LT5525 View Datasheet(PDF) - Linear Technology
Part Name
Description
Manufacturer
LT5525 Datasheet PDF : 12 Pages
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LT5525
TYPICAL AC PERFOR A CE CHARACTERISTICS VCC = 5V, EN = 3V, TA = 25°C, fRF = 1900MHz,
PRF = –15dBm (–15dBm/tone for 2-tone IIP3 tests, ∆f = 1MHz), fLO = fRF – 140MHz, PLO = –5dBm, IF output measured at 140MHz,
unless otherwise noted. Test circuit shown in Figure 1.
IFOUT, 2 × 2 and 3 × 3 Spurs
vs RF Input Power
10
0
IF OUT
–10
fRF = 1900MHz
–20
–30
3RF-3LO
–40
fRF = 1806.67MHz
–50
–60
2RF-2LO
–70 fRF = 1830MHz
–80
–90
–100
–20
TA = 25°C
fLO = 1760MHz
fIF = 140MHz
–15
–10
–5
0
RF INPUT POWER (dBm)
5525 G10
2 × 2 and 3 × 3 Spurs
vs LO Input Power
–30
TA = 25°C
–40
fLO = 1760MHz
fIF = 140MHz
–50
–60
2RF-2LO
–70
fRF = 1830MHz
–80
3RF-3LO
–90
fRF = 1806.67MHz
–100
–16
–12 –8
–4
0
4
LO INPUT POWER (dBm)
5525 G11
TYPICAL DC PERFOR A CE CHARACTERISTICS Test circuit shown in Figure 1.
Supply Current vs Supply Voltage
32
30
28
26
24
22
20
18
25°C
16
85°C
–40°C
14
2.8 3.2 3.6 4 4.4 4.8 5.2 5.6
SUPPLY VOLTAGE (V)
5525 G12
Shutdown Current vs Supply Voltage
20
25°C
85°C
–40°C
15
10
5
0
2.8 3.2
3.6 4 4.4 4.8
SUPPLY VOLTAGE (V)
5.2 5.6
5525 G13
5525f
5
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