LT5581
TYPICAL PERFORMANCE CHARACTERISTICS
Output Voltage and Linearity Error
at 2140MHz
Linearity Error Temperature
Linearity Error vs RF Input Power,
2140MHz Modulated Waveforms
Variation from 25°C at 2140MHz
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
85°C
1
0
1
0
0.5
0
–40°C
–0.5
–1.0
–1.5
–2.0
–2.5
CW
WCDMA, UL
–1
–1
WCDMA DL 1C
WCDMA DL 4C
LTE DL 1C
–2
–3
–2
–3
LTE DL 4C
–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
–20
5
10
–35
–40
–30 –25
–15 –10 –5
0
–35
RF INPUT POWER (dBm)
5581 G10
5581 G12
5581 G11
Output Voltage and Linearity Error
at 2600MHz
Linearity Error Temperature
Linearity Error vs RF Input Power,
2.6GHz Modulated Waveforms
Variation from 25°C at 2600MHz
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
25°C
T
= 25°C
A
2.0
85°C
–40°C
1.5
1.0
85°C
1
0
1
0
0.5
0
–40°C
–0.5
–1.0
–1.5
–2.0
–2.5
–1
–1
CW
–2
–3
–2
–3
WiMax OFDM PREAMBLE
WiMax OFDM BURST
WiMax OFDMA PREAMBLE
–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
–35
–35
–20
5
10
–30 –25
–15 –10 –5
0
–35
RF INPUT POWER (dBm)
5581 G13
5581 G14
5581 G15
Linearity Error Temperature
Variation from 25°C at 3500MHz
Linearity Error vs RF Input Power,
3.5GHz Modulated Waveforms
Output Voltage and Linearity Error
at 3500MHz
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
85°C
1
0
1
0
0.5
0
–40°C
–0.5
–1.0
–1.5
–2.0
–2.5
–1
–1
CW
WiMax OFDMA PREAMBLE
WiMax OFDM BURST
–2
–3
–2
–3
–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
–20
5
10
–35
–40
–30 –25
–15 –10 –5
0
–35
RF INPUT POWER (dBm)
5581 G16
5581 G18
5581 G17
5581f
6
Linear [ Linear ]
