Datasheet

LT1801/LT1802
12
18012fc
Series Output Resistor
vs Capacitive Load
Distortion vs Frequency
Distortion vs Frequency
Maximum Undistorted Output
Signal vs Frequency
CAPACITIVE LOAD (pF)
10
20
OVERSHOOT (%)
30
40
100 1000 10000
18012 G29
10
0
60
50
15
25
35
5
55
45
V
S
= 5V, 0V
A
V
= 2
R
OS
= 10Ω
R
OS
= R
L
= 50Ω
R
OS
= 20Ω
FREQUENCY (MHz)
0.01
–70
DISTORTION (dBc)
–60
–50
–40
0.1 1 10
18012 G30
–80
–90
–100
–110
V
S
= 5V, 0V
A
V
= 1
V
OUT
= 2V
P-P
R
L
= 150Ω, 2ND
R
L
= 1k, 2ND
R
L
= 1k, 3RD
R
L
= 150Ω, 3RD
FREQUENCY (MHz)
0.01
–70
DISTORTION (dBc)
–60
–50
–40
0.1 1 10
18012 G31
–80
–90
–100
–110
V
S
= 5V, 0V
A
V
= 2
V
OUT
= 2V
P-P
R
L
= 150Ω, 2ND
R
L
= 150Ω,
3RD
R
L
= 1k,
2ND
R
L
= 1k, 3RD
FREQUENCY (Hz)
4.1
OUTPUT VOLTAGE SWING (V
P-P
)
4.3
4.5
4.6
1k 100k 1M 10M
18012 G32
3.9
10k
4.4
4.2
4.0
V
S
= 5V, 0V
R
L
= 1k
A
V
= –1
A
V
= 2
Series Output Resistor
vs Capacitive Load
CAPACITIVE LOAD (pF)
10
20
OVERSHOOT (%)
30
40
100 1000 10000
18012 G28
10
0
60
50
15
25
35
5
55
45
V
S
= 5V, 0V
A
V
= 1
R
OS
= 10Ω
R
OS
= 20Ω
R
OS
= R
L
= 50Ω
Power Supply Rejection Ratio
vs Frequency
FREQUENCY (MHz)
0.001
30
POWER SUPPLY REJECTION RATIO (dB)
40
50
60
70
0.01 0.1 1 10 100
18012 G27
20
10
0
–10
80
90
V
S
= 5V, 0V
T
A
= 25°C
POSITIVE
SUPPLY
NEGATIVE
SUPPLY
Output Impedance vs Frequency
Common Mode Rejection Ratio
vs Frequency
FREQUENCY (MHz)
0.1
0.001
OUTPUT IMPEDANCE (Ω)
0.1
600
100
1 10 100 500
18012 G25
0.01
1
10
V
S
= ±2.5V
A
V
= 10
A
V
= 1
A
V
= 2
FREQUENCY (MHz)
40
COMMON MODE REJECTION RATIO (dB)
80
120
20
60
100
0.01 1 10 100
18012 G26
0
0.1
V
S
= 5V, 0V
TYPICAL PERFORMANCE CHARACTERISTICS