5.25V
V
CC
= 4.75V
V
CC
= 5.00V
Typical Operating Characteristics (continued)
One Attenuator Configuration
(Typical Application Circuit with one attenuator connected, V
CC
= +5.0V, R1 = 1.2kΩ, R2 = 3.92kΩ, f
IN
= 900MHz maximum gain
setting, P
OUT
= +5dBm, linearity measured at P
OUT
= +5dBm/tone, T
A
= +25°C, unless otherwise noted.)