MAX2655EXT+T Maxim Integrated Products, MAX2655EXT+T Datasheet - Page 7

• Manufacturer Part Number: MAX2655EXT+T
• Description: RF Amplifier LNA with Adjustable- IP3 and Shutdown for
• Manufacturer: Maxim Integrated Products

Specifications of MAX2655EXT+T

• Operating Frequency: 1575 MHz to 1900 MHz
• P1db: - 12.2 dBm
• Noise Figure: 1.45 dB at 1575 MHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

(P
T
A
IN
= +25°C, unless otherwise noted.)
10
16
14
12
10
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
8
6
4
2
0
9
8
= -30dBm, input and output are terminated to 50Ω, V
INPUT LOGIC CURRENT vs. TEMPERATURE
200
-40
200
f
T
IN
A
= 1575MHz
400
= +85°C
400
-20
SUPPLY CURRENT vs. R
T
INPUT LOGIC HIGH AT V
A
= -40°C
600
600
INPUT LOGIC LOW AT V
TEMPERATURE (°C)
0
T
GAIN vs. R
T
A
A
= +25°C
MAX2655
MAX2655
MAX2655
T
= +25°C
800
800 1000 1200 1400 1600
R
A
R
_______________________________________________________________________________________
BIAS
BIAS
= -40°C
20
1000 1200 1400 1600
(Ω)
(Ω)
T
A
BIAS
40
= +85°C
RFOUT
BIAS
RFOUT
60
80
1575MHz/1900MHz Variable-IP3
-10
10
Typical Operating Characteristics (continued)
28
24
20
16
12
-2
-4
-6
-8
15
14
13
12
11
10
8
6
4
2
0
8
4
0
-40
200
2.0
SHUTDOWN CURRENT vs. TEMPERATURE
P
f
f
f
R
1
2
IN
IN
BIAS
= 1570MHz
= 1580MHz
= 1575MHz
2.5
-20
400
= -30dBm
CC
= 511Ω ±1%
GAIN vs. SUPPLY VOLTAGE
V
CC
3.0
= +3V, high-gain and low-gain modes are applicable only to the MAX2656,
T
INPUT IP3 vs. R
600
A
= +3V
= -40°C
SUPPLY VOLTAGE (V)
0
TEMPERATURE (°C)
TEMPERATURE (°C)
3.5
MAX2655
MAX2655
T
MAX2655
800
A
V
20
= +25°C
CC
4.0
T
= +6V
1000 1200 1400 1600
A
= +25°C
T
T
A
40
A
4.5
= +85°C
= -40°C
BIAS
Low-Noise Amplifiers
5.0
T
60
A
= +85°C
5.5
80
6.0
2.0
1.5
1.0
0.5
3.4
3.2
3.0
2.8
2.6
2.4
2.2
2.0
1.8
1.6
1.4
16
14
12
10
8
6
4
2
0
INPUT LOGIC VOLTAGE vs. TEMPERATURE
1000
-40
1000
1200
-20
NOISE FIGURE vs. FREQUENCY
1200
INPUT LOGIC LOW AT V
GAIN vs. FREQUENCY
1400 1600
0
TEMPERATURE (°C)
R
FREQUENCY (MHz)
FREQUENCY (MHz)
BIAS
INPUT LOGIC HIGH AT V
1400
MAX2655
MAX2655
R
MAX2655
R
R
BIAS
= 357Ω ±1%
BIAS
BIAS
20
R
BIAS
= 357Ω ±1%
= 511Ω ±1%
= 698Ω ±1%
1800
1600
= 511Ω ±1%
40
R
BIAS
RFOUT
= 698Ω ±1%
2000 2200
1800
60
RFOUT
80
2000
7