MAX2091 MAXIM [Maxim Integrated Products], MAX2091 Datasheet - Page 16

• Manufacturer Part Number: MAX2091
• Description: 50MHz to 500MHz Analog VGA, 1735MHz to 1935MHz Upconverting Mixer with Image Filtering, Threshold Alarm Circuit, and Error Amplifier for Level Control
• Manufacturer: MAXIM [Maxim Integrated Products]

(Typical Application Circuit
set to maximum gain (V
= f
50MHz to 500MHz Analog VGA, 1735MHz to 1935MHz
IF_IN
-10
-20
-30
-40
-10
-20
-30
26
24
22
20
Upconverting Mixer with Image Filtering, Threshold
0
0
1685
1685
200
Alarm Circuit, and Error Amplifier for Level Control
+ f
RF OUTPUT MATCH vs. RF FREQUENCY
IF INPUT MATCH vs. IF FREQUENCY
T
T
LO
C
C
T
= -40°C
= -40°C
C
, R
= -40°C
GAIN vs. RF FREQUENCY
SOURCE
RF FREQUENCY (MHz)
RF FREQUENCY (MHz)
IF FREQUENCY (MHz)
1785
1785
300
T
T
T
C
C
C
PLVLSET
T
= +25°C
= +95°C
= +95°C
C
= R
= +25°C
configured for Full Cascade with interstage attenuator network (IF_IN to RF_OUT), analog attenuator
LOAD
1885
1885
400
= 2.5V), V
T
T
C
C
= +95°C
= 50I, CTRL1 = 1 CTRL2 = 0, ALM_THRES = ALM = open, unless otherwise noted.)
= +25°C
1985
1985
500
CC
= 5.5V, T
-10
-20
-30
-10
-20
-30
-40
26
24
22
20
Typical Operating Characteristics (continued)
0
0
1685
1685
200
RF OUTPUT MATCH vs. RF FREQUENCY
C
IF INPUT MATCH vs. IF FREQUENCY
= +25NC, f
V
P
CC
LO
GAIN vs. RF FREQUENCY
STATE: P
= 4.75V, 5.0V, 5.25V, 5.5V
= -10dBm, -7dBm, -4dBm
P
P
STATE: V
LO
LO
RF FREQUENCY (MHz)
RF FREQUENCY (MHz)
1785
IF FREQUENCY (MHz)
= -10dBm, -7dBm, -4dBm
1785
= -10dBm, -7dBm, -4dBm
300
LO
IF_IN
CC
= -7dBm,
= 5.5V,
= 350MHz, P
1885
1885
400
IF_IN
1985
1985
500
= -25dBm, f
-10
-20
-30
-10
-20
-10
-20
-30
-40
30
20
10
0
0
0
1685
200
0
RF OUTPUT MATCH vs. RF FREQUENCY
IF INPUT MATCH vs. IF FREQUENCY
f
IF
V
LO
= 350MHz
T
CC
C
= 1485MHz, P
GAIN vs. P
= -40°C, +25°C, +95°C
0.5
= 4.75V, 5.00V, 5.25V, 5.50V
V
CC
= 4.75V, 5.00V, 5.50V, 5.80V
RF FREQUENCY (MHz)
IF FREQUENCY (MHz)
1785
300
MAX2091
1.0
P
LVLSET
LVLSET
(V)
1.5
LO
SETTING
1885
400
= -7dBm, f
2.0
1985
500
2.5
RF
16