Datasheet

LT1568
7
1568f
TYPICAL PERFOR A CE CHARACTERISTICS
UW
Supply Current vs Temperature
Crosstalk vs Frequency
f
CUTOFF
= 1MHz
Crosstalk vs Frequency
f
CUTOFF
= 10MHz
TEMPERATURE (°C)
–40
15
I
CC
(mA)
20
25
30
35
40
–25
025
1568 G01
50 75 85
V
S
= ±5V
V
S
= 5V
V
S
= 3V
FREQUENCY (Hz)
–110
CROSSTALK (dB)
–100
–95
–85
–80
1k 100k 1M 10M
1568 G02
–120
10k
–90
–105
–115
OUTA, OUTB
OUTA, OUTB
V
IN
= 2V
P-P
V
S
= 5V
FREQUENCY (Hz)
–90
CROSSTALK (dB)
–70
–50
–100
–80
–60
10k 1M 10M 100M
1568 G03
–110
100k
OUTA, OUTB
OUTA, OUTB
V
IN
= 2V
P-P
V
S
= 5V
Distortion vs Frequency
V
S
= ±5V, f
CUTOFF
= 5MHz
FREQUENCY (Hz)
200k
–90
DISTORTION (dB)
–85
–80
–75
–70
2ND
–60
1M 5M
1568 G04
–65
R
L
= 400Ω
V
IN
= 2V
P-P
3RD
Distortion vs Frequency
V
S
= ±5V, f
CUTOFF
= 10MHz
FREQUENCY (Hz)
500k 1M
–90
DISTORTION (dB)
–65
–60
–55
–50
–85
–80
–75
–70
2ND
3RD
10M
1568 G05
–45
R
L
= 400Ω
V
IN
= 1V
P-P
Distortion vs Output Voltage Swing
V
S
= ±5V, f
CUTOFF
= 5MHz
OUTA (V
P-P
)
0
DISTORTION (dB)
–60
–50
–40
8
1568 G06
–70
–80
–65
–55
–45
–75
–85
–90
2
4
6
19
3
5
7
10 11
2ND
3RD
R
L
= 400Ω
f
IN
= 2.5MHz
Distortion vs Output Voltage Swing
V
S
= 5V, f
CUTOFF
= 5MHz
OUTA (V
P-P
)
0
–90
DISTORTION (dB)
–80
–70
–60
1
2
34
1568 G07
5
–50
–40
–85
–75
–65
2ND
3RD
–55
–45
6
R
L
= 400Ω
f
IN
= 2.5MHz
Distortion vs Output Voltage Swing
V
S
= 3V, f
CUTOFF
= 5MHz
OUTA (V
P-P
)
0
–90
DISTORTION (dB)
–80
–70
–60
2ND
3RD
–50
–40
–30
1234
1568 G08
R
L
= 400Ω
f
IN
= 2.5MHz
Power Supply Rejection
vs Frequency
FREQUENCY (Hz)
20
POWER SUPPLY REJECTION (dB)
40
60
70
10k 1M 10M 100M
1568 G09
0
100k
50
30
10
OUTA, OUTB
OUTA, OUTB