Typical operating characteristics (continued) – Rainbow Electronics MAX2682 User Manual
Page 5
MAX2680/MAX2681/MAX2682
400MHz to 2.5GHz, Low-Noise,
SiGe Downconverter Mixers
_______________________________________________________________________________________
5
0
0.03
0.02
0.01
0.04
0.05
0.06
0.07
0.08
0.09
0.10
2.5
3.5
3.0
4.0
4.5
5.0
5.5
MAX2680
SHUTDOWN SUPPLY
CURRENT vs. SUPPLY VOLTAGE
MAX2680/1/2-04
SUPPLY VOLTAGE (V)
SHUTDOWN SUPPLY CURRENT (
µ
A)
T
A
= +85°C
T
A
= +25°C
T
A
= -40°C
SHDN = GND
-1
5
3
1
7
9
11
13
15
-14
-10
-8
-12
-6
-4
-2
0
MAX2680
CONVERSION POWER GAIN vs. LO POWER
MAX2680/1/2-07
LO POWER (dBm)
CONVERSION POWER GAIN (dB)
f
RF
900MHz
1950MHz
2450MHz
f
LO
970MHz
1880MHz
2210MHz
f
IF
70MHz
70MHz
240MHz
f
RF
= 900MHz
f
RF
= 2450MHz
f
RF
= 1950MHz
0
0.03
0.02
0.01
0.04
0.05
0.06
0.07
0.08
0.09
0.10
2.5
3.5
3.0
4.0
4.5
5.0
5.5
MAX2681
SHUTDOWN SUPPLY
CURRENT vs. SUPPLY VOLTAGE
MAX2680/1/2-05
SUPPLY VOLTAGE (V)
SHUTDOWN SUPPLY CURRENT (
µ
A)
T
A
= +85°C
T
A
= +25°C
T
A
= -40°C
SHDN = GND
0
0.03
0.02
0.01
0.04
0.05
0.06
0.07
0.08
0.09
0.10
2.5
3.5
3.0
4.0
4.5
5.0
5.5
MAX2682
SHUTDOWN SUPPLY
CURRENT vs. SUPPLY VOLTAGE
MAX2680/1/2-06
SUPPLY VOLTAGE (V)
SHUTDOWN SUPPLY CURRENT (
µ
A)
T
A
= +85°C
T
A
= +25°C
T
A
= -40°C
SHDN = GND
0
6
4
2
8
10
12
14
16
-14
-10
-8
-12
-6
-4
-2
0
MAX2681
CONVERSION POWER GAIN vs. LO POWER
MAX2680/1/2-08
LO POWER (dBm)
CONVERSION POWER GAIN (dB)
f
RF
= 900MHz
f
RF
= 1950MHz
f
RF
= 2450MHz
f
RF
900MHz
1950MHz
2450MHz
f
LO
970MHz
1880MHz
2210MHz
f
IF
70MHz
70MHz
240MHz
0
6
4
2
8
10
12
14
16
-14
-10
-8
-12
-6
-4
-2
0
MAX2682
CONVERSION POWER GAIN vs. LO POWER
MAX2680/1/2-09
LO POWER (dBm)
CONVERSION POWER GAIN (dB)
f
RF
= 900MHz
f
RF
= 1950MHz
f
RF
= 2450MHz
f
RF
900MHz
1950MHz
2450MHz
f
LO
970MHz
1880MHz
2210MHz
f
IF
70MHz
70MHz
240MHz
Typical Operating Characteristics (continued)
(Typical Operating Circuit, V
CC
= SHDN = +3.0V, P
RFIN
= -25dBm, P
LO
= -5dBm, T
A
= +25°C, unless otherwise noted.)
0
6
4
2
8
10
12
14
16
-40
0
20
-20
40
60
80
100
MAX2680
CONVERSION POWER GAIN vs. TEMPERATURE
MAX2680/1/2-10
TEMPERATURE (°C)
CONVERSION POWER GAIN (dB)
f
RF
= 900MHz
f
RF
= 1950MHz
f
RF
= 2450MHz
f
RF
900MHz
1950MHz
2450MHz
f
LO
970MHz
1880MHz
2210MHz
f
IF
70MHz
70MHz
240MHz
0
6
4
2
8
10
12
14
16
-40
0
20
-20
40
60
100
80
MAX2681
CONVERSION POWER GAIN vs. TEMPERATURE
MAX2680/1/2-11
TEMPERATURE (°C)
CONVERSION POWER GAIN (dB)
f
RF
= 900MHz
f
RF
= 1950MHz
f
RF
= 2450MHz
1
7
5
3
9
11
13
15
17
-40
0
20
-20
40
60
80
100
MAX2682
CONVERSION POWER GAIN vs. TEMPERATURE
MAX2680/1/2-12
TEMPERATURE (°C)
CONVERSION POWER GAIN (dB)
f
RF
= 900MHz
f
RF
= 1950MHz
f
RF
= 2450MHz