Rainbow Electronics MAX2057 - Manual (Page 6)

MAX2057
1700MHz to 2500MHz Variable-Gain
Amplifier with Analog Gain Control
6 _______________________________________________________________________________________
OUTPUT P1dB vs. RF FREQUENCY
MAX2057 toc22
RF FREQUENCY (MHz)
OUTPUT P1dB (dBm)
2300 2100 1900 1700
21
22
23
24
25
26
20
1500 2500
T A = +25 °C
T A = -40 °C
T A = +85 °C
OUTPUT P1dB vs. RF FREQUENCY
MAX2057 toc23
RF FREQUENCY (MHz)
OUTPUT P1dB (dBm)
2300 2100 1900 1700
21
22
23
24
25
26
20
1500 2500
V CC = 4.75V
V
CC
= 5.25V
V
CC
= 5.00V
OUTPUT IP2 vs. RF FREQUENCY
MAX2057 toc19
RF FREQUENCY (MHz)
OUTPUT IP2 (dBm)
2300 2100 1900 1700
50
55
60
65
70
75
45
1500 2500
V CC = 4.75V
V CC = 5.25V
V CC = 5.00V
INPUT IP2 vs. ATTENUATION
MAX2057 toc20
ATTENUATION (dB)
INPUT IP2 (dBm)
15 10 5
45
50
55
60
65
70
40
0 20
T A = +25 °C
T A = -40 °C
T A = +85 °C
55
60
65
70
0 5 10 15 20
OUTPUT IP2 vs. ATTENUATION
MAX2057 toc21
ATTENUATION (dB)
OUTPUT IP2 (dBm)
T A = +25 °C
T A = -40 °C
T A = +85 °C
Typical Operating Characteristics (continued)
One Attenuator Configuration
(Typical Application Circuit with one attenuator connected, V
CC
= +5.0V, R1 = 1.2k Ω, R2 = 2kΩ, f
IN
= 2100MHz, maximum gain
setting, P
OUT
= +5dBm, linearity measured at P
OUT
= +5dBm/tone, T
A
= +25°C, unless otherwise noted.)