MAX2090 MAXIM [Maxim Integrated Products], MAX2090 Datasheet - Page 6

• Manufacturer Part Number: MAX2090
• Description: 50MHz to 1000MHz Analog VGA with Threshold Alarm Circuit and Error Amplifier for Level Control
• Manufacturer: MAXIM [Maxim Integrated Products]

(Typical Application Circuit
350MHz, P
Maxim Integrated
Alarm Circuit and Error Amplifier for Level Control
-10
-20
-30
-40
-30
-60
-90
90
60
30
0
0
0
0
50MHz to 1000MHz Analog VGA with Threshold
POSITIVE PHASE = ELECTRICALLY SHORTER
S21 PHASE CHANGE vs. V
RF_IN
INPUT MATCH vs. V
0.5
0.5
1000MHz
1000MHz
350MHz
350MHz
= -25dBm, R
1.0
V
1.0
V
PLVLSET
PLVLSET
50MHz
500MHz
50MHz
500MHz
1.5
(V)
1.5
(V)
HIGH GAIN STATE
with analog attenuator set to minimum attenuation (V
REFERENCED TO
SOURCE
PLVLSET
PLVLSET
2.0
2.0
= R
2.5
2.5
LOAD
= 50I, CTRL1 = 1, CTRL2 = 0, ALM_THRES = ALM = open, unless otherwise noted.)
-10
-20
-30
-40
Typical Operating Characteristics (continued)
0
7
6
5
4
3
2
50
0
NOISE FIGURE vs. RF FREQUENCY
OUTPUT MATCH vs. V
250
0.5
1000MHz
T
C
= +95°C
RF FREQUENCY (MHz)
450
1.0
V
T
PLVLSET
C
= -40°C
50MHz
650
1.5
(V)
T
C
350MHz
= +25°C
PLVLSET
500MHz
850
2.0
PLVLSET
1050
2.5
= 2.5V), V
80
70
60
50
40
30
20
7
6
5
4
3
2
50
50
REVERSE ISOLATION OVER V
NOISE FIGURE vs. RF FREQUENCY
CC
V PLVLSET = 0V
250
250
V
= 5.5V, T
CC
vs. RF FREQUENCY
= 4.75V, 5.00V, 5.50V, 5.80V
RF FREQUENCY (MHz)
RF FREQUENCY (MHz)
MAX2090
V PLVLSET = 2.5V
450
450
C
= +25NC, f
650
650
850
850
PLVLSET
RF_IN
1050
1050
=
6