LT5581
TYPICAL PERFORMANCE CHARACTERISTICS
Output Voltage and Linearity Error
at 5800MHz
Linearity Error Temperature
Linearity Error vs RF Input Power,
5.8GHz Modulated Waveforms
Variation from 25°C at 5800MHz
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
2.5
3
2
3
2
T
= 25°C
25°C
A
2.0
85°C
–40°C
1.5
1.0
1
0
1
0
85°C
0.5
0
–40°C
–0.5
–1.0
–1.5
–2.0
–2.5
–1
–1
–2
–3
–2
–3
CW
WiMax OFDM BURST
–40
–30 –25 –20 –15 –10 –5
RF INPUT POWER (dBm)
0
5
10
–40
–30 –25 –20 –15 –10 –5
RF INPUT POWER (dBm)
0
5
10
–30 –25 –20 –15 –10 –5
RF INPUT POWER (dBm)
0
5
10
–35
–35
–35
5581 G19
5581 G20
5581 G21
Slope vs Frequency
Supply Current vs Supply Voltage
Slope Distribution vs Temperature
2.0
1.8
1.6
1.4
1.2
1.0
0.8
50
40
30
34
32
30
28
26
T
T
T
= –40°C
= 25°C
= 85°C
T
= 25°C
A
A
A
A
85°C
25°C
–40°C
20
10
0
3.4 3.8 4.2 4.6
SUPPLY VOLTAGE (V)
5
5.4
2.6
3
0
1
2
3
4
5
6
28
29
30
31
32
33
34
FREQUENCY (GHz)
SLOPE (mV/dB)
5581 G23
5581 G24
5581 G22
Logarithmic Intercept
vs Frequency
Logarithmic Intercept Distribution
vs Temperature
50
40
30
–30
–35
–40
–45
–50
T
T
T
= –40°C
= 25°C
= 85°C
T
= 25°C
A
A
A
A
20
10
0
–48 –47 –46 –45 –44 –43 –42 –41
0
1
2
3
4
5
6
FREQUENCY (GHz)
LOGARITHMIC INTERCEPT (dBm)
5581 G26
5581 G25
5581f
7
Linear [ Linear ]
