LT1568 Ver la hoja de datos (PDF) - Linear Technology
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LT1568 Datasheet PDF : 16 Pages
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TYPICAL PERFOR A CE CHARACTERISTICS
LT1568
Supply Current vs Temperature
40
35
VS = ±5V
VS = 5V
30
VS = 3V
25
20
15
–40 –25
0
25
50
TEMPERATURE (°C)
Distortion vs Frequency
VS = ±5V, fCUTOFF = 5MHz
–60
RL = 400Ω
VIN = 2VP-P
–65
75 85
1568 G01
–70
2ND
–75
–80
3RD
–85
–90
200k
1M
FREQUENCY (Hz)
5M
1568 G04
Distortion vs Output Voltage Swing
VS = 5V, fCUTOFF = 5MHz
–40
RL = 400Ω
–45 fIN = 2.5MHz
–50
–55
–60
–65
–70
2ND
–75
3RD
–80
–85
–90
0
1
2
3
4
5
6
OUTA (VP-P)
1568 G07
Crosstalk vs Frequency
fCUTOFF = 1MHz
–80
VIN = 2VP-P
–85 VS = 5V
OUTA, OUTB
–90
–95
–100
–105
OUTA, OUTB
–110
–115
–120
1k
10k
100k
1M
FREQUENCY (Hz)
10M
1568 G02
Distortion vs Frequency
VS = ±5V, fCUTOFF = 10MHz
–45
RL = 400Ω
–50 VIN = 1VP-P
–55
–60
–65
–70
2ND
–75
–80
3RD
–85
–90
500k
1M
FREQUENCY (Hz)
10M
1568 G05
Distortion vs Output Voltage Swing
VS = 3V, fCUTOFF = 5MHz
–30
RL = 400Ω
fIN = 2.5MHz
–40
–50
–60
2ND
–70
3RD
–80
–90
0
1
2
3
4
OUTA (VP-P)
1568 G08
Crosstalk vs Frequency
fCUTOFF = 10MHz
–50
VIN = 2VP-P
VS = 5V
–60
–70
–80
–90
–100
OUTA, OUTB
OUTA, OUTB
–110
10k
100k
1M
10M
FREQUENCY (Hz)
100M
1568 G03
Distortion vs Output Voltage Swing
VS = ±5V, fCUTOFF = 5MHz
–40
RL = 400Ω
–45 fIN = 2.5MHz
–50
–55
–60
–65
2ND
–70
3RD
–75
–80
–85
–90
0 1 2 3 4 5 6 7 8 9 10 11
OUTA (VP-P)
1568 G06
Power Supply Rejection
vs Frequency
70
60
50
OUTA, OUTB
40
OUTA, OUTB
30
20
10
0
10k
100k
1M
10M
FREQUENCY (Hz)
100M
1568 G09
1568f
7
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