LTC2242-12 View Datasheet(PDF) - Linear Technology
Part Name
Description
Manufacturer
LTC2242-12 Datasheet PDF : 20 Pages
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LTC5590
Typical AC Performance Characteristics Low Power Mode, High Side LO
VCC = 3.3V, VCCIF = 3.3V, ENA = ENB = High, ISEL = High, 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.
Conversion Gain and IIP3 vs
RF Frequency
23
16
22
15
21
14
20
13
IIP3
19
12
18
–40°C 11
17
25°C 10
85°C
16
105°C 9
15
8
14
7
13
12
600
6
GC
5
700 800 900 1000 1100 1200
RF FREQUENCY (MHz)
5590 G19
700MHz Conversion Gain, IIP3
and NF vs LO Input Power
24
20
22
IIP3
18
20
16
18
–40°C 14
16
25°C
85°C
12
14
10
12
10
GC
8
8
NF
6
4
6
2
–6 –4 –2 0
2
4
6
LO INPUT POWER (dBm)
5590 G22
Conversion Gain, IIP3 and NF vs
Supply Voltage (Single Supply)
24
20
22
18
20
18 IIP3
16
16
–40°C
25°C
14
85°C 12
14
10
12
10
GC
8
NF 8
6
4
6
2
3 3.1 3.2 3.3 3.4 3.5 3.6
VCC, VCCIF Supply Voltage (V)
5590 G25
SSB NF vs RF Frequency
16
14
12
–40°C
25°C
85°C
105°C
10
8
6
600 700 800 900 1000 1100 1200
RF FREQUENCY (MHz)
5590 G20
900MHz Conversion Gain, IIP3
and NF vs LO Input Power
24
20
22
18
20 IIP3
18
16
16
–40°C 14
25°C
85°C 12
14
10
12
10
GC
8
NF 8
6
4
6
2
–6 –4 –2 0
2
4
6
LO INPUT POWER (dBm)
5590 G23
Conversion Gain, IIP3 and NF vs
Supply Voltage (Dual Supply)
24
20
22
18
20
18 IIP3
16
16
–40°C
25°C
14
85°C 12
14
10
12
10
GC
8
NF 8
6
4
6
2
3
3.5
4
4.5
5
5.5
VCC, VCCIF Supply Voltage (V)
5590 G26
2-Tone IF Output Power, IM3 and
IM5 vs RF Input Power
20
10
IFOUT
0
–10
RF1 = 899MHz
–20 RF2 = 901MHz
LO = 1090MHz
–30
IM3
–40
–50
–60
IM5
–70
–80
–12 –9 –6 –3 0
3
6
RF INPUT POWER (dBm/tone)
5590 G21
1100MHz Conversion Gain, IIP3
and NF vs LO Input Power
24
20
22 IIP3
18
20
16
18
14
16
NF 12
14
10
12
10
GC
8
–40°C 8
25°C
85°C
6
4
6
2
–6 –4 –2 0
2
4
6
LO INPUT POWER (dBm)
5590 G24
Conversion Gain, IIP3 and RF
Input P1dB vs Temperature
24
22
20
IIP3
18
16
VCCIF = 3.3V
VCCIF = 5V
14
12
P1dB
10
8
GC
6
–40 –10
20
50
80
110
CASE TEMPERATURE (°C)
5590 G27
5590p
7
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