LTC5591
8
5591f
Typical ac perForMance characTerisTics
High Side LO
V
CC
= 3.3V, V
CCIF
= 3.3V, ENA = ENB = High, I
SEL
= Low, T
C
= 25°C, P
LO
= 0dBm, P
RF
= –3dBm (–3dBm/tone for two-tone IIP3 tests,
∆f = 2MHz), IF = 190MHz, unless otherwise noted. Test circuit shown in Figure 1.
SSB NF vs RF Frequency
Conversion Gain and IIP3 vs
RF Frequency
2-Tone IF Output Power, IM3
and IM5 vs RF Input Power
1450MHz Conversion Gain,
IIP3 and NF vs LO Power
1750MHz Conversion Gain,
IIP3 and NF vs LO Power
1600MHz Conversion Gain,
IIP3 and NF vs LO Power
Conversion Gain, IIP3 and NF vs
Supply Voltage (Single Supply)
Single-Tone IF Output Power, 2 × 2
and 3 × 3 Spurs vs RF Input Power
Conversion Gain, IIP3 and RF
Input P1dB vs Temperature
RF FREQUENCY (GHz)
1.25
6
SSB NF (dB)
10
12
14
1.55
1.65
5591 G29
8
1.35 1.45
1.75
1.85
16
–40°C
25°C
85°C
105°C
RF INPUT POWER (dBm/TONE)
–12
–90
–80
OUTPUT POWER TONE (dBm)
–50
–40
–30
–20
–10
0
–3
0
5591 G30
–70
–60
–9 –6
0
3
20
10
RF1 = 1599MHz
RF2 = 1601MHz
LO = 1790MHz
IF
OUT
IM5
IM3
V
CC
, V
CCIF
SUPPLY VOLTAGE (V)
3
G
C
(dB), IIP3 (dBm)
SSB NF (dB)
13
17
21
3.2 3.3
3.5
3.6
5591 G34
9
3.1 3.4
25
11
15
19
7
23
8
12
16
4
20
6
10
14
2
18
–40°C
25°C
85°C
IIP3
G
C
NF
RF = 1600MHz
V
CC
= V
CCIF
RF INPUT POWER (dBm)
–12 –9 –6 –3
OUTPUT POWER (dBm)
–40
–20
0
30
12 15
5591 G36
–60
6 9
20
–50
–30
–10
–80
–70
10
3LO-3RF
(RF = 1726.67MHz)
IF
OUT
(RF = 1600MHz)
(LO = 1790MHz)
2LO-2RF
(RF = 1695MHz)
RF FREQUENCY (GHz)
1.25
16
IIP3 (dBm)
G
C
(dB)
20
22
24
1.55
1.65
5591 G28
18
1.35 1.45
1.75
1.85
26
6
10
12
14
8
16
–40°C
25°C
85°C
105°C
IIP3
G
C
CASE TEMPERATURE (°C)
–40 –25 –10 5
G
C
(dB), IIP3 (dBm), P1dB (dBm)
14
18
22
3520
80 95
110
5591 G35
8
10
50 65
26
12
16
20
6
24
V
CCIF
= 5V
V
CCIF
= 3.3V
IIP3
G
C
RF = 1600MHz
P1dB
LO INPUT POWER (dBm)
–6
6
G
C
(dB), IIP3 (dBm)
SSB NF (dB)
14
18
22
–2 0
4
6
5591 G31
10
–4 2
26
12
16
20
8
24
0
8
12
16
4
20
6
10
14
2
18
–40°C
25°C
85°C
IIP3
G
C
NF
LO INPUT POWER (dBm)
–6
6
G
C
(dB), IIP3 (dBm)
SSB NF (dB)
14
18
22
–2 0
4
6
5591 G32
10
–4 2
26
12
16
20
8
24
0
8
12
16
4
20
6
10
14
2
18
–40°C
25°C
85°C
IIP3
G
C
NF
LO INPUT POWER (dBm)
–6
6
G
C
(dB), IIP3 (dBm)
SSB NF (dB)
14
18
22
–2 0
4
6
5591 G33
10
–4 2
26
12
16
20
8
24
0
8
12
16
4
20
6
10
14
2
18
–40°C
25°C
85°C
IIP3
G
C
NF
