1300MHz to 2700MHz Variable-Gain
Amplifier with Analog Gain Control
Typical Operating Characteristics (continued)
One Attenuator Configuration
(Typical Application Circuit with one attenuator 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.)
OUTPUT IP2 vs. RF FREQUENCY
75
70 VCC = 5.00V
VCC = 4.75V
65
60
VCC = 5.25V
55
50
45
1500 1700 1900 2100 2300 2500
RF FREQUENCY (MHz)
INPUT IP2 vs. ATTENUATION
70
65
TA = +85°C
60
55
TA = -40°C
TA = +25°C
50
45
40
0
5
10
15
20
ATTENUATION (dB)
OUTPUT IP2 vs. ATTENUATION
70
TA = +85°C
65
TA = +25°C
60
TA = -40°C
55
0
5
10
15
20
ATTENUATION (dB)
OUTPUT P1dB vs. RF FREQUENCY
26
25
TA = -40°C
24
TA = +25°C
23
TA = +85°C
22
21
20
1500 1700 1900 2100 2300 2500
RF FREQUENCY (MHz)
OUTPUT P1dB vs. RF FREQUENCY
26
VCC = 5.25V
25
VCC = 5.00V
24
23
VCC = 4.75V
22
21
20
1500 1700 1900 2100 2300 2500
RF FREQUENCY (MHz)
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