Datasheet

8
50MHz to 500MHz Analog VGA, 1735MHz to 1935MHz
Upconverting Mixer with Image Filtering, Threshold
Alarm Circuit, and Error Amplifier for Level Control
MAX2091
Typical Operating Characteristics (continued)
(Typical Application Circuit configured for AGC amp only (IF_IN to IF_OUT), analog attenuator set to maximum gain (V
PLVLSET
= 2.5V),
V
CC
= 5.5V, T
C
= +25NC, f
IF_IN
= 350MHz, P
IF_IN
= -25dBm, R
SOURCE
= R
LOAD
= 50I, CTRL1 = 1, CTRL2 = 0, ALM_THRES = ALM =
open, unless otherwise noted.)
V
PLVSET
(V)
2.0251.5501.0750.600 2.500
f
IF
= 350MHz
3RD HARMONIC vs. V
PLVSET
SETTING
MAX2091 toc22
3RD HARMONIC (dBc)
70
80
90
100
110
60
P
OUT
= 0dBm
T
C
= +25°C
T
C
= +95°C
T
C
= -40°C
IF FREQUENCY (MHz)
200 500400
300
OIP2 vs. IF FREQUENCY
MAX2091 toc23
OIP2 (dBm)
50
60
70
40
P
OUT
= 0dBm/TONE
T
C
= -40°C
T
C
= +95°C
T
C
= +25°C
OIP2 vs. V
PLVSET
SETTING
MAX2091 toc25
OIP2 (dBm)
50
60
70
40
P
OUT
= 0dBm/TONE
V
PLVSET
(V)
2.0251.5501.0750.600 2.500
f
IF
= 350MHz
T
C
= +25°C
T
C
= +95°C
T
C
= -40°C
IF FREQUENCY (MHz)
200 500400
300
OIP2 vs. IF FREQUENCY
MAX2091 toc24
OIP2 (dBm)
50
60
70
40
P
OUT
= 0dBm/TONE
V
CC
= 5.00V, 5.50V
V
CC
= 4.75V
V
CC
= 5.80V