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MC3371 Datasheet, PDF (5/20 Pages) Motorola, Inc – LOW POWER FM IF | |||
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MC3371 MC3372
TYPICAL CURVES
(Unmatched Input)
Figure 3. Total Harmonic Distortion
versus Temperature
5.0
VCC = 4.0 Vdc
4.0
RF Input = â30 dBm
fo = 10.7 MHz
3.0
2.0
1.0
0
â55 â35 â15 5.0 25 45 65 85
TA, AMBIENT TEMPERATURE (°C)
105 125
Figure 4. RSSI versus RF Input
70
TA = 75°C
60
50
TA = â30°C
40
TA = 25°C
30
20
10 TA = 75°C
VCC = 4.0 Vdc
fo = 10.7 MHz
0
TA = â30°C
â140 â120 â100 â80 â60 â40 â20 0 20
RF INPUT (dBm)
60
54
48
42
36
30
24
18
12
6.0
0
â55
Figure 5. RSSI Output versus Temperature
â30 dBm
VCC = 4.0 Vdc
fo = 10.7 MHz
â70 dBm
â110 dBm
â35 â15 5.0 25 45 65 85 105 125
TA, AMBIENT TEMPERATURE (°C)
Figure 6. Mixer Output versus RF Input
0
â10
100 MHz
Desired Products
â20
â30
100 MHz
3rd Order Products
â40
â50
â60
VCC = 4.0 Vdc
TA = 27°C
â70
â 70 â 60 â 50 â 40 â 30 â 20 â 10
0 10
RF INPUT (dBm)
Figure 7. Mixer Gain versus Supply Voltage
30
27
TA = 75°C
24
21
TA = â30°C
TA = 25°C
18
15
12
9.0
fo = 10.7 MHz
6.0
RFin â40 dBm
1.8 k⦠Load
3.0
0
0 1.0 2.0 3.0 4.0 5.0 6.0 7.0 8.0 9.0 10
VCC, SUPPLY VOLTAGE (V)
MOTOROLA ANALOG IC DEVICE DATA
Figure 8. Mixer Gain versus Frequency
40
VCC = 4.0 Vdc
TA = 27°C
30
RFin = â40 dBm
20
10
0
1.0
â10 dBm
â15 dBm
â20 dBm
10
100
f, FREQUENCY (MHz)
5.0 dBm
0 dBm
â5.0 dBm
1000
5
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