MAX2091 MAXIM [Maxim Integrated Products], MAX2091 Datasheet - Page 17

• 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
27
25
23
21
Upconverting Mixer with Image Filtering, Threshold
0
7
6
5
4
3
1250
1685
200
Alarm Circuit, and Error Amplifier for Level Control
+ f
LO PORT MATCH vs. LO FREQUENCY
T
T
LO
T
NOISE FIGURE vs. IF FREQUENCY
C
C
OUTPUT IP3 vs. RF FREQUENCY
C
= -40°C
= +95°C
= -40°C
, R
SOURCE
LO FREQUENCY (MHz)
RF FREQUENCY (MHz)
1450
IF FREQUENCY (MHz)
1785
300
T
T
C
C
PLVLSET
= +95°C
T
= +25°C
C
= R
T
= -40°C
C
P
configured for Full Cascade with interstage attenuator network (IF_IN to RF_OUT), analog attenuator
= +25°C
IF
LOAD
1650
1885
400
= -25dBm/TONE
= 2.5V), V
T
T
C
C
= 50I, CTRL1 = 1 CTRL2 = 0, ALM_THRES = ALM = open, unless otherwise noted.)
= +95°C
= +25°C
1850
1985
500
CC
= 5.5V, T
-10
-20
-30
27
25
23
21
Typical Operating Characteristics (continued)
0
7
6
5
4
3
1250
1685
200
C
LO PORT MATCH vs. LO FREQUENCY
NOISE FIGURE vs. IF FREQUENCY
= +25NC, f
OUTPUT IP3 vs. RF FREQUENCY
P
LO
P
P
= -10dBm, -7dBm, -4dBm
LO
LO
LO FREQUENCY (MHz)
RF FREQUENCY (MHz)
1450
IF FREQUENCY (MHz)
1785
= -10dBm, -7dBm, -4dBm
= -10dBm, -7dBm, -4dBm
300
IF_IN
= 350MHz, P
P
IF
1650
1885
400
= -25dBm/TONE
IF_IN
1850
1985
500
= -25dBm, f
-10
-20
-30
27
25
23
21
0
7
6
5
4
3
1250
1685
200
LO PORT MATCH vs. LO FREQUENCY
NOISE FIGURE vs. IF FREQUENCY
LO
OUTPUT IP3 vs. RF FREQUENCY
V
CC
= 1485MHz, P
V
V
= 4.75V, 5.00V, 5.25V, 5.50V
CC
CC
= 4.75V, 5.00V, 5.50V, 5.80V
LO FREQUENCY (MHz)
= 4.75V, 5.00V, 5.25V, 5.50V
RF FREQUENCY (MHz)
1450
IF FREQUENCY (MHz)
1785
300
MAX2091
P
LO
IF
1650
1885
400
= -25dBm/TONE
= -7dBm, f
1850
1985
500
17
RF