MAX2091 MAXIM [Maxim Integrated Products], MAX2091 Datasheet - Page 5

• 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]

AC ELECTRICAL CHARACTERISTICS (continued)
(Typical Application Circuit
f
to 50ω sources and loads, unless otherwise noted. Typical values are at T
V
otherwise noted. (Notes 5, 7, 8)
Note 5: Min and max limits are production tested, and guaranteed at T
Note 6: Recommended functional range, not production tested. Operation outside this range is possible, but with degraded
Note 7: All limits include external component and PCB losses. Output measurements taken at the RF port of the
Note 8: It is advisable not to continuously operate the VGA IF_IN and MIX_IN above +11dBm.
Note 9: Gain variation after slope compensation with external equalizer in position R2–R4 in the
(Typical Application Circuit
V
open, unless otherwise noted.)
50MHz to 500MHz Analog VGA, 1735MHz to 1935MHz
IF
ERROR AMPLIFIER AND ALARM CIRCUIT (CTRL1 = CTRL2 = LOGIC 1)
Maximum AMP_OUT
Capacitance to GND
ALM Threshold
PLVLSET
CC
= 350MHz, f
= 5.5V, T
28
27
26
25
24
Upconverting Mixer with Image Filtering, Threshold
50
Alarm Circuit, and Error Amplifier for Level Control
performance of some parameters.
Circuit.
PARAMETER
= 2.5V, CTRL1 = logic 1, CTRL2 = logic 0. Min/max specifications apply over supply, process, and temperature, unless
140
C
GAIN vs. IF FREQUENCY
T
C
= +25NC, f
RF
= -40°C
IF FREQUENCY (MHz)
= f
230
T
C
LO
= +95°C
+ f
IF_IN
320
configured for AGC amp only (IF_IN to IF_OUT), analog attenuator set to maximum gain (V
IF
with analog attenuator set to maximum gain, V
T
, P
C
= 350MHz, P
= +25°C
LO
410
SYMBOL
= -10dBm to -4dBm, T
500
IF_IN
(Note 6)
Input = DET_VIN
= -25dBm, R
27
26
25
28
24
50
140
V
GAIN vs. IF FREQUENCY
C
CC
= -40°C to +95°C, and IF_IN, LO+, and RF_OUT ports are connected
= 4.75V, 5.00V, 5.50V, 5.80V
SOURCE
IF FREQUENCY (MHz)
CONDITIONS
230
= R
320
Typical Operating Characteristics
C
LOAD
= +95NC for worst-case supply voltage and frequency.
C
CC
410
= +25°C, V
= 50I, CTRL1 = 1, CTRL2 = 0, ALM_THRES = ALM =
= 4.75V to 5.8V, f
500
CC
-10
-20
= 5.5V, P
30
20
10
MIN
0
50
Typical Application
RF
GAIN OVER PLVSET SETTING
= 1835MHz, f
140
1.35
LO
TYP
1.0V
2.0V
vs. IF FREQUENCY
0V
IF FREQUENCY (MHz)
= -7dBm, P
MAX2091
230
MAX
Typical Application
20
320
LO
PLVLSET
Circuit.
0.5V
2.5V
1.5V
IF
= 1485MHz,
= -25dBm,
410
UNITS
pF
= 2.5V),
V
500
5