12
LT1803/LT1804/LT1805
180345f
CAPACITIVE LOAD (pF)
10
OVERSHOOT (%)
50
45
40
35
30
25
20
15
10
5
0
100 1000 10000
180345 G30
180345 G33
CAPACITIVE LOAD (pF)
10
OVERSHOOT (%)
50
45
40
35
30
25
20
15
10
5
0
100 1000 10000
180345 G31
180345 G32
FREQUENCY (MHz)
0.01
OUTPUT VOLTAGE SWING (V
P-P
)
5.2
5.0
4.8
4.6
4.4
4.2
4.0
0.1 1 10
180345 G34
V
S
= 5V, 0V
A
V
= 1
V
S
= 5V, 0V
A
V
= 2
C
F
= 5pF
R
G
= 1k
R
F
= 1k
V
S
= 5V, 0V
T
A
= 25°C
HD
2
,
HD
3
< –40dBc
R
S
= 50Ω,
R
L
= 50Ω
R
S
= 50Ω,
R
L
= 50Ω
R
S
= 20Ω
R
S
= 20Ω
A
V
= 2
A
V
= –1
180345 G35
1V/DIV
0V
100ns/DIV
V
S
= 5V, 0V
A
V
= 1
R
L
= 1k
180345 G36
50mV/DIV
2.5V
50ns/DIV
V
S
= 5V, 0V
A
V
= 1
R
L
= 1k
FREQUENCY (MHz)
COMMON MODE REJECTION RATIO (dB)
100
80
60
40
20
0
0.01 1 10 100
180345 G28
0.1
FREQUENCY (MHz)
POWER SUPPLY REJECTION RATIO (dB)
100
90
80
70
60
50
40
30
20
10
0
–10
0.001 0.1 1 100
180345 G29
0.01 10
V
S
= 5V, 0V
R
L
= 1kΩ
T
A
= 25°C
V
S
= 5V, 0V
T
A
= 25°C
POSITIVE
SUPPLY
NEGATIVE
SUPPLY
FREQUENCY (MHz)
DISTORTION (dBc)
V
S
= 5V, 0V
A
V
= 2
V
OUT
= 2V
P-P
FREQUENCY (MHz)
0.01
DISTORTION (dBc)
–30
–40
–50
–60
–70
–80
–90
–100
–110
–30
–40
–50
–60
–70
–80
–90
–100
0.1 1 10 0.01 0.1 1 10
V
S
= 5V, 0V
A
V
= 1
V
OUT
= 2V
P-P
V
CM
= 2V
R
L
= 150Ω, 2ND
R
L
= 150Ω, 3RD
R
L
= 1kΩ, 3RD
R
L
= 150Ω, 2ND
R
L
= 1kΩ, 2ND
R
L
= 150Ω, 3RD
R
L
= 1kΩ, 3RD
R
L
= 1kΩ, 2ND
TYPICAL PERFOR A CE CHARACTERISTICS
UW
Overshoot and Series Output
Resistor vs Capacitive Load (A
V
= 1)
Overshoot and Series Output
Resistor vs Capacitive Load (A
V
= 2)
Distortion vs Frequency (A
V
= 1)
Distortion vs Frequency (A
V
= 2)
Maximum Undistorted Output
Signal vs Frequency 5V Large-Signal Response
5V Small-Signal Response
Common Mode Rejection Ratio
vs Frequency
Power Supply Rejection Ratio
vs Frequency