MAX2682(1998) Ver la hoja de datos (PDF) - Maxim Integrated
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MAX2682 Datasheet PDF : 12 Pages
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400MHz to 2.5GHz, Low-Noise,
SiGe Downconverter Mixers
Typical Operating Characteristics (continued)
(Typical Operating Circuit, VCC = SHDN = +3.0V, PRFIN = -25dBm, PLO = -5dBm, TA = +25°C, unless otherwise noted.)
MAX2680
SHUTDOWN SUPPLY
CURRENT vs. SUPPLY VOLTAGE
0.10
0.09 SHDN = GND
0.08
0.07
0.06
TA = +25°C TA = +85°C
0.05
0.04
0.03
TA = -40°C
0.02
0.01
0
2.5 3.0 3.5 4.0 4.5 5.0 5.5
SUPPLY VOLTAGE (V)
MAX2680
CONVERSION POWER GAIN vs. LO POWER
15
13
fRF = 900MHz
11
fRF = 1950MHz
9
fRF = 2450MHz
7
5
3
fRF
fLO
fIF
900MHz 970MHz 70MHz
1
1950MHz 1880MHz 70MHz
2450MHz 2210MHz 240MHz
-1
-14 -12 -10 -8 -6 -4 -2 0
LO POWER (dBm)
MAX2680
CONVERSION POWER GAIN vs. TEMPERATURE
16
14
fRF = 900MHz
12
10
8
6
fRF = 2450MHz
fRF = 1950MHz
4
fRF
fLO
fIF
900MHz 970MHz 70MHz
2 1950MHz 1880MHz 70MHz
2450MHz 2210MHz 240MHz
0
-40 -20 0 20 40 60 80 100
TEMPERATURE (°C)
MAX2681
SHUTDOWN SUPPLY
CURRENT vs. SUPPLY VOLTAGE
0.10
0.09 SHDN = GND
0.08
0.07
0.06
TA = +25°C TA = +85°C
0.05
0.04
0.03
TA = -40°C
0.02
0.01
0
2.5 3.0 3.5 4.0 4.5 5.0 5.5
SUPPLY VOLTAGE (V)
MAX2681
CONVERSION POWER GAIN vs. LO POWER
16
14
fRF = 900MHz
12
10
fRF = 1950MHz
8
6
fRF = 2450MHz
4
fRF
fLO
fIF
900MHz 970MHz 70MHz
2
1950MHz 1880MHz 70MHz
2450MHz 2210MHz 240MHz
0
-14 -12 -10 -8 -6 -4 -2 0
LO POWER (dBm)
MAX2681
CONVERSION POWER GAIN vs. TEMPERATURE
16
14
fRF = 900MHz
12
10
fRF = 1950MHz
8
6
fRF = 2450MHz
4
2
0
-40 -20
0 20 40 60
TEMPERATURE (°C)
80 100
MAX2682
SHUTDOWN SUPPLY
CURRENT vs. SUPPLY VOLTAGE
0.10
0.09 SHDN = GND
0.08
0.07
TA = +85°C
0.06
TA = +25°C
0.05
0.04
0.03
TA = -40°C
0.02
0.01
0
2.5 3.0 3.5 4.0 4.5 5.0 5.5
SUPPLY VOLTAGE (V)
MAX2682
CONVERSION POWER GAIN vs. LO POWER
16
14
fRF = 900MHz
12
fRF = 1950MHz
10
8
fRF = 2450MHz
6
4
fRF
fLO
fIF
900MHz 970MHz 70MHz
2
1950MHz 1880MHz 70MHz
2450MHz 2210MHz 240MHz
0
-14 -12 -10 -8 -6 -4 -2 0
LO POWER (dBm)
MAX2682
CONVERSION POWER GAIN vs. TEMPERATURE
17
15
fRF = 900MHz
13
11
fRF = 1950MHz
9
7
fRF = 2450MHz
5
3
1
-40 -20
0 20 40 60
TEMPERATURE (°C)
80 100
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