
7
LT1969
Harmonic Distortion
vs Resistive Load
Harmonic Distortion
vs Resistive Load
Harmonic Distortion vs Output
Swing, A
V
= 10, V
S
=
±
6V
Harmonic Distortion vs Output
Swing, A
V
= 10, V
S
=
±
2.5V
Harmonic Distortion vs Output
Swing, A
V
= 2, V
S
=
±
6V
TYPICAL PERFOR U
13k resistor from CTRL1 to V
–
and a 49.9k resistor from CTRL2 to V
–
LOAD RESISTANCE (
)
D
1
100
1k
1969 G19
10
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
T
A
= 25
°
C
V
S
=
±
6V
A
V
= 10
2V
OUT
f = 1MHz
2nd
3rd
LOAD RESISTANCE (
)
D
1
100
1k
1969 G20
10
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
T
A
= 25
°
C
V
S
=
±
2.5V
A
V
= 10
2V
OUT
f = 1MHz
2nd
3rd
OUTPUT VOLTAGE (V
P-P
)
D
0
2
4
6
8
10
12
1969 G21
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
T
= 25
°
C
f = 1MHz
2nd
3rd
2nd
3rd
R
L
= 25
R
L
= 100
OUTPUT VOLTAGE (V
P-P
)
D
0
1969 G22
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
1
2
3
4
5
T
= 25
°
C
f = 1MHz
2nd
3rd
2nd
3rd
R
L
= 100
R
L
= 25
OUTPUT VOLTAGE (V
P-P
)
D
0
2
4
6
8
10
12
1969 G23
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
T
A
= 25
°
C
R
F
= R
G
= 1k
R
C
= 124
C
= 100pF
f = 1MHz
SEE FIGURE 3
2nd
2nd
3rd
3rd
R
L
= 25
R
L
= 100
Common Mode Rejection Ratio
vs Frequency
Amplifier Crosstalk vs Frequency
FREQUENCY (Hz)
C
100k
10M
100M
1969 G15
1M
100
90
80
70
60
50
40
30
20
10
0
V
S
=
±
6V
T
A
= 25
°
C
Harmonic Distortion vs
Frequency, A
V
= 10, V
S
=
±
6V
Harmonic Distortion vs
Frequency, A
V
= 10, V
S
=
±
2.5V
FREQUENCY (Hz)
O
1M
100M
1G
1969 G16
10M
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
V
S
=
±
6V
A
V
= 10
R
= 100
INPUT = –20dBm
B
→
A
A
→
B
FREQUENCY (Hz)
100k
D
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
1M
10M
1969 G17
T
A
= 25
°
C
A
V
= 10
2V
P-P
OUT
2nd
3rd
2nd
3rd
R
L
= 25
R
L
= 100
FREQUENCY (Hz)
100k
D
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
1M
10M
1969 G18
T
A
= 25
°
C
A
V
= 10
2V
P-P
OUT
2nd
3rd
2nd
3rd
R
L
= 100
R
L
= 25