LT1469
TYPICAL PERFORMANCE CHARACTERISTICS
Power Supply Rejection Ratio
vs Frequency
Common Mode Rejection Ratio
vs Frequency
Channel Separation
vs Frequency
120
100
80
60
40
20
0
140
120
100
80
160
140
120
100
V
T
= 15V
= 25°C
= 2k
V
T
= 15V
= 25°C
= 2k
V
T
= 15V
= 25°C
= 2k
S
S
S
A
A
A
R
R
R
L
L
L
+PSRR
–PSRR
80
60
60
40
40
20
0
20
0
1k
10k
1M
100
1k
10k
100k 1M
10M 100M
100
1k
10k 100k
1M
10M 100M
100
10M 100M
100k
FREQUENCY (Hz)
FREQUENCY (Hz)
FREQUENCY (Hz)
1469 G29
1469 G30
1469 G28
Undistorted Output Swing
vs Frequency, VS = 5V
Undistorted Output Swing
vs Frequency, VS = 15V
Output Impedance vs Frequency
10
9
100
10
30
25
20
15
10
5
V
T
= 5V
= 25°C
= 2k
V
T
=
15V
S
S
A
= 25°C
A
R
L
8
A
= 1
THD < 1%
V
A
= 100
= 10
V
A
= 1
V
7
1
6
5
A
= –1
V
A
= –1
V
A
V
4
3
2
1
0
0.1
A
= 1
V
V
T
= 15V
= 25°C
= 2k
S
0.01
0.001
A
R
L
THD < 1%
0
10k
100k
1M
FREQUENCY (Hz)
10M
100M
1
10
100
1000
1
10
100
1000
FREQUENCY (kHz)
FREQUENCY (kHz)
1469 G33
1469 G31
1469 G32
Total Harmonic Distortion
vs Frequency
Total Harmonic Distortion + Noise
vs Amplitude
Warm-Up Drift vs Time
–80
–90
–50
–60
10
0
V
A
R
V
=
15V
S
V
L
= 2
= 2k
OUT
N8 5V
= 10V
–10
–20
–30
–40
–50
–60
–70
–80
P-P
V
=
5V
S
S0-8 5V
–70
–100
–110
–120
–130
V
=
15V
S
–80
N8 15V
–90
T
= 25°C
= 1
A
V
L
A
S0-8 15V
–100
R
= 600ꢀ
f = 10kHz
NOISE BW = 80kHz
–110
100
1k
10k
100k
0.01
0.1
OUTPUT SIGNAL (V
1
10
0
20
40
60
80 100 120 140
)
FREQUENCY (Hz)
RMS
TIME AFTER POWER UP (s)
1469 G34
1469 G35
1469 G36
1469fa
10
Linear [ Linear ]
