Datasheet

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MAX2090
50MHz to 1000MHz Analog VGA and Power
Detector with Optional AGC Loop
Typical Operating Characteristics (continued)
(Typical Application Circuit with analog attenuator set to minimum attenuation (V
PLVLSET
= 2.5V), V
CC
= 5.5V, T
C
= +25NC, f
RF_IN
=
350MHz, P
RF_IN
= -25dBm, R
SOURCE
= R
LOAD
= 50I, CTRL1 = 0, CTRL2 = 1, ALM_THRES = ALM = open, unless otherwise noted.)
RF OUTPUT POWER (dBm)
-17.5
-17.0
-16.5
-18.0
RF OUTPUT POWER vs. RF INPUT POWER
(CLOSED LOOP)
MAX2090 toc31
RF INPUT POWER (dBm)
-14-21-28-35 -7
f
RF
= 350MHz
V
PLVLSET
= 0.5V
T
C
= +25°C
T
C
= +95°C
T
C
= -40°C
RF OUTPUT POWER vs. RF INPUT POWER
(CLOSED LOOP)
MAX2090 toc33
RF INPUT POWER (dBm)
RF OUTPUT POWER (dBm)
-16 -7
0.5
1.0
1.5
0
-25 2
f
RF
= 350MHz
V
PLVLSET
= 1.0V
T
C
= +95°C
T
C
= -40°C, +25°C
RF OUTPUT POWER (dBm)
-8.5
-8.0
-7.5
-9.0
RF OUTPUT POWER vs. RF INPUT POWER
(CLOSED LOOP)
MAX2090 toc32
RF INPUT POWER (dBm)
-7-16-25-34 2
f
RF
= 350MHz
V
PLVLSET
= 1.0V
T
C
= +95°C
T
C
= -40°C
T
C
= +25°C
RF OUTPUT POWER (dBm)
8.0
8.5
9.0
7.5
RF OUTPUT POWER vs. RF INPUT POWER
(CLOSED LOOP)
MAX2090 toc34
RF INPUT POWER (dBm)
-2-7-12-17 3
f
RF
= 350MHz
V
PLVLSET
= 2.0V
T
C
= +95°C
T
C
= -40°C
T
C
= +25°C