EL2227C
Dual Very Low Noise Amplifier
Typical Performance Curves
1MHz 2nd and 3rd Harmonic Distortion vs Output
1MHz 2nd and 3rd Harmonic Distortion vs Output
Swing for V =±2.5V
Swing for V =±12V
S
S
-40
-50
-50
-60
A =2
A =2
V
V
R =620W
R =358W
F
F
R =500W
L
R =500W
L
2nd H
3rd H
-60
-70
2nd H
-70
-80
-80
3rd H
1.5
-90
-90
-100
-100
0
4
8
12
16
20
0
0.5
1
2
2.5
Output Swing (V
)
Output Swing (V )
PP
PP
Total Harmonic Distortion vs Frequency @ 2V
V =±2.5V
S
Total Harmonic Distortion vs Frequency @ 2V
V =±12V
S
PP
PP
-60
-70
-60
-70
R =50
L
-80
R =50
L
-80
-90
-90
R =500
L
-100
-110
-120
-100
-110
-120
R =500
L
1
10
100
1000
1
10
100
1000
Frequency (kHz)
Frequency (kHz)
Voltage and Current Noise vs Frequency
Channel to Channel Isolation vs Frequency
10
9
0
-20
8
A ®
B ®
B
A
7
I
N
-40
6
5
-60
4
3
-80
E
N
2
1
10
-100
100k
100
1k
10k
100k
1M
10M
Frequency (Hz)
100M
Frequency (Hz)
8
ELANTEC [ ELANTEC SEMICONDUCTOR ]
