LT5527 データシートの表示（PDF） - Linear Technology
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LT5527 Datasheet PDF : 20 Pages
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LTC5590
Typical AC Performance Characteristics High Side LO
VCC = 3.3V, VCCIF = 3.3V, ENA = ENB = High, ISEL = Low, TC = 25°C, PLO = 0dBm, PRF = –3dBm (–3dBm/tone for two-tone IIP3 tests,
∆f = 2MHz), IF = 190MHz, unless otherwise noted. Test circuit shown in Figure 1.
2-Tone IF Output Power, IM3 and
IM5 vs RF Input Power
20
10
0
–10
IFOUT
–20
–30
–40
–50
IM3
–60
IM5
–70
–80
–12 –9 –6 –3 0
3
6
RF INPUT POWER (dBm/TONE)
5590 G10
SSB Noise Figure vs RF Blocker
Power
24
PLO = –3dBm
22
PLO = 0dBm
PLO = 3dBm
20
PLO = 6dBm
RF = 900MHz
18 BLOCKER = 800MHz
16
14
12
10
8
–20 –15 –10 –5
0
5
10
RF BLOCKER POWER (dBm)
5590 G13
Single-Tone IF Output Power, 2 × 2
and 3 × 3 Spurs vs RF Input Power
20
IFOUT
10 RF = 900MHz
0
–10
–20
–30
–40 LO = 1090MHz
PLO = 0dBm
–50
3LO-3RF
RF = 1026.67MHz
–60
2LO-2RF
–70
RF = 995MHz
–80
–12 –9 –6 –3 0
3
6
RF INPUT POWER (dBm)
5590 G11
LO Leakage vs LO Frequency
0
–10
–20
LO-IF
–30
–40
LO-RF
–50
–60
800
900 1000 1100 1200 1300 1400
LO FREQUENCY (MHz)
5590 G14
2 × 2 and 3 × 3 Spur Suppression
vs LO Input Power
–60
RF = 900MHz
PIN = –10dBm
–65
LO = 1090MHz
–70
2LO-2RF
RF = 995MHz
–75
3LO-3RF
RF = 1026.67MHz
–80
–85
–6
–3
0
3
LO INPUT POWER (dBm)
6
5590 G12
RF Isolation vs RF Frequency
70
60
RF-LO
50
40
30
RF-IF
20
10
0
600 700 800 900 1000 1100 1200
RF FREQUENCY (MHz)
5590 G15
TBD
TBD
TBD
5590p
6
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