max2645eubt Maxim Integrated Products, Inc., max2645eubt Datasheet - Page 7

• Manufacturer Part Number: max2645eubt
• Description: Max2645 3.4ghz To 3.8ghz Sige Low-noise Amplifier/pa Predriver
• Manufacturer: Maxim Integrated Products, Inc.

(MAX2645 EV kit, V
-10.0
-10.5
-11.0
-11.5
-12.0
-12.5
-13.0
-13.5
-14.0
-14.5
-15.0
-10
-11
-12
-13
-14
-15
6.0
5.5
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
-5
-6
-7
-8
-9
3.4
3.4
3.4
HIGH-INPUT IP3 CIRCUIT
LOW-NOISE FIGURE CIRCUIT
V
PA PREDRIVER CIRCUIT
CC
T
A
OUTPUT VSWR vs. FREQUENCY
= 5V
= -40 C
LOW GAIN
T
A
3.5
3.5
GAIN vs. FREQUENCY
3.5
= +25 C
GAIN vs. FREQUENCY
(LOW-GAIN MODE)
(LOW-GAIN MODE)
T
FREQUENCY (GHz)
FREQUENCY (GHz)
T
FREQUENCY (GHz)
A
CC
A
= -40 C
= +25 C
_______________________________________________________________________________________
= +3.3V, R
HIGH GAIN
3.6
3.6
3.6
T
A
= +85 C
T
A
= +85 C
3.7
3.7
3.7
BIAS
= 20k , f
3.8
3.8
3.8
Low-Noise Amplifier/PA Predriver
RFIN
16.5
16.0
15.5
15.0
14.5
14.0
13.5
13.0
12.5
Typical Operating Characteristics (continued)
-10
-15
-20
-25
-30
-35
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
-5
0
3.4
3.0
3.4
= 3550MHz, T
V
REVERSE ISOLATION vs. FREQUENCY
LOW-NOISE FIGURE CIRCUIT
HIGH-INPUT IP3 CIRCUIT
PA PREDRIVER CIRCUIT
CC
LOW GAIN
HIGH GAIN
HIGH GAIN
= 5V
GAIN vs. SUPPLY VOLTAGE
3.5
3.5
LOW GAIN
3.5
(HIGH-GAIN MODE)
SUPPLY VOLTAGE (V)
vs. FREQUENCY
FREQUENCY (GHz)
FREQUENCY (GHz)
INPUT VSWR
4.0
A
3.6
= +25°C, unless otherwise noted.)
3.6
T
3.4GHz to 3.8GHz SiGe
T
A
A
T
= -40 C
= +85 C
4.5
A
= +25 C
3.7
3.7
5.0
3.8
5.5
3.8
-10.0
-10.5
-11.0
-11.5
-12.0
-12.5
17.0
16.5
16.0
15.5
15.0
14.5
14.0
13.5
13.0
12.5
12.0
-8.5
-9.0
-9.5
20
19
18
17
16
15
14
13
12
11
10
3.4
3.4
3.0
V
V
HIGH-INPUT IP3 CIRCUIT
PA PREDRIVER CIRCUIT
PA PREDRIVER CIRCUIT
CC
CC
T
A
= 5V
= 5V
T
= -40 C
A
GAIN vs. SUPPLY VOLTAGE
3.5
= +25°C
3.5
3.5
GAIN vs. FREQUENCY
GAIN vs. FREQUENCY
(HIGH-GAIN MODE)
(HIGH-GAIN MODE)
(LOW-GAIN MODE)
SUPPLY VOLTAGE (V)
FREQUENCY (GHz)
FREQUENCY (GHz)
T
T
A
A
4.0
= +25 C
= -40°C
T
3.6
3.6
A
T
A
= +85°C
= +25 C
T
4.5
T
A
A
= +85 C
T
= -40 C
A
= +85 C
3.7
3.7
5.0
3.8
3.8
5.5
7