MAX2057 Maxim Integrated Products, MAX2057 Datasheet - Page 4

• Manufacturer Part Number: MAX2057
• Description: 1700MHz to 2500MHz Variable-Gain Amplifier
• Manufacturer: Maxim Integrated Products

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1700MHz to 2500MHz Variable-Gain
Amplifier with Analog Gain Control
4
(Typical Application Circuit with one attenuator connected, V
setting, P
200
190
180
170
160
150
-10
_______________________________________________________________________________________
20
15
10
10
15
20
25
30
35
40
-5
5
0
0
5
1500
4.750
1.0
T
A
OUT
T
GAIN vs. GAIN-CONTROL VOLTAGE
A
= +25°C
T
= +85°C
A
1.5
1700
= +85°C
= +5dBm, linearity measured at P
4.875
vs. SUPPLY VOLTAGE
INPUT RETURN LOSS
vs. RF FREQUENCY
SUPPLY CURRENT
RF FREQUENCY (MHz)
SUPPLY VOLTAGE (V)
2.0
3dB GAIN REDUCTION
1900
T
V
T
A
A
CNTL
9dB, 12dB, 15dB, 18dB
5.000
= -40°C
6dB GAIN REDUCTION
= +25°C
2.5
GAIN REDUCTION
T
A
(V)
2100
= -40°C
3.0
MAX GAIN
5.125
2300
3.5
5.250
2500
4.0
OUT
10
15
20
25
30
35
40
19
17
15
13
11
10
15
20
25
30
35
40
0
5
9
0
5
1500
1500
1500
= +5dBm/tone, T
T
1700
1700
1700
T
A
A
GAIN vs. RF FREQUENCY
= +25°C
T
OUTPUT RETURN LOSS
= +25°C
INPUT RETURN LOSS
A
vs. RF FREQUENCY
vs. RF FREQUENCY
15dB, AND 18dB GAIN REDUCTION
= -40°C
RF FREQUENCY (MHz)
RF FREQUENCY (MHz)
RF FREQUENCY (MHz)
MAX GAIN, 3dB, 6dB, 9dB, 12dB,
CC
1900
T
1900
1900
A
= +85°C
= +5.0V, R1 = 1.2kΩ, R2 = 2kΩ, f
A
Typical Operating Characteristics
T
2100
2100
2100
= +25°C, unless otherwise noted.)
A
T
= +85°C
A
= -40°C
2300
2300
2300
2500
2500
2500
One Attenuator Configuration
-10
40
35
30
25
20
15
10
10
15
20
25
30
35
40
-5
5
0
0
5
1500
1500
1500
T
18dB GAIN REDUCTION
A
= +85°C
IN
1700
1700
1700
GAIN vs. RF FREQUENCY
T
= 2100MHz, maximum gain
OUTPUT RETURN LOSS
A
REVERSE ISOLATION
= -40°C
vs. RF FREQUENCY
vs. RF FREQUENCY
RF FREQUENCY (MHz)
RF FREQUENCY (MHz)
RF FREQUENCY (MHz)
T
A
1900
1900
1900
= -40°C
T
A
= +85°C
2100
2100
2100
T
A
= +25°C
MAXIMUM GAIN
T
A
2300
2300
2300
= +25°C
2500
2500
2500