MAX2057 Maxim Integrated Products, MAX2057 Datasheet - Page 7
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MAX2057
Manufacturer Part Number
MAX2057
Description
1700MHz to 2500MHz Variable-Gain Amplifier
Manufacturer
Maxim Integrated Products
Datasheet
1.MAX2057.pdf
(12 pages)
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Manufacturer
Quantity
Price
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Part Number:
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Manufacturer:
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(Typical Application Circuit with two attenuators connected, V
setting, P
OUT
= +5dBm, linearity measured at P
_______________________________________________________________________________________
-15
-25
-35
15
10
15
20
25
30
35
40
-5
5
0
5
1500
1.0
T
T
GAIN vs. GAIN-CONTROL VOLTAGE
A
A
= +25°C
T
= +85°C
A
1.5
= +85°C
1700
1700MHz to 2500MHz Variable-Gain
INPUT RETURN LOSS
vs. RF FREQUENCY
RF FREQUENCY (MHz)
2.0
Amplifier with Analog Gain Control
1900
T
A
V
= +25°C
CNTL
2.5
T
A
(V)
T
= -40°C
2100
A
= -40°C
3.0
OUT
2300
= +5dBm/tone, T
3.5
2500
4.0
CC
= +5.0V, R1 = 1.2kΩ, R2 = 2kΩ, f
A
Typical Operating Characteristics
= +25°C, unless otherwise noted.)
17
15
13
11
10
15
20
25
30
35
40
9
7
0
5
1500
1500
1700
T
1700
Two Attenuator Configuration
A
GAIN vs. RF FREQUENCY
= -40°C
OUTPUT RETURN LOSS
T
A
vs. RF FREQUENCY
RF FREQUENCY (MHz)
RF FREQUENCY (MHz)
= +25°C
T
1900
1900
A
= +25°C
T
A
= +85°C
2100
2100
IN
T
A
= 2100MHz, maximum gain
= +85°C
T
A
= -40°C
2300
2300
2500
2500
7