LT5500EGN データシートの表示（PDF） - Linear Technology
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LT5500EGN Datasheet PDF : 12 Pages
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TYPICAL PERFOR A CE CHARACTERISTICS
Mixer Conversion Gain
vs LO Power
9
8
1.8GHz
7
6
2.5GHz
5
4
3
2
IF = 280MHz
1 VCC = 3V
TA = 25°C
0
0 –5 –10 –15 –20
P(LO) (dBm)
–25 –30
5500 G10
LNA Input Return Loss
vs Supply Voltage
15
RF = 2.5GHz
14 TA = 25°C
13
HIGH GAIN
12
11
10
9
8
LOW GAIN
7
6
1.5
2.5
3.5
4.5
5.5
VCC (V)
5500 G13
LNA Output Return Loss
vs Temperature
20
RF = 2.5GHz
18 VCC = 3V
16
HIGH GAIN
14
LOW GAIN
12
10
8
6
–50
0
50
TEMPERATURE (°C)
100
5500 G16
Mixer IIP3 vs LO Power
–1.0
IF = 280MHz
–1.2 VCC = 3V
–1.4 TA = 25°C
–1.6
–1.8
–2.0
–2.2
1.8GHz
–2.4
–2.6
2.5GHz
–2.8
–3.0
0
–5 –10 –15 –20
P(LO) (dBm)
–25 –30
5500 G12
LNA Input Return Loss
vs Temperature
18
RF = 2.5GHz
VCC = 3V
16
HIGH GAIN
14
12
10
8
6
–50
LOW GAIN
0
50
TEMPERATURE (°C)
100
5500 G14
ICC vs Supply Voltage
(High Gain Mode)
31
29
85°C
27
25
23
25°C
21
19
17
15
1.5
–40°C
2.5
3.5
VCC (V)
4.5
5.5
5500 G17
LT5500
Mixer SSB Noise Figure
vs LO Power
15
IF = 280MHz
14 VCC = 3V
TA = 25°C
13
12
11
2.5GHz
10
9
1.8GHz
8
7
0 –5 –10 –15 –20 –25 –30
P(LO) (dBm)
5500 G11
LNA Output Return Loss
vs Supply Voltage
24
RF = 2.5GHz
22 TA = 25°C
20
18
HIGH GAIN
16
LOW GAIN
14
12
10
8
6
1.5
2.5
3.5
4.5
5.5
VCC (V)
5500 G15
ICC vs Supply Voltage
(Low Gain Mode)
28
26
85°C
24
22
20
25°C
18
16
–40°C
14
12
1.5
2.5
3.5
VCC (V)
4.5
5.5
5500 G18
5500f
5
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