LT5511 View Datasheet(PDF) - Linear Technology
Part Name
Description
Manufacturer
LT5511 Datasheet PDF : 16 Pages
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LT5511
TYPICAL PERFOR A CE CHARACTERISTICS (950MHz Application)
VCC = 5VDC, EN = High , TA = 25°C, IF Input = 50MHz at –5dBm, LO Input = 1GHz at –10dBm, RF Output Measured at 950MHz, unless
otherwise noted. For 2-Tone Measurements: 2nd IF Input = 51MHz at –5dBm. (Test Circuit Shown in Figure 2).
LO and RF Port Return Loss
vs Frequency
0
–10
RF PORT
–20
LO PORT
–30
–40
Conversion Gain
vs Supply Voltage
6
4
2
TA = –40°C
TA = 25°C
0
TA = 85°C
–2
IIP3 and IIP2
vs Supply Voltage
35
60
IIP2
30
TA = 25°C
50
TA = –40°C
25
TA = 85°C
40
20
IIP3
15
TA = 25°C
30
TA = 85°C
TA = –40°C
20
–50
300
500 700 900 1100 1300
FREQUENCY(MHz)
5511 G10
–4
4.0 4.2 4.4 4.6 4.8 5.0 5.2 5.4 5.6
SUPPLY VOLTAGE (V)
5511 G11
10
10
4.0 4.2 4.4 4.6 4.8 5.0 5.2 5.4 5.6
SUPPLY VOLTAGE (V)
5511 G12
(1.9GHz Application)
VCC = 5VDC, EN = High , TA = 25°C, IF Input = 50MHz at –5dBm, LO Input = 1.95GHz at –10dBm, RF Output Measured at 1900MHz,
unless otherwise noted. For 2-Tone Measurements: 2nd IF Input = 51MHz at –5dBm. (Test Circuit Shown in Figure 3).
RF Output Power and 3rd Order
Intermodulation vs IF Input
Power (Two Input Tones)
10
0 TA = 25°C
TA = –40°C
POUT
–10
TA = 85°C
IM3
–20
–30
TA = –40°C
–40
TA = 25°C
–50
–60
TA = 85°C
–70
–80
–15
–10
–5
0
5
IF INPUT POWER (dBm/TONE)
5511 G13
RF Output Power and 2nd Order
Intermodulation vs IF Input Power
(Single Input Tone)
10
0 TA = 25°C
TA = –40°C
POUT
–10
TA = 85°C
–20
–30
–40
IM2
–50
–60
–70
–80
–15
TA = –40°C
TA = 25°C
TA = 85°C
–10
–5
0
5
IF INPUT POWER (dBm)
5511 G14
Conversion Gain vs IF Input
Power (Single Input Tone)
5
4
3
2
1 TA = –40°C
0
–1
TA = 25°C
–2
TA = 85°C
–3
–4
–5
–15
–10
–5
0
IF INPUT POWER (dBm)
5
5511 G15
5511i
5
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