LT5511
4
5511f
TYPICAL PERFOR A CE CHARACTERISTICS
UW
RF Output Power and 3rd Order
Intermodulation vs IF Input Power
(Two Input Tones)
Conversion Gain and IIP3
vs LO Power
LO to RF Leakage vs LO Power
IIP2 vs LO Power
(950MHz Application)
V
CC
= 5V
DC
, EN = High , T
A
= 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).
Conversion Gain and LO to RF
Leakage vs Output Frequency
IIP3 and IIP2
vs Output Frequency
SSB Noise Figure vs
Output Frequency
IF INPUT POWER (dBm/TONE)
–15
P
OUT
, IM3 (dBm/TONE)
–5
5
10
0
–10
–20
–30
–40
–50
–60
–70
–80
5511 G01
–10 0
T
A
= 25°C
T
A
= –40°C
T
A
= –40°C
T
A
= 85°C
T
A
= 85°C
P
OUT
IM3
T
A
= 25°C
IF INPUT POWER (dBm)
–15
P
OUT
, IM2 (dBm)
–5
5
10
0
–10
–20
–30
–40
–50
–60
–70
–80
–10 0
T
A
= –40°C
T
A
= 85°C
T
A
= 85°C
P
OUT
IM2
T
A
= 25°C
T
A
= –40°C
T
A
= 25°C
5511 G02
IF INPUT POWER (dBm)
–15
GAIN (dB)
5
5511 G03
–10
–5
0
5
4
3
2
1
0
–1
–2
–3
–4
–5
T
A
= 25°C
T
A
= –40°C
T
A
= 85°C
GAIN
IIP3
–20
GAIN (dB)
IIP3 (dBm)
0
5511 G04
–15
–10
–5
8
6
4
2
0
–2
19
17
15
13
11
9
T
A
= 25°C
T
A
= 25°C
T
A
= –40°C
T
A
= –40°C
T
A
= 85°C
T
A
= 85°C
LO POWER (dBm)
LO POWER (dBm)
–20
LO TO RF LEAKAGE (dBm)
0
5511 G05
–15
–10
–5
–5
–15
–25
–35
–45
–55
T
A
= 25°C
T
A
= –40°C
T
A
= 85°C
LO POWER (dBm)
–20
IIP2 (dBm)
60
50
40
30
20
10
0
–15 –10 –5 0
5511 G06
T
A
= 25°C
T
A
= –40°C
T
A
= 85°C
RF OUTPUT FREQUENCY (MHz)
300
GAIN (dB)
LO TO RF LEAKAGE (dBm)
2
0
–2
–4
–6
–8
–10
–5
–15
–25
–35
–45
–55
–65
500 700 900 13001100
5511 G07
GAIN
LO LEAKAGE
T
A
= –40°C
T
A
= –40°C
T
A
= 85°C
T
A
= 25°C
T
A
= 25°C
IF = 50MHz, LO SWEPT FROM
400MHz TO 1300MHz AT –10dBm
T
A
= 85°C
RF OUTPUT FREQUENCY (MHz)
300
IIP3, IIP2 (dBm)
60
50
40
30
20
10
0
500 700 900 13001100
5511 G08
IIP2
IIP3
T
A
= –40°C
T
A
= –40°C
T
A
= 85°C
T
A
= 25°C
T
A
= 25°C
IF = 50MHz, LO SWEPT FROM
400MHz TO 1300MHz AT –10dBm
T
A
= 85°C
RF OUTPUT FREQUENCY (MHz)
300
NOISE FIGURE (dB)
20
18
16
14
12
10
500 700 900 13001100
5511 G09
T
A
= 25°C
IF = 50MHz, LO SWEPT FROM
400MHz TO 1300MHz AT –10dBm
RF Output Power and 2nd Order
Intermodulation vs IF Input Power
(Single Input Tone)
Conversion Gain vs IF Input
Power (Single Input Tone)
